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        <dc:format>text/html</dc:format>
        <dc:date>2017-04-29T20:42:36+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:accessibility_promise</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:accessibility_promise&amp;rev=1493491356&amp;do=diff</link>
        <description>&lt;- AccessibilityProject Part 3 -&gt;
chromevox s'installe via more tools -&gt; extensions : &lt;https://chrome.google.com/webstore/search/chromevox?hl=en-US&amp;_category=extensions&gt;

Quiz: Accessibility Promise

Here’s Lynx

Here’s ChromeVox

General advice about alt attributes

	*  alt attributes should be descriptive for important images, like this body surfer. Because body surfing is important, I guess.</description>
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        <dc:date>2017-04-29T13:59:13+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:accessibility</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:accessibility&amp;rev=1493467153&amp;do=diff</link>
        <description>&lt;- The Full MontyAccessibility Promise -&gt;
navigateur links

utiliser l'attribut alt de manière responsable

chromevox pour la lecture de site

les images décoratives, sans sens propre devraient avoir une balise alt-vide

---

Here’s Lynx

Here’s ChromeVox

Here’s the site Cam uses

General advice about alt attributes

	*  alt attributes should be descriptive for important images, like this body surfer. Because body surfing is important, I guess.</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T18:49:15+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:all_about_bits_and_pixels</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:all_about_bits_and_pixels&amp;rev=1491151755&amp;do=diff</link>
        <description>&lt;- Sizing IntroRequests and Revenue -&gt;
poids d'une image = pixels x bits par pixel

règle 1 : moins de pixels, meilleure compression = poids plus faible</description>
    </item>
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        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T19:13:06+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:calc</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:calc&amp;rev=1491153186&amp;do=diff</link>
        <description>&lt;- IMPORTANT! Udacity Front End Feedback ExtensionLandscape and Portrait -&gt;
	*  width / calc
	*  not(:last-of-type) margin-right

les opérateurs doivent avoir un espace des deux côté ( 1 + 1 et non 1+1 )</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T20:10:56+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:compression_optimization_and_automation</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:compression_optimization_and_automation&amp;rev=1491156656&amp;do=diff</link>
        <description>&lt;- Spot the DifferencesImage Optimization Environment -&gt;
imagemagick comme outil d'automatisation des tâches

webp : 

convert image.jpg image.webp

grunt :

	*  Udacity webcast for setting up Grunt: Front End version and Full Stack version.
	*  Getting started with Grunt
	*  Grunt for People Who Think Things Like Grunt are Weird and Hard
	*  Generate multi-resolution images with Grunt
	*  grunt-responsive-images plugin for generating multiple images
	*  grunt-respimg plugin for a responsive ima…</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T18:05:03+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:course_introduction</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:course_introduction&amp;rev=1491149103&amp;do=diff</link>
        <description>&lt;- Why Responsive Images -&gt;
Les images n'étaient pas utilisables au début du web et sont ce qui a fait décoller le web.

Avec la diversification des dispositifs, écrans, ils nous faut repenser comment nous utilisons les images.

Le cours va s'articuler sur l'utilisation d'images avec une grande variété de dispositifs, d'écrans et scénarios (connectivity scenarios).</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2017-04-05T22:58:05+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:css_background_image_techniques</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:css_background_image_techniques&amp;rev=1491425885&amp;do=diff</link>
        <description>&lt;- CSS background imagesSymbol characters -&gt;
quizz : contain/cover</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T23:38:35+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:css_background_images</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:css_background_images&amp;rev=1491169115&amp;do=diff</link>
        <description>&lt;- CSS TechniquesCSS background image techniques -&gt;
	*  Div with background image
	*  CSS background-size - cover
	*  Body with background image
	*  Body with background image and gradient
	*  Body with elaborate background using only CSS
	*  Using CSS background images for conditional image display
	*  Using CSS background images for alternative images
	*  image-set()</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T23:23:25+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:css_techniques</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:css_techniques&amp;rev=1491168205&amp;do=diff</link>
        <description>&lt;- Text ProblemsCSS background images -&gt;
CSS pour les effets graphiques : toutefois un coût en terme de temps de chargement. À utiliser avec modération.

	*  CSS effects
	*  How CSS affects load time</description>
    </item>
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        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T23:01:40+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:end_of_lesson_2</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:end_of_lesson_2&amp;rev=1491166900&amp;do=diff</link>
        <description>&lt;- Project Part 1Performance -&gt;
Explications sur la suite du cours.</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:file_formats&amp;rev=1491155535&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T19:52:15+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:file_formats</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:file_formats&amp;rev=1491155535&amp;do=diff</link>
        <description>&lt;- Raster and Vector IdentificationSpot the Differences -&gt;
vectoriel en règle générale bien plus léger.

format webP : + transparence animation compression sans perte</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:icon_fonts&amp;rev=1491427313&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-05T23:21:53+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:icon_fonts</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:icon_fonts&amp;rev=1491427313&amp;do=diff</link>
        <description>&lt;- Unicode Treble ClefInlining images with SVG and data URIs -&gt;
Icon Fonts

	*  Zocial
	*  Font Awesome
	*  We Love Icon Fonts!
	*  Icon fonts on CSS-Tricks
	*  ARIA</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:image_compression&amp;rev=1491157995&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T20:33:15+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:image_compression</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:image_compression&amp;rev=1491157995&amp;do=diff</link>
        <description>&lt;- Spot the Differences 2Project Part 1 -&gt;
comment vérifier que toutes les images du site ont été optimisées ? (deprecated : pagespeed insights : &lt;https://developers.google.com/speed/pagespeed/insights/&gt; )

PageSpeed Insights is no longer part of Developer Tools. It has been deprecated. The online version is still available.

	*  PageSpeed Insights example
	*  Grunt PageSpeed plugin
	*  PageSpeed Node module
	*  cURL examples
	*  PageSpeed Insights Node module</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T20:16:08+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:image_optimization_environment</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:image_optimization_environment&amp;rev=1491156968&amp;do=diff</link>
        <description>&lt;- Compression, Optimization and AutomationSpot the Differences 2 -&gt;
La seule manière de ne pas devenir fou avec les images responsives est de créer un 'pipelin' qui va gérer ça pour nous, créer de multiples versions de nos images automatiquement.

grunt, imageoptim, imagemagick

ImageMagick:

	*  ImageMagick
	*  Simple ImageMagick installer for Mac
	*</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:important_udacity_front_end_feedback_extension&amp;rev=1491152883&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T19:08:03+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:important_udacity_front_end_feedback_extension</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:important_udacity_front_end_feedback_extension&amp;rev=1491152883&amp;do=diff</link>
        <description>&lt;- Relative Sizingcalc() -&gt;
blablabla extension udacity</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:index&amp;rev=1622822397&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2021-06-04T17:59:57+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:index</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:index&amp;rev=1622822397&amp;do=diff</link>
        <description>*  Getting Up and Running
		*  Course Introduction
		*  Why Responsive Images
		*  Intro to Project
		*  Setting up Your Environment
		*  Setup for mobile
		*  Using dev tools on mobile
		*  Mobile tools for iOS
		*  Lesson 1 Wrap Up

	*  units, formats, environments
		*  Sizing Intro
		*  All about Bits and Pixels
		*  Requests and Revenue
		*  Relative Sizing
		*  IMPORTANT! Udacity Front End Feedback Extension
		*  calc()
		*  Landscape and Portrait
		*  Less Well Known CSS Units
		*  Raster …</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:inlining_images_with_svg_and_data_uris&amp;rev=1491427784&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-05T23:29:44+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:inlining_images_with_svg_and_data_uris</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:inlining_images_with_svg_and_data_uris&amp;rev=1491427784&amp;do=diff</link>
        <description>&lt;- Icon FontsStrategy Quiz 1 -&gt;
reduce http requests

Inlining images with SVG and data URIs

Examples:

	*  SVG Data URI in HTML
	*  SVG Data URI in CSS
	*  SVG text on a path
	*  SVG optimized and unoptimized

----------

Browser support for inline SVG

Browser support for Data URIs

SVG Optimiser

Trajan’s Column SVG example

20 examples of SVG that will make your jaw drop

SVG animation examples</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:intro_to_project&amp;rev=1491149755&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T18:15:55+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:intro_to_project</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:intro_to_project&amp;rev=1491149755&amp;do=diff</link>
        <description>&lt;- Why Responsive ImagesSetting up Your Environment -&gt;
objectif : la meilleure qualité possible pour un minimum d'octets !</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:landscape_and_portrait&amp;rev=1491153474&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T19:17:54+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:landscape_and_portrait</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:landscape_and_portrait&amp;rev=1491153474&amp;do=diff</link>
        <description>&lt;- calc()Less Well Known CSS Units -&gt;
	*  mobiles et tablettes : usage plutôt paysage
	*  ordinateurs portables et fixes : usage plutôt paysage

	*  sur mobile et tablette, on ne redimensionne pas la fenêtre, mais la rotation peut charge l'orientation !

À nouveau, règle d'or, ne pas supposer que la taille de l'écran ne va pas changer !</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:less_well_known_css_units&amp;rev=1491154078&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T19:27:58+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:less_well_known_css_units</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:less_well_known_css_units&amp;rev=1491154078&amp;do=diff</link>
        <description>&lt;- Landscape and PortraitRaster and Vector -&gt;
	*  vh, vw
	*  vmin, vmax

pour resizer une image à la taille de la dimension la plus petite du viewport (contain) : vmin, correspon à 1% de la dimension du viewport la plus petite, hauteur ou largeur. mettre les width et height de l'élément voulu à 100vmin (il y a aussi vmax : cover).</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:lesson_1_wrap_up&amp;rev=1491151161&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T18:39:21+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:lesson_1_wrap_up</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:lesson_1_wrap_up&amp;rev=1491151161&amp;do=diff</link>
        <description>&lt;- Mobile tools for iOSSizing Intro -&gt;
Votre environnement de travail est maintenant prêt.</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:lesson_3_outro&amp;rev=1492295501&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-16T00:31:41+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:lesson_3_outro</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:lesson_3_outro&amp;rev=1492295501&amp;do=diff</link>
        <description>&lt;- Project Part 2Responding to Screen Capability &amp; View -&gt;
Pas toujours besoin d'images : utf-8, polices 'icones', CSS.

Dans la suite, 'concept' appelé 'art direction' which pushes developers to match image contents to different devices as well.</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:mobile_tools_for_ios&amp;rev=1491150968&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T18:36:08+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:mobile_tools_for_ios</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:mobile_tools_for_ios&amp;rev=1491150968&amp;do=diff</link>
        <description>&lt;- Using dev tools on mobileLesson 1 Wrap Up -&gt;
Aussi faisable avec iOS en utilisant l'iOS webkit debug proxy : voir iOS WebKit Debug Proxy</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:performance&amp;rev=1491167689&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T23:14:49+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:performance</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:performance&amp;rev=1491167689&amp;do=diff</link>
        <description>&lt;- End of Lesson 2Text Problems -&gt;
La réalité du réseau mobile fait que le nombre de requêtes peut être aussi significatif que la taille des fichiers. En d'autres termes, visez la réduction du nombre de requêtes image, ps juste leur taille. c'est un problème que l'on appelle la latence : le délai entre la requête et la réponse.</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:project_part_1&amp;rev=1491166851&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T23:00:51+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:project_part_1</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:project_part_1&amp;rev=1491166851&amp;do=diff</link>
        <description>&lt;- Image CompressionEnd of Lesson 2 -&gt;
max-width, margin 0 auto


img { max-width: 100%; }

article { width: 50em }



width: 1600,
suffix: '_large_2x',
quality: 30</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:project_part_2&amp;rev=1492294699&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-16T00:18:19+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:project_part_2</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:project_part_2&amp;rev=1492294699&amp;do=diff</link>
        <description>&lt;- Strategy Quiz 4Lesson 3 Outro -&gt;
&lt;meta charset=“utf-8”&gt;</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:raster_and_vector_identification&amp;rev=1491155220&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T19:47:00+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:raster_and_vector_identification</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:raster_and_vector_identification&amp;rev=1491155220&amp;do=diff</link>
        <description>&lt;- Raster or Vector BannerFile formats -&gt;
quiiz : identifier matriciel et vectoriel ici</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:raster_and_vector&amp;rev=1491154491&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T19:34:51+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:raster_and_vector</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:raster_and_vector&amp;rev=1491154491&amp;do=diff</link>
        <description>&lt;- Less Well Known CSS UnitsRaster or Vector Banner -&gt;
matrice de pixels vs image vectorielle. vectorielle : pas de perte de qualité avec taille plus grande</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:raster_or_vector_banner&amp;rev=1491154969&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T19:42:49+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:raster_or_vector_banner</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:raster_or_vector_banner&amp;rev=1491154969&amp;do=diff</link>
        <description>&lt;- Raster and VectorRaster and Vector Identification -&gt;
quizz : pour imprimer sur un poster pour mettre sur immeuble, matrice ou vecteur ? vecteur, pas de perte de qualité malgré support énorme.</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:relative_sizing&amp;rev=1491152816&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T19:06:56+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:relative_sizing</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:relative_sizing&amp;rev=1491152816&amp;do=diff</link>
        <description>&lt;- Requests and RevenueIMPORTANT! Udacity Front End Feedback Extension -&gt;
	*  &lt;http://lorempixel.com/&gt;

Examples:

	*  Fixed size image : marche pas sur petit affichage
	*  width: 100% marche pas sur grand affichage
	*  max width: 100% : ok
	*  Two images, 50% width
	*  Two images, 50% width with margin

Deux choses simples :

	*  pour les dispositifs comme les ordinateurs portables et de bureau, ne pas présupposer que la taille de la fenêtre est la même que celle de l'écran</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:requests_and_revenue&amp;rev=1491152089&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T18:54:49+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:requests_and_revenue</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:requests_and_revenue&amp;rev=1491152089&amp;do=diff</link>
        <description>&lt;- All about Bits and PixelsRelative Sizing -&gt;
La page web moyenne fait 56 requêtes pour des images HTTP archive

Chaque image à un coût en terme de temps de chargement, les études faites par google, amazon, montrent que même les plus petits délais en terme de chargement de page peuvent résulter en une importante perte de trafic et de revenus.</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:responding_to_screen_capability_view&amp;rev=1492296203&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-16T00:43:23+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:responding_to_screen_capability_view</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:responding_to_screen_capability_view&amp;rev=1492296203&amp;do=diff</link>
        <description>&lt;- Lesson 3 Outrosrcset -&gt;
Vous savez maintenant que servir un seul même fichier pour tous les contextes est une mauvaise idée. Les images que vous voulez afficher ne sont pas elles mêmes selon, d'une TV à une montre connectée.

Dans la précédente leçon, on a vu des techniques pour utiliser les background</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:setting_up_your_environment&amp;rev=1491149889&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T18:18:09+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:setting_up_your_environment</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:setting_up_your_environment&amp;rev=1491149889&amp;do=diff</link>
        <description>&lt;- Intro to ProjectSetup for mobile -&gt;
Utiliser les dev tools, et activer le remote debugging

Google's overview of Chrome DevTools</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:setup_for_mobile&amp;rev=1491150376&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T18:26:16+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:setup_for_mobile</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:setup_for_mobile&amp;rev=1491150376&amp;do=diff</link>
        <description>&lt;- Setting up Your EnvironmentUsing dev tools on mobile -&gt;
Nécéssaire :

	*  dispositif android
	*  cable usb adapté
	*  machine de développement

1. activer le developer mode sur le dispositif android. La procédure peut varier selon les dispositifs.

	*  paramètres
	*  about device
	*  cliquer sur le numéro de build sept fois</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:sizes_attribute&amp;rev=1493459325&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-29T11:48:45+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:sizes_attribute</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:sizes_attribute&amp;rev=1493459325&amp;do=diff</link>
        <description>&lt;- srcsetsrcset Quiz -&gt;
Mais si l'image n'est pas affiché full-width du viewport ?

attribut sizes : permet d'indiquer à quelle taille l'image est affichée

le navigateur considère la résolution de l'écran, la taille du viewport, mais pas la taille à laquelle est affichée l'image</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:sizing_intro&amp;rev=1491151630&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T18:47:10+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:sizing_intro</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:sizing_intro&amp;rev=1491151630&amp;do=diff</link>
        <description>&lt;- Lesson 1 Wrap UpAll about Bits and Pixels -&gt;
différence entre les trois images ici

	*  niveau de compression
	*  résolution

notes :

- l'élément sélectionné dans le dom est accessible avec l'identificateur $0 dans la console javaScript
- deux images de même résolution et poids différents ont une compression différente</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:spot_the_differences_2&amp;rev=1491157242&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T20:20:42+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:spot_the_differences_2</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:spot_the_differences_2&amp;rev=1491157242&amp;do=diff</link>
        <description>&lt;- Image Optimization EnvironmentImage Compression -&gt;
quizz : voir : compression</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:spot_the_differences&amp;rev=1491155930&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T19:58:50+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:spot_the_differences</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:spot_the_differences&amp;rev=1491155930&amp;do=diff</link>
        <description>&lt;- File formatsCompression, Optimization and Automation -&gt;
voir : résolution</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:srcset_and_sizes_quizz&amp;rev=1493465096&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-29T13:24:56+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:srcset_and_sizes_quizz</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:srcset_and_sizes_quizz&amp;rev=1493465096&amp;do=diff</link>
        <description>&lt;- srcset QuizThe Picture Element -&gt;
Image Width with sizes

What if the image won’t be displayed at the full viewport width? Then you need something more than srcset, which assumes the image will be full viewport width.

Add a sizes attribute to the image with a media query and a</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:srcset_quiz&amp;rev=1493460385&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-29T12:06:25+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:srcset_quiz</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:srcset_quiz&amp;rev=1493460385&amp;do=diff</link>
        <description>&lt;- Sizes Attributesrcset and sizes quizz -&gt;
srcset and sizes Quiz

I want to recap what you just learned about the image attributes srcset and sizes. This is a chance for you to take a closer look at the syntax of each attribute before trying them out on a real page in the next two quizzes.</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:srcset&amp;rev=1493458619&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-29T11:36:59+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:srcset</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:srcset&amp;rev=1493458619&amp;do=diff</link>
        <description>&lt;- Responding to Screen Capability &amp; ViewSizes Attribute -&gt;
Vous pouvez avvoir des images avec un rendu très correct sur une écran basse résolution, mais avec un rendu atroce sur un écran HD. Ça n'est pas forcément un problème : on peut sauver une image avec de plus larges dimensions. Mais on ne veut pas servir une très grande image à tout le monde, qu'il en ait besoin ou non, ce qui aurait pour effet une expérience utilisateur lamentable, surtout sur les réseaux mobiles.</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:strategy_quiz_1&amp;rev=1492283693&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-15T21:14:53+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:strategy_quiz_1</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:strategy_quiz_1&amp;rev=1492283693&amp;do=diff</link>
        <description>&lt;- Inlining images with SVG and data URIsStrategy Quiz 2 -&gt;
	*  A star icon needs to be reused and scaled on mobile devices. Should you use a vector graphic or a raster graphic ?
		*  vector

	*  Should you inline the star or should you set its src to an external file ?
		*  inline : ici petit fichier, si on ne l'utilise qu'une fois, ça fait sens</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:strategy_quiz_2&amp;rev=1492292961&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-15T23:49:21+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:strategy_quiz_2</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:strategy_quiz_2&amp;rev=1492292961&amp;do=diff</link>
        <description>&lt;- Strategy Quiz 1Strategy Quiz 3 -&gt;
Un dispositif d'autopublication ayant besoin d'utiliser des photos

utilise-t-on des fichiers vectoriels ou garde-t-on les jpg ?

-&gt; jpg

est-ce qu'on inline les images ou fichiers externes ?

-&gt; inline peut permettre de diminuer les latence, mais réduits les options pour les images responsives, ce qui va être vu par la suite.</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:strategy_quiz_3&amp;rev=1492293204&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-15T23:53:24+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:strategy_quiz_3</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:strategy_quiz_3&amp;rev=1492293204&amp;do=diff</link>
        <description>&lt;- Strategy Quiz 2Strategy Quiz 4 -&gt;
Une boite veut son logo en petit et gros sur toutes les pages

vecteur ou bitmap ?

vecteur

inline ou external ?

external (multiple pages)</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:strategy_quiz_4&amp;rev=1492293420&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-15T23:57:00+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:strategy_quiz_4</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:strategy_quiz_4&amp;rev=1492293420&amp;do=diff</link>
        <description>&lt;- Strategy Quiz 3Project Part 2 -&gt;
une app web mobile utilise une image de disque qui tourne pour indiquer le chargement des vidéos

.gif ou SVG animé ?

SVG

inline/external ?

external</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:symbol_characters&amp;rev=1491426279&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-05T23:04:39+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:symbol_characters</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:symbol_characters&amp;rev=1491426279&amp;do=diff</link>
        <description>&lt;- CSS background image techniquesUnicode Treble Clef -&gt;
Utiliser des caractères plutôt que des images. Légers, CSS, pas de téléchargement supplémentaire (hormis la famille de caractère).

Symbol characters

Example: Unicode instead of an image

Unicode character sets

List of Unicode characters</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:text_problems&amp;rev=1491167944&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T23:19:04+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:text_problems</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:text_problems&amp;rev=1491167944&amp;do=diff</link>
        <description>&lt;- PerformanceCSS Techniques -&gt;
Autrefois assez commun d'utiliser du texte au format image, pas lues par moteurs de recherches, technologies assistives...

@font-faces

sites typo-only (pas d'image)</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:the_full_monty&amp;rev=1493466457&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-29T13:47:37+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:the_full_monty</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:the_full_monty&amp;rev=1493466457&amp;do=diff</link>
        <description>&lt;- The Picture ElementAccessibility -&gt;
Art direction,

choisir un visuel différent selon les média-queries

media queries dans les éléments source avec l'attribut media

The Full Monty

Examples:

	*  Picture element: art direction
	*  Picture element: with srcset and media queries
	*  Picturefill polyfill

----------

Images are by Jon Q from Pearl Chen’s HTML5 Rocks article</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:the_picture_element&amp;rev=1493465678&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-29T13:34:38+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:the_picture_element</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:the_picture_element&amp;rev=1493465678&amp;do=diff</link>
        <description>&lt;- srcset and sizes quizzThe Full Monty -&gt;
L'élément picture est similaire à vidéo et audio enn cela qu'il fournit des sources additionnelles si le navigateur ne lit pas la première option.

Et les navigateur qui ne supportent pas picture ? On leur inclut une balise img dans l'élément picture. Et cet élément image n'est en réalité pas optionnel puisque c'est dans celui-ci qu'on va, de toutes manières, afficher notre fichier image.</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:unicode_treble_clef&amp;rev=1491426988&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-05T23:16:28+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:unicode_treble_clef</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:unicode_treble_clef&amp;rev=1491426988&amp;do=diff</link>
        <description>&lt;- Symbol charactersIcon Fonts -&gt;
quizz, chercher la clef de sol en unicode et donner le code HTML &amp;#119070; Il est recommandé d'utiliser directement le symbole dans le HTML, et non son code HTML.</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:using_dev_tools_on_mobile&amp;rev=1491150817&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T18:33:37+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:using_dev_tools_on_mobile</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:using_dev_tools_on_mobile&amp;rev=1491150817&amp;do=diff</link>
        <description>&lt;- Setup for mobileMobile tools for iOS -&gt;
1. ouvrir sur la machine de dev avec chrome canary : &lt;chrome://inspect&gt;

2. ouvrir le site à debuguer sur le device android et brancher le câble usb

3. confirmer sur le mobile que vous voulez autoriser l'usb debugging (popup sur le mobile)

4. sur chrome:inspect onglet devices, on peut voir les dispositifs connecté à l'ordinateur, ainsi que les onglets qui y sont ouverts. On peut les afficher, les recharger, fermer</description>
    </item>
    <item rdf:about="https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:why_responsive_images&amp;rev=1491149656&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2017-04-02T18:14:16+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>uda-fewd:responsive_images:why_responsive_images</title>
        <link>https://www.wiki.leomartin.net/doku.php?id=uda-fewd:responsive_images:why_responsive_images&amp;rev=1491149656&amp;do=diff</link>
        <description>&lt;- Course IntroductionIntro to Project -&gt;
Lesimages sont 62% de ce qui est envoyé sur le web (le HTML, pas grand chose, et le reste, le reste !)

Le web a en fait été pensé avec l'adaptativité à l'esprit, pour permettre de publier du contenu vers une large variété de dispositifs.</description>
    </item>
</rdf:RDF>
