ã»ãã¥ãªãã£ã»ãã£ã³ãå ¨å½å¤§ä¼2017ã®è¬ç¾©è³æã§ãï¼Masato Kinugawaããã¨ã®å ±åå¶ä½ã§ãï¼ã

ã»ãã¥ãªãã£ã»ãã£ã³ãå ¨å½å¤§ä¼2017ã®è¬ç¾©è³æã§ãï¼Masato Kinugawaããã¨ã®å ±åå¶ä½ã§ãï¼ã
As announced in September, Chrome will soon mark non-secure pages containing password and credit card input fields as Not Secure in the URL bar. This document is intended to aid Web Developers in updating their sites to avoid this warning. Enable warnings Warnings will be enabled by default for everyone in Chrome 56, slated for release in January 2017. To test the upcoming user experience before t
Hey hey, Kayce here, back again for another digest to update you on what's new in DevTools since last month. New features in the Console In Chrome 56, which is currently in Canary, the DevTools Console is powered by CodeMirror. This enables a whole bunch of new features, like: Syntax highlighting as you type. Previously, DevTools could only highlight syntax after a code block had been evaluated. M
ã¾ãã¢ãã¡ã¼ã·ã§ã³... ãã¿ã³ãªã©ã®UIã«GPUã¢ã¯ã»ã©ã¬ã¼ã·ã§ã³ãå¹ããã¢ãã¡ã¼ã·ã§ã³ãã¤ããã¨ããiOSã«ããã¦ã¯iPhone4ã4Sã®WebViewããããAndroidã«ããã¦ã¯â¦.ã¾ãæ©ç¨®ä¾åç(ãããªã)ã«ãã¢ãã¡ã¼ã·ã§ã³ã®ç«ã¡ä¸ãããé ããã¨ãããã¾ãã ãã®è¾ºã調æ»ãã¦ããã¨ãããposition: relativeã®æå®ã«ãããæå³ããªãã¬ã¤ã¤ã¼çæï¼GPUã¢ã¯ã»ã©ã¬ã¼ã·ã§ã³å·»ãè¾¼ã¿ã«ãã£ã¦ãä½ãããåæã¬ã¤ã¤ã¼å¨ãã§ãªã¼ãã¼ããããçºçãã¦ãã¾ã£ã¦ãããã§ã¯ãªãããªãã¨ããæ¶æ¸¬ã«è¡ãçãã次第ãä»åã¯ãã®è¾ºããè¦ã¦ããã¾ãã GPUã¢ã¯ã»ã©ã¬ã¼ã·ã§ã³ãå¹ããã¢ãã¡ã¼ã·ã§ã³ã¯ãCSS AnimationsãCSS Transitionsã®ã»ããç¹æ®ãªããããã£ï¼transform3d: scale(1,1)ã¨ãï¼ã§å¼·å¶çã«GPUã¢ã¯ã»ã©ã¬ã¼ã·ã§ã³ãå¹ãããCanvasã¢
40. ECMAScript 2015 CSSSnapshot 2015 WHATWG HTML W3C HTML5 Elements & Syntax WAI- ARIA HTML5 Parser Web Workers Web Sockets API Canvas 2D multi media Content Model app cache sections HTML5 Forms Server- Sent ev. Filter Layout Media Queries trans- form Tran- sitions & Anima- tions Flex Box Multi Column Fonts User Inter- face Shapes text decora- tion Pro- mise Class Module block scope Typed Array Ar
注ï¼æ¬æä¸ã®ãã³ã³ããããã¢ã¤ãã ãã«ã¤ã㦠æ¬æä¸ã§ãããã³ã³ããããã¢ã¤ãã ãã¯ãflexã³ã³ããã¨flexã¢ã¤ãã ã®ãã¨ãæãã¦ãã¾ãã ã³ã³ãã display: flexããwrapæå®ãªã©ããã è¤æ°ã®ã¢ã¤ãã ãå«ã ã¢ã¤ãã flex: 1 0 0%ãªã©ã®æå®ããã 1. ã¢ã¤ãã æ½°ããåé¡ï¼Safariï¼ Chrome Safari æ½°ãã¦ã¾ããã èµ·ããæ¡ä»¶ Safari ãªã ã³ã³ãã³ãã®æå°ãµã¤ãºãå°éãã¦ãããªãæ¨¡æ§ ã©ãããã°ããã®ã flex-shrinkã«0ãæå® flex-basisã«autoãæå®ï¼ããã©å¤ãªã®ã§ãæå®ããªããã°ãã®ã¾ã¾ã§OKï¼ Safari10ã«ã¦ä¿®æ£æ¸ã¿ï¼ã¤ã¾ããSierraã¨iOS 10以éã§ã¯å¯¾å¿ä¸è¦ï¼ 2. align-items:center ã¯ã¿åºãåé¡ Chrome IE11 ã¯ã¿åºã¦ã¾ããã èµ·ããæ¡ä»¶ IE10-11 f
Working on Web Compatibility issues for Japan is a kind of nightmare. The two biggest offenders are first versions of WebKit flexbox and gradient. Basically Web developers hurried to use flexbox for their Web sites, but never dared fixing it when the new stable syntax had been released. Web Developers used CSS prefixes to support browsers Browsers have to support Web sites because of their outdate
å½ããã°ã§ã¯ã延é·ãµãã¼ãçï¼ESRï¼ã®ã¡ã¸ã£ã¼ã¢ãããã¼ããè¡ãããææãFirefoxã®éçºã®åºåãã¨ã¿ã¦ãWebä¸ã§å®è¡å¯è½ãªãã³ããã¼ã¯ã®æ¸¬å®çµæãå ¬éãã¦ãããFirefox 38ã®ãªãªã¼ã¹ãç®åã«æ§ããä»åã¯ãããä¸å¿ã«ãFirefox 2431ããã³Chrome 42ã¨æ¯è¼ãã¦ã¿ããã æ¤è¨¼ãè¡ã£ãå ·ä½çãªãã¼ã¸ã§ã³ãæããã¨ã32bitçã®Firefox 31.6.0ï¼ãã«ãIDï¼20150325203137ï¼ããã³Firefox 38.0 RC1ï¼ãã«ãIDï¼20150503173159ï¼ãããã«64bitçã®Chrome 42ï¼ãã¼ã¸ã§ã³ï¼42.0.2311.135mï¼ã§ãããGoogleãä¸è¬ã¦ã¼ã¶ã¼åãã«64bitçChromeãæä¾ããããã§æ§è½ã®åä¸ã謳ã£ã¦ãã以ä¸ãããã«ç®ãã¤ã¶ã£ã¦32bitçã§æãã¦ããã§ã¢ã§ã¯ãªãã ããã¨å¤æããã åä½ç°å¢ã«ã¤ãã¦ã ãã
Chrome 43ããã³ãã以éã®ãã¼ã¸ã§ã³ã«ããã¦ãDOMã®å±æ§ï¼å¤ï¼ãJavaScriptã®ãããã¿ã¤ããã§ã¼ã³ã«ç§»è¡ããã¾ããããã«ãããçªã£è¾¼ãã ãã¨ããã£ã¦ããå ´åã«ãä»ã¾ã§åä½ãã¦ããã³ã¼ããåããªãã¨ãããã¨ãçºçããå¯è½æ§ãããã¾ãã®ã§ãäºåã«å¤æ´å 容ãç¥ãã対çããã¦ãããã¨ãæ±ãããã¾ããHTML5Rockã®æ´æ°æ å ±ã¨ãã¦æ²è¼ããã¦ãã¾ããã®ã§ããã£ããæ¥æ¬èªè¨³ããã¦ã¿ã¾ãããå¿å½ãããããæ¹ã¯ããã²ä»¥ä¸ã®å 容ãèªãã§ããã ãã¦ãã³ã¼ãã®ä¿®æ£ãªã©ã«åãè¾¼ãã§ããã ããã°ã¨æãã¾ãã åæ: http://updates.html5rocks.com/2015/04/DOM-attributes-now-on-the-prototype DOMå±æ§ã¯ä»å¾ãããã¿ã¤ããã§ã¼ã³ã« Chromeãã¼ã ã¯ãæè¿ãDOMå±æ§ããããã¿ã¤ããã§ã¼ã³ã«ç§»åãã¦ãã¾ããã¨ã¢ãã¦ã³ã¹ãã¦ã
ä»æ¥ã¯ãã¡ãã£ã¨æè¡çãªè©±ãããmeta referrerãã¨ããããªã³ã¯ãã¯ãªãã¯ãã¦ãã¼ã¸ç§»åããã¨ããªã©ã«ãªãã¡ã©ãã©ãéãããããã¼ã¸å´ã§æå®ã§ããã¿ã°ã®å®è£ ãé²ãã§ããã®ã§ãã ã°ã¼ã°ã«ã¯HTTPSãæ¨å¥¨ããããã©ãããªãã¡ã©ãâ¦â¦ã°ã¼ã°ã«ã¯ããµã¤ããHTTPSãã©ãããé ä½æ±ºå®ã®è¦å ã¨ãããªã©ãHTTPSãæ¨å¥¨ãã¦ãã¾ãã ã§ããèªåã®ãµã¤ããHTTPSã«ããã¨ãèªåã®ãµã¤ãããéHTTPSï¼ãµã¤ãã®HTTPï¼ã®ãµã¤ãã¸ã®ãªã³ã¯ãã¯ãªãã¯ããã¨ãã«ããªãã¡ã©ãé£ã°ãªããã§ãããã ããã¯ãRFC 2616ã§ããã»ãã¥ã¢æ¥ç¶ã®ãã¼ã¸ãããéã»ãã¥ã¢æ¥ç¶ã®ãã¼ã¸ã«ç§»åããã¨ãã¯ããªãã¡ã©ãéåºããã¹ãã§ã¯ãªããã¨å®ãããã¦ããããã§ãï¼ã»ã¯ã·ã§ã³15.1.3ï¼ã ã¨ã¯ãããWebæ ã®ãããªã¡ãã£ã¢ã§ã¯ããWebæ ã®ãã¼ã¸ããããã¡ã®ãµã¤ãã«ãã£ããæ¥ã人ãããã§ãããã¨ããåå¿ã大
ã¹ã¯ãã¼ã«ãã¼ã®å¹ ãç¥ããããã¨ã¯ã¾ã¾ãããCSSã§æ¾ããã°æé«ãªã®ã ãã©â¦â¦ã¨ããã¨ããã§ãcalc(100vw - 100%)ã§æ¾ãããã¨ãããã£ãããã ããã§æ¾ãããã©ããã¯ãã®è¦ç´ ã®è¦ªã«ä¾åããã®ã§ããã¤ã§ãã©ãã§ã使ããããã§ã¯ãªããããã¦JavaScriptã§ã¯æ±ããããã«ãã¦ã¿ããã Demo: Get Scrollbar Width with JavaScript ãã¿ã³ãã¯ãªãã¯ããã¨ã¹ã¯ãã¼ã«ãã¼ã®å¹ ããã¤ã¢ãã°ã§è¡¨ç¤ºãããããªã¼ãã¼ã¬ã¤ã®ã¹ã¯ãã¼ã«ãã¼ã®å ´åã¯0pxã«ãªããããã§ãªãå ´åã¯ã¹ã¯ãã¼ã«ãã¼ã®å¹ ãè¿ããbodyè¦ç´ ã®å¹ ã100%ã§ãããã¨ãæ¡ä»¶ã«ãªãããã¾ã大ä¸å¤«ã ããã ä»çµã¿ã¯åç´ãªãã®ã§widthããããã£ã¼ãcalc(100vw - 100%)ã«ããè¦ç´ ãbodyè¦ç´ ã®åã«çªã£è¾¼ãã§ãè¨ç®æ¸ã¿ã¹ã¿ã¤ã«ãæ¾ãã¨ããã ãã ãoverflowããããã£ã¼
ãã㯠VirtualDOM Advent Calendar 2014 ã«åæã«åå ããè¨äºã§ãã ãããããæ¥ã®æ¼ä¸ããã®ãã¨ããããã©ã¦ã¶ãã³ãã®ç¤¾å ãä¸ç©ãªåãé§ãå·¡ã£ãã ãReact.js ãªãã©ã¤ãã©ãªãã©ããä»®æ³ DOM ã¨ãããã¤ã®ããã§éãããããã ãããªã¢ã«ãª DOM ã¯ã役御å ããã©ã¦ã¶ãå売ä¸ãã£ãããã»ã»ã»ãéç¨ã«ä¸å®ãè¦ãã人(ç§)ãããä¸æ¹ã ãã®ã¢ã¤ãã¢ãã¨ãããã§ãã©ã¦ã¶ã® DOM ãéãåºæ¥ãªããã¨èãã人ãã¡ãããã ä»®æ³ DOM ã¯ãªãéãã®ãã誰ãã®ã¤ã¦ã辿ã£ã¦ React.js ãã¼ã ã«ããã§ããã ããéãã®ç§å¯ãããã¯ãã¼ã¯ãã¦ãããã ã¤ãã¥ã¼ã¿ãã«ãªãã¼ã¿æ§é ã«ããåç´åãéåæé©ç¨ã«ããå¦çã®ãããåãå·®åã¢ã«ã´ãªãºã ã«ããå¯ä½ç¨ã®æå°å⦠ããã¤ãã®ã¢ã¤ãã¢ã¯ãã©ã¦ã¶ããã¯ã©ãã«ããªããªããããã¨ãã°éåæåãªããã¯å½¢ã¯éãã©ãã©ã¦ã¶
ã©ã³ãã³ã°
ã©ã³ãã³ã°
ãç¥ãã
ãªãªã¼ã¹ãé害æ å ±ãªã©ã®ãµã¼ãã¹ã®ãç¥ãã
ææ°ã®äººæ°ã¨ã³ããªã¼ã®é ä¿¡
å¦çãå®è¡ä¸ã§ã
j次ã®ããã¯ãã¼ã¯
kåã®ããã¯ãã¼ã¯
lãã¨ã§èªã
eã³ã¡ã³ãä¸è¦§ãéã
oãã¼ã¸ãéã
{{#tags}}- {{label}}
{{/tags}}