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css中@media screen and (-webkit-min-device-pixel-ratio:0)解析 - 更多技...

css中@media screen and (-webkit-min-device-pixel-ratio:0)解析@media screen and (-webkit-min-device-pixel-ratio:0) {.down_info caption h5{height:60px; line-height:60px;}}Webkit内核浏览... @media screen and (-webkit-min-device-pixel-ratio:0) { .down_info caption h5{height:60px; line-height:60...
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How to find the operating system version using JavaScript?

...wig) */ (function (window) { { var unknown = '-'; // screen var screenSize = ''; if (screen.width) { width = (screen.width) ? screen.width : ''; height = (screen.height) ? screen.height : ''; screenSize += '' + width + " x " +...
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Is there a list of screen resolutions for all Android based phones and tablets? [closed]

If not, is there a list of screen resolutions for the most popular Android phones and tablets. 7 Answers ...
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Apply style ONLY on IE

... @media screen and (-ms-high-contrast: active), (-ms-high-contrast: none) { #myElement { /* Enter your style code */ } } Explanation: It is a Microsoft-specific media query. Using -ms-high-contrast property specific t...
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What are these attributes: `aria-labelledby` and `aria-hidden`

... The primary consumers of these properties are user agents such as screen readers for blind people. So in the case with a Bootstrap modal, the modal's div has role="dialog". When the screen reader notices that a div becomes visible which has this role, it'll speak the label for that div. Th...
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How to disable scrolling in UITableView table when the content fits on the screen

I have a few (grouped style) tables in my iphone app (only on part of the screen and added with Interface Builder though, not subclassed from UITableViewController ) that 80% of the time are small and will fit on the screen. When the table fits on the screen, I'd like to disable scrolling, to ma...
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How to detect the device orientation using CSS media queries?

... CSS to detect screen orientation: @media screen and (orientation:portrait) { … } @media screen and (orientation:landscape) { … } The CSS definition of a media query is at http://www.w3.org/TR/css3-mediaqueries/#orientation ...
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How to check an Android device is HDPI screen or MDPI screen?

... Density values described at: developer.android.com/guide/practices/screens_support.html – esilver Jan 21 '14 at 21:52 1 ...
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OceanBase使用libeasy原理源码分析:服务器端 - 数据库(内核) - 清泛网 - ...

...nn_list_node; // file description // default_message_len 默认是16, 大小是8KB, first_message_len默认是2, 大小是1KB // libeasy对于每个连接收数据的时候,如果上次对于这个连接已经收到了1个或者n个完整的包(easy_request_t对应于...
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Detect rotation of Android phone in the browser with JavaScript

I know that in Safari on an iPhone you can detect the screen's orientation and change of orientation by listening for the onorientationchange event and querying window.orientation for the angle. ...