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How to tell if browser/tab is active [duplicate]
... Maybe for maximized/fullscreen tabbed browsers. It may still fire in Internet Explorer (bit-tech.net/news/bits/2012/12/13/ie-bug-cursor/1), although the focus is on some other application.
– Tiberiu-Ionuț Stan
Feb 13 '13 at 15:44
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How can I parse a JSON file with PHP? [duplicate]
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@Jesse php.net/manual/en/class.recursiveiteratoriterator.php would allow you to detect the depth.
– Gordon
Aug 30 '15 at 7:08
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How to line-break from css, without using ?
... you need to force text into two lines at an exact break.
http://jsfiddle.net/nNbD3/1/
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使用 C++ 处理 JSON 数据交换格式 - C/C++ - 清泛网 - 专注C/C++及内核技术
...。在 JSON官网也是首推的。
下载地址为：http://sourceforge.NET/projects/jsoncpp。本文使用的 jsoncpp 版本为：0.5.0。
三、jsoncpp 在 Windows 下的编译
要使用第三方源码库，第一步少不了的就是编译，将源码文件编译成我们方便使用的动...
Check if a string is null or empty in XSLT
...h is particularly necessary when using XML which has been serialized from .NET objects. While the accepted answer works for this, it also returns the same result when the string is blank or empty, i.e. '', so you can't differentiate.
<group>
<item>
<id>item 1</id&g...
Why do loggers recommend using a logger per class?
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With log4net, using one logger per class makes it easy to capture the source of the log message (ie. the class writing to the log). If you don't have one logger per class, but instead have one logger for the entire app, you need to r...
changing source on html5 video tag
...g this, working in Chrome, please test in other browsers:
http://jsfiddle.net/mattdlockyer/5eCEu/2/
HTML:
<video id="video" width="320" height="240"></video>
JS:
var video = document.getElementById('video');
var source = document.createElement('source');
source.setAttribute('src',...
Preserve Line Breaks From TextArea When Writing To MySQL
...; '<br />', "\n" => '<br />'));
}
More here: http://php.net/nl2br
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实现一个简单的服务端推方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...限的，这就意味着一台Nginx至多只能建立六万多个连接（net.ipv4.ip_local_port_range），有点儿少。
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当然，本文的描述只是沧海一粟，还有很多技术可供选择，比如Pub/Sub，WebSocket等等，篇幅所限，这里就不多说了，有兴趣的读者...
No submodule mapping found in .gitmodule for a path that's not a submodule
...d then update the submodule again. It's working fine.
http://en.saturngod.net/no-submodule-mapping-found-in-gitmodules
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