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What is fastest children() or find() in jQuery?
... depends on whether you only want to consider the immediate descendants or all nodes below this one in the DOM, i.e., choose the appropriate method based on the results you desire, not the speed of the method. If performance is truly an issue, then experiment to find the best solution and use that (...
opposite of .gitignore file? [duplicate]
Is it possible to let git ignore all files by default, unless specified in a special file?
2 Answers
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PHP屏蔽警告错误，PHP不输出警告错误 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...较有用的，可以在PHP页面最前边加上一句：error_reporting(E_ALL & ~E_NOTICE); 让出错时只显示错误信息，不显示警告信息。
屏蔽的方法：
屏蔽PHP错误提示方法一、在有可能出错的函数前加@,然后or die("")
如：@mysql_connect(...) or die("Da...
How do I make the whole area of a list item in my navigation bar, clickable as a link?
...chor tag contain the padding rather than the li. This way, it will take up all the area.
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Elevating process privilege programmatically?
I'm trying to install a service using InstallUtil.exe but invoked through Process.Start . Here's the code:
5 Answers
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Convert JS object to JSON string
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All current browsers have native JSON support built in. So as long as you're not dealing with prehistoric browsers like IE6/7 you can do it just as easily as that:
var j = {
"name": "binchen"
};
console.log(JSON.str...
Proper use of 'yield return'
...must have the complete list before returning.
By using yield-return, you really only need to have the next item before returning.
Among other things, this helps spread the computational cost of complex calculations over a larger time-frame. For example, if the list is hooked up to a GUI and the us...
get just the integer from wc in bash
... that if you're going to answer a (1.5 yr-old) question) might as well put all the info into the answer, that's all :)
– Dave Newton
Jan 30 '12 at 23:47
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How to recursively download a folder via FTP on Linux [closed]
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You could rely on wget which usually handles ftp get properly (at least in my own experience). For example:
wget -r ftp://user:pass@server.com/
You can also use -m which is suitable for mirroring. It is currently equivalent to -r -N -l inf.
If you've so...
What should I use Android AccountManager for?
.../ Alarm
only available from API >= 7 (this doesn't matter anymore)
Finally, if you use a SyncAdapter, seriously consider Firebase Cloud Messaging (previously Google Cloud Messaging) aka "push notifications" to have fresher updates and optimized battery usage.
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