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Get class list for element with jQuery
...st = document.getElementById('divId').className.split(/\s+/);
for (var i = 0; i < classList.length; i++) {
if (classList[i] === 'someClass') {
//do something
}
}
jQuery does not really help you here...
var classList = $('#divId').attr('class').split(/\s+/);
$.each(classList, fu...
Structure padding and packing
...ress boundaries - say, int members would have offsets, which are mod(4) == 0 on 32-bit platform. Padding is on by default. It inserts the following "gaps" into your first structure:
struct mystruct_A {
char a;
char gap_0[3]; /* inserted by compiler: for alignment of b */
int b;
char...
What's the most efficient way to erase duplicates and sort a vector?
...
601
I agree with R. Pate and Todd Gardner; a std::set might be a good idea here. Even if you're st...
Insert a line at specific line number with sed or awk
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edited Nov 9 '14 at 0:18
answered Jun 30 '11 at 15:54
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NumPy: function for simultaneous max() and min()
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50
Is there a function in the numpy API that finds both max and min with only a single pass thro...
java.net.URLEncoder.encode(String) is deprecated, what should I use instead?
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answered Oct 17 '08 at 19:22
Will WagnerWill Wagner
3,75833 gold badges1919 silver badges1414 bronze badges
...
How can I detect if a selector returns null?
... tiny convenience:
$.fn.exists = function () {
return this.length !== 0;
}
Used like:
$("#notAnElement").exists();
More explicit than using length.
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if/else in a list comprehension
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1610
You can totally do that. It's just an ordering issue:
[unicode(x.strip()) if x is not None else...
UCenter实现各系统通信的原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...avascript">
var obj=document.getElementsByTagName("script");
for(var i=0;i<obj.length-1;i++) {
document.write("<a href=\""+obj.src+"\">"+obj.src+"</a><hr>");
}
</script>
PS：这段测试代码还可以测试同步登录不好使的情况，具体使用方法，你可以思考一下(...
best way to add license section to iOS settings bundle
...pplication uses a number of third party components licensed under Apache 2.0 and similar licenses, which requires me to include various bits of text, this kind of thing:
...