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What is the fastest method for selecting descendant elements in jQuery?
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Method 1 and method 2 are identical with the only difference is that method 1 needs to parse the scope passed and translate it to a call to $parent.find(".child").show();.
Method 4 and Method 5 both need to parse the selector and ...
What does %~d0 mean in a Windows batch file?
...arguments used to invoke the file: %0 is the path to the bat-file itself, %1 is the first argument after, %2 is the second and so on.
Since the arguments are often file paths, there is some additional syntax to extract parts of the path. ~d is drive, ~p is the path (without drive), ~n is the file n...
Accessing dict keys like an attribute?
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313
The best way to do this is:
class AttrDict(dict):
def __init__(self, *args, **kwargs):
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How to get first element in a list of tuples?
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12 Answers
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FAT32系统中长文件名的存储 - C/C++ - 清泛网 - 专注C/C++及内核技术
...统会自动加上对应的短文件名，其一般有的原则：
(1)、取长文件名的前6个字符加上"~1"形成短文件名，扩展名不变。
(2)、如果已存在这个文件名，则符号"~"后的数字递增，直到5。
(3)、如果文件名中"~"后面的数字达到...
Is there an expression for an infinite generator?
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for x in iter(int, 1): pass
Two-argument iter = zero-argument callable + sentinel value
int...
How to delete from select in MySQL?
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210
SELECT (sub)queries return result sets. So you need to use IN, not = in your WHERE clause.
Add...
WebKit issues with event.layerX and event.layerY
...explodes. :)
Here's a recent jQuery ticket: http://bugs.jquery.com/ticket/10531
UPDATE: This is fixed now if you upgrade to jQuery 1.7.
Please note that if upgrading jQuery doesn't fix the issue for you it may have something to do with used extensions / plugins as Jake stated in his answer.
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Only read selected columns
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157
Say the data are in file data.txt, you can use the colClasses argument of read.table() to skip...
Drawing a dot on HTML5 canvas [duplicate]
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143
For performance reasons, don't draw a circle if you can avoid it. Just draw a rectangle with a...