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Why doesn't c++ have &&= or ||= for booleans?
... is then equivalent to static_cast<int>(b) & 2, which results in 0, which is then converted back into a bool. So it’s true that the existence of an operator &&= would improve type safety.
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Performance difference for control structures 'for' and 'foreach' in C#
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130
Well, it partly depends on the exact type of list. It will also depend on the exact CLR you're u...
Plotting time in Python with Matplotlib
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answered Oct 15 '09 at 18:18
codeapecodeape
85.4k2222 gold badges134134 silver badges163163 bronze badges
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'float' vs. 'double' precision
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edited Dec 30 '14 at 20:59
answered Feb 23 '11 at 23:24
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JavaScript get window X/Y position for scroll
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The method jQuery (v1.10) uses to find this is:
var doc = document.documentElement;
var left = (window.pageXOffset || doc.scrollLeft) - (doc.clientLeft || 0);
var top = (window.pageYOffset || doc.scrollTop) - (doc.clientTop || 0);
That is:
It...
Moving UITabBarItem Image down?
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180
Try adjusting tabBarItem's imageInsets (for moving the icon image) and setting the controllers t...
How to bind a List to a ComboBox?
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160
As you are referring to a combobox, I'm assuming you don't want to use 2-way databinding (if so,...
Regex to remove all (non numeric OR period)
I need for text like "joe ($3,004.50)" to be filtered down to 3004.50 but am terrible at regex and can't find a suitable solution. So only numbers and periods should stay - everything else filtered. I use C# and VS.net 2008 framework 3.5
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php each与list的用法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... '<hr />';
/*
返回
Array
(
[1] => 你
[value] => 你
[0] => 0
[key] => 0
)
Array
(
[1] => 若
[value] => 若
[0] => 1
[key] => 1
)
*/
//执行相同的一段代码，从‘你’到‘若’，说明each是会每执行一次，游...
Why is this F# code so slow?
A Levenshtein implementation in C# and F#. The C# version is 10 times faster for two strings of about 1500 chars. C#: 69 ms, F# 867 ms. Why? As far as I can tell, they do the exact same thing? Doesn't matter if it is a Release or a Debug build.
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