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正则表达式 30 分钟入门教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...代表的含意与\d就是完全一致的:一位数字;同理[a-z0-9A-Z_]也完全等同于\w(如果只考虑英文的话)。 下面是一个更复杂的表达式:\(?0\d{2}[) -]?\d{8}。 “(”和“)”也是元字符,后面的分组节里会提到,所以在这里需要使用转义...
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Simulating ENTER keypress in bash script

...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
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How Do I Take a Screen Shot of a UIView?

...oard? – mrvincenzo Jan 24 '14 at 19:32 @tibidabo thanks it works. But how can I save more than one image? ...
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How do I create a link using javascript?

...answered Jan 23 '11 at 8:50 gion_13gion_13 38.3k99 gold badges9090 silver badges101101 bronze badges ...
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The relationship could not be changed because one or more of the foreign-key properties is non-nulla

...iginal parent including the child item collection var originalParent = _dbContext.ParentItems .Where(p => p.ID == parent.ID) .Include(p => p.ChildItems) .SingleOrDefault(); // We assume that the parent is still in the DB and don't check for null // Update s...
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Find what filetype is loaded in vim

...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
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How to create a date and time picker in Android? [closed]

... CommonsWareCommonsWare 873k161161 gold badges21332133 silver badges21602160 bronze badges 2 ...
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Cross browser JavaScript (not jQuery…) scroll to top animation

I'm looking for a simple, cross-browser "scroll to top" animation I can apply to a link. I don't want to require a JS library such as jQuery/Moo, etc. ...
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How to post JSON to PHP with curl

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PyPy — How can it possibly beat CPython?

... Real native code (see here); 32-bit x86 code to be precise. – Marcelo Cantos Apr 8 '10 at 8:59 add a comment  |...