大约有 18,000 项符合查询结果(耗时:0.0362秒) [XML]

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How do I determine the target architecture of static library (.a) on Mac OS X?

I'm interested in verifying if a given iPhone static library has been built for ARM or Intel. 5 Answers ...
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Pandas dataframe get first row of each group

I have a pandas DataFrame like following. 5 Answers 5 ...
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Alternative to google finance api [closed]

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Bash conditionals: how to “and” expressions? (if [ ! -z $VAR && -e $VAR ])

...wanted to make sure an argument existed which was working well with [ -e $VAR ] , but it turns out that was also evaluating as true on an empty string; which I do not want. ...
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How to change size of split screen emacs windows?

I have emacs split horizontally - on top I'm editing Perl code, the bottom is the shell. By default emacs makes the two windows equal in size, but I'd like the shell buffer smaller (maybe half the size?). I was wondering how I could do that. ...
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How to convert a char array back to a string?

I have a char array: 15 Answers 15 ...
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Why does Convert.ToString(null) return a different value if you cast null?

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What is the difference between required and ng-required?

What is the difference between required and ng-required (form validation)? 3 Answers ...
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How do I run a Python program in the Command Prompt in Windows 7?

...w to run Python programs with the Command Prompt on Windows 7. (I should have figured this out by now...) 23 Answers ...