大约有 16,000 项符合查询结果(耗时:0.0272秒) [XML]

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Bash continuation lines

How do you use bash continuation lines? 11 Answers 11 ...
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Why do I get a segmentation fault when writing to a “char *s” initialized with a string literal, but

... See the C FAQ, Question 1.32 Q: What is the difference between these initializations? char a[] = "string literal"; char *p = "string literal"; My program crashes if I try to assign a new value to p[i]. A: A string literal (the formal term for a double-quoted string ...
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Simple way to calculate median with MySQL

... calculate the median with MySQL? I've used AVG(x) for finding the mean, but I'm having a hard time finding a simple way of calculating the median. For now, I'm returning all the rows to PHP, doing a sort, and then picking the middle row, but surely there must be some simple way of doing it in a s...
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How to remove all MySQL tables from the command-line without DROP database permissions? [duplicate]

How do I drop all tables in Windows MySQL, using command prompt? The reason I want to do this is that our user has access to the database drops, but no access to re-creating the database itself, for this reason we must drop the tables manually. Is there a way to drop all the tables at once? Bear in ...
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sed command with -i option failing on Mac, but works on Linux

I've successfully used the following sed command to search/replace text in Linux: 12 Answers ...
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'this' vs $scope in AngularJS controllers

...on is called, this is the controller. When a function defined on a $scope object is called, this is the "scope in effect when the function was called". This may (or may not!) be the $scope that the function is defined on. So, inside the function, this and $scope may not be the same. $scope Ever...
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What are bitwise operators?

...into it in either an academic or professional setting, so stuff like these bitwise operators really escapes me. 9 Answers ...
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Regex using javascript to return just numbers

If I have a string like "something12" or "something102", how would I use a regex in javascript to return just the number parts? ...
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Make xargs handle filenames that contain spaces

... command fails because the file "Lemon Tree.mp3" contains spaces and so xargs thinks it's two files. Can I make find + xargs work with filenames like this? ...
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Complete Working Sample of the Gmail Three-Fragment Animation Scenario?

... Uploaded my proposal at github (Is working with all android versions though view hardware acceleration is strongly recommended for this kind of animations. For non hardware accelerated devices a bitmap caching implementation should fit better) Demo vid...