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How does “cat
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This is called heredoc format to provide a string into stdin. See https://en.wikipedia.org/wiki/Here_document#Unix_shells for more details.
From man bash:
Here Documents
This type of redirection instructs the shell to read...
How to compare arrays in JavaScript?
I'd like to compare two arrays... ideally, efficiently. Nothing fancy, just true if they are identical, and false if not. Not surprisingly, the comparison operator doesn't seem to work.
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Django migration strategy for renaming a model and relationship fields
...n files (!).
Update: As ceasaro mentions, newer versions of Django are usually able to detect and ask if a model is renamed. So try manage.py makemigrations first and then check the migration file.
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Transposing a 2D-array in JavaScript
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array[0].map((_, colIndex) => array.map(row => row[colIndex]));
map calls a provided callback function once for each element in an array, in order, and constructs a new array from the results. callback is invoked only for indexe...
How do I remove a project configuration in Visual Studio 2008?
... wish Visual Studio offered a quicker way to remove a configuration across all projects. If you have a dozen projects or so in a solution it's a pain to go through each of them and manually delete the configuration.
– Stefano Ricciardi
Aug 23 '11 at 9:43
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The name 'model' does not exist in current context in MVC3
...ter my first attempt to convert to Razor failed), and this was the problem all along. Thanks!
– Brian Donahue
Feb 15 '12 at 16:32
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Detect Android phone via Javascript / jQuery
...re reported by Kindle Fire HD devices do not contain the word 'android' at all.
– djbp
Jun 11 '13 at 13:54
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How to get current PHP page name [duplicate]
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You can use basename() and $_SERVER['PHP_SELF'] to get current page file name
echo basename($_SERVER['PHP_SELF']); /* Returns The Current PHP File Name */
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解决：Run-Time Check Failure #0，The value of ESP was not properly sav...
...就可以在定义该函数的时候加上一句话，
FAR PASCAL 或者 __stdcall 这个就OK了。
具体做法：
比如说你要定义一个 返回类型为空，参数为空的函数指针：
typedef void （*LPFUN）（void）;
这样确实跟我们dll里的函数匹配了，上面也说...
Class JavaLaunchHelper is implemented in both. One of the two will be used. Which one is undefined [
... Application Project on Eclipse Kepler on Mac OS X with java version "1.7.0_45"
2 Answers
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