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Portable way to get file size (in bytes) in shell?
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One would guess the portable ls -ln FILE | { read _ _ _ _ size _ && echo "$size"; } needs not fork for the second step of the pipeline, as it uses just built-ins, but Bash 4.2.37 on Linux forks twice (still only one execve, though).
– Palec
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The character encoding of the HTML document was not declared
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<meta charset="UTF-8">
the character encoding (which is actually UTF-8) of the html document was not declared
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Should I use `import os.path` or `import os`?
...ant to use rather than a thing in the os module, so even though it's not really a submodule of a package called os, I import it sort of like it is one and I always do import os.path. This is consistent with how os.path is documented.
Incidentally, this sort of structure leads to a lot of Python p...
How do I terminate a thread in C++11?
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You could call std::terminate() from any thread and the thread you're referring to will forcefully end.
You could arrange for ~thread() to be executed on the object of the target thread, without a intervening join() nor detach() on that...
How to create a density plot in matplotlib?
...with R. This is because gaussian_kde tries to infer the bandwidth automatically. You can play with the bandwidth in a way by changing the function covariance_factor of the gaussian_kde class. First, here is what you get without changing that function:
However, if I use the following code:
import...
Is it possible to GROUP BY multiple columns using MySQL?
...garding SUM using with GROUP BY. If GROUP BY only by one column, then SUMs all values of each distinct (different) the column value sqlfiddle.com/#!9/1cbde2/2. If GROUP BY two columns. Then mysql at first checks if for the first column value there are different values in the second column. If yes, t...
vs2010编译boost若干问题解决 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...径——“C:\Program Files (x86)\Microsoft Visual Studio 10.0\VC\bin\x86_ia64”。再次运行“bootstrap.bat”,提示找不到“mspdb100.dll”,继续在环境变量中添加了路径——“C:\Program Files (x86)\Microsoft Visual Studio 10.0\Common7\IDE ”。
继续编译，还是不过...
LEFT JOIN only first row
... Thanks for your fast response. This was not the exact answer, but totally got me on the right way. I always tried to join both on the same level instead of making the one depended from the other. Thank you very much for leading me on the right track. Edited the first post
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Calling a function when ng-repeat has finished
What I am trying to implement is basically a "on ng repeat finished rendering" handler. I am able to detect when it is done but I can't figure out how to trigger a function from it.
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How to determine height of UICollectionView with FlowLayout
...y question: I was completely searching in the wrong place, digging through all the documentation I could find on UICollectionView.
The simple and easy solution lies in the underlying layout: Just call collectionViewContentSize on your myCollectionView.collectionViewLayout property and you get the h...