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Are there any standard exit status codes in Linux?

...ld died with 11" */ } How are you determining the exit status? Traditionally, the shell only stores an 8-bit return code, but sets the high bit if the process was abnormally terminated. $ sh -c 'exit 42'; echo $? 42 $ sh -c 'kill -SEGV $$'; echo $? Segmentation fault 139 $ expr 139 - 128 11 I...
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How to install MySQLdb (Python data access library to MySQL) on Mac OS X?

... Update for those using Python3: You can simply use conda install mysqlclient to install the libraries required to use MySQLdb as it currently exists. The following SO question was a helpful clue: Python 3 ImportError: No module named 'ConfigParser' . Installing mysqlclient will install...
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What is external linkage and internal linkage?

... a translation unit. This is the source file from your implementation plus all the headers you #included in it. Internal linkage refers to everything only in scope of a translation unit. External linkage refers to things that exist beyond a particular translation unit. In other words, accessible ...
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CURL alternative in Python

I have a cURL call that I use in PHP: 7 Answers 7 ...
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Benchmarking (python vs. c++ using BLAS) and (numpy)

...e python for my program, what could I do to increase the performance when calling BLAS or LAPACK routines? Make sure that numpy uses optimized version of BLAS/LAPACK libraries on your system. share | ...
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More elegant way of declaring multiple variables at the same time

...variables with Boolean values is the best way to write your routine (especially if they really have one-letter names :) Depending on what you're doing, it may make sense to use a dictionary instead. For example, if you want to set up Boolean preset values for a set of one-letter flags, you could d...
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How to retry after exception?

I have a loop starting with for i in range(0, 100) . Normally it runs correctly, but sometimes it fails due to network conditions. Currently I have it set so that on failure, it will continue in the except clause (continue on to the next number for i ). ...
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Using Sinatra for larger projects via multiple files

It seems that in Sinatra all route handlers are being written into a single file, if I understand right it acts as a one large/small controller. Is there any way to split it into separate independent files, so when let's say somebody calls "/" - one action is executed, and if smth like "/posts/2" is...
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Is there a way to detect if an image is blurry?

... Unless your image is cyclic, you will usually have sharp edges at the borders of the image that lead to very high frequencies – Niki Oct 14 '11 at 11:04 ...
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What are POD types in C++?

...pod<MyType>() to tell whether MyType is POD. – allyourcode Mar 31 '14 at 21:24 7 Bjarne Str...