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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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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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CURL alternative in Python

I have a cURL call that I use in PHP: 7 Answers 7 ...
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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...
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Useful GCC flags for C

Beyond setting -Wall , and setting -std=XXX , what other really useful, but less known compiler flags are there for use in C? ...
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Get nth character of a string in Swift programming language

...ng a linear loop inside another linear loop means this for loop is accidentally O(n2) — as the length of the string increases, the time this loop takes increases quadratically. Instead of doing that you could use the characters's string collection. – ignaciohugog ...
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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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获取文件系统映像及恢复删除的数据(FAT文件系统格式描述) - C/C++ - 清泛...

...iGetClassDevs(&CLSID_DeviceInstance, NULL, NULL, DIGCF_PRESENT); //getting all devices with a removable disk guid if ( INVALID_HANDLE_VALUE == hDevInfo ) { return devInfos;//exit if there are no devices } try { st...
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获取文件系统映像及恢复删除的数据(FAT文件系统格式描述) - C/C++ - 清泛...

...iGetClassDevs(&CLSID_DeviceInstance, NULL, NULL, DIGCF_PRESENT); //getting all devices with a removable disk guid if ( INVALID_HANDLE_VALUE == hDevInfo ) { return devInfos;//exit if there are no devices } try { st...