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What is the “-->” operator in C++?
After reading Hidden Features and Dark Corners of C++/STL on comp.lang.c++.moderated , I was completely surprised that the following snippet compiled and worked in both Visual Studio 2008 and G++ 4.4.
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Good example of livelock?
... not mean "two people trying to get past each other in a corridor". If I read that again, I'll lose my lunch.
10 Answer...
Log4net does not write the log in the log file
...l
log4net.Config.XmlConfigurator.Configure();
somewhere to make log4net read your configuration? E.g. in Global.asax:
void Application_Start(object sender, EventArgs e)
{
// Code that runs on application startup
// Initialize log4net.
log4net.Config.XmlConfigurator.Configure();
}
...
Exit codes in Python
...exit 0 in the case everything was ok. Type a command, then echo $?: if you read 0, it returned without an error. The idea is to have standard tests. If the code xyz.py did not encounter any error, it SHOULD return 0!
– Bruno von Paris
Oct 15 '12 at 9:20
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If a folder does not exist, create it
...to first create it, and then save my file to this folder. If the folder already exists, then just save the file in it.
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I didn't find “ZipFile” class in the “System.IO.Compression” namespace
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Thanks for the info. I already had using System.IO.Compression; but then had to add a reference to using System.IO.Compression.FileSystem as you described above to get ZipFile to compile without the OP's original error.
– Hugh S...
Composer killed while updating
...file.
Run composer install on the live server.
composer install will then read from the .lock file, fetching the exact same versions every time rather than finding the latest versions of every package. This makes your app less likely to break, and composer uses less memory.
Read more here: https://...
deciding among subprocess, multiprocessing, and thread in Python?
...t runs on. My parallelization is very simple, in that all the parallel "threads" of the program are independent and write their output to separate files. I don't need the threads to exchange information but it is imperative that I know when the threads finish since some steps of my pipeline depend...
Is mathematics necessary for programming? [closed]
...essary for programming". However, as other people have suggested in this thread, I believe there is a correlation between understanding mathematics and being able to "think algorithmically". That is, to be able to think abstractly about quantity, processes, relationships and proof.
I started progra...
How to write an inline IF statement in JavaScript?
...ng if statement in such a case will probably make your code much easier to read and understand, and less likely to break with later changes.
– Emil Lundberg
Dec 9 '15 at 23:52
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