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How to work with complex numbers in C?
... can I work with complex numbers in C? I see there is a complex.h header file, but it doesn't give me much information about how to use it. How to access real and imaginary parts in an efficient way? Is there native functions to get module and phase?
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Convert Year/Month/Day to Day of Year in Python
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There is a very simple solution:
from datetime import datetime
day_of_year = datetime.now().timetuple().tm_yday
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How to see full symlink path
...r stat symlinkName not all the path is displayed
(e.g ../../../one/two/file.txt )
5 Answers
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Is pass-by-value a reasonable default in C++11?
In traditional C++, passing by value into functions and methods is slow for large objects, and is generally frowned upon. Instead, C++ programmers tend to pass references around, which is faster, but which introduces all sorts of complicated questions around ownership and especially around memory ma...
Fragment onResume() & onPause() is not called on backstack
I have multiple fragment inside an activity. On a button click I am starting a new fragment, adding it to backstack. I naturally expected the onPause() method of current Fragment and onResume() of new Fragment to be called. Well it is not happening.
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Vim: Close All Buffers But This One
How can I close all buffers in Vim except the one I am currently editing?
13 Answers
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How to get current route in Symfony 2?
How do I get the current route in Symfony 2?
13 Answers
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Why does string::compare return an int?
Why does string::compare return an int instead of a smaller type like short or char ? My understanding is that this method only returns -1, 0 or 1.
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Total size of the contents of all the files in a directory [closed]
When I use ls or du , I get the amount of disk space each file is occupying.
12 Answers
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How to overcome TypeError: unhashable type: 'list'
I'm trying to take a file that looks like this:
6 Answers
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