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Is there any overhead to declaring a variable within a loop? (C++)
I am just wondering if there would be any loss of speed or efficiency if you did something like this:
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Why Would I Ever Need to Use C# Nested Classes [duplicate]
I'm trying to understand about nested classes in C#. I understand that a nested class is a class that is defined within another class, what I don't get is why I would ever need to do this.
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How do I find files that do not contain a given string pattern?
How do I find out the files in the current directory which do not contain the word foo (using grep )?
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When is finally run if you throw an exception from the catch block?
In the above block when is the finally block called? Before the throwing of e or is finally called and then catch?
7 Answer...
Vagrant ssh authentication failure
The problem with ssh authentication:
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ImportError: numpy.core.multiarray failed to import
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What are all the escape characters?
I know some of the escape characters in Java, e.g.
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How to initialize all the elements of an array to any specific value in java
In C/C++ we have memset() function which can fulfill my wish but in Java how can i initialize all the elements to a specific value? Whenever we write int[] array=new int[10]; , this simply initialize an array of size 10 having all elements equal to zero. I just want to change this initializa...
How to set the matplotlib figure default size in ipython notebook?
...just it manually. How to set the default size for the figure displayed in cell?
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How to dump a table to console?
I'm having trouble displaying the contents of a table which contains nested tables (n-deep). I'd like to just dump it to std out or the console via a print statement or something quick and dirty but I can't figure out how. I'm looking for the rough equivalent that I'd get when printing an NSDicti...