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Difference between Python's Generators and Iterators
What is the difference between iterators and generators? Some examples for when you would use each case would be helpful.
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Regular expression for letters, numbers and - _
I'm having trouble checking in PHP if a value is is any of the following combinations
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Collapse sequences of white space into a single character and trim string
Consider the following example:
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How do you detect Credit card type based on number?
I'm trying to figure out how to detect the type of credit card based purely on its number. Does anyone know of a definitive, reliable way to find this?
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Build an ASCII chart of the most commonly used words in a given text [closed]
Build an ASCII chart of the most commonly used words in a given text.
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Join a list of items with different types as string in Python
I need to join a list of items. Many of the items in the list are integer values returned from a function; i.e.,
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List files with certain extensions with ls and grep
I just want to get the files from the current dir and only output .mp4 .mp3 .exe files nothing else.
So I thought I could just do this:
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When should I use File.separator and when File.pathSeparator?
In the File class there are two strings, separator and pathSeparator .
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How can I expand the full path of the current file to pass to a command in Vim?
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Why use 'git rm' to remove a file instead of 'rm'?
On SVN, removing something from the filesystem directly (rather than using svn) created a load of headaches.
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