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Regular expression for letters, numbers and - _
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209
The pattern you want is something like (see it on rubular.com):
^[a-zA-Z0-9_.-]*$
Explanatio...
Plotting time in Python with Matplotlib
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answered Oct 15 '09 at 18:18
codeapecodeape
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Getting the closest string match
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+100
I was presented with this problem about a year ago when it came to looking up user entered information about a oil rig in a database ...
Efficiently checking if arbitrary object is NaN in Python / numpy / pandas?
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170
pandas.isnull() (also pd.isna(), in newer versions) checks for missing values in both numeric an...
Counting the number of True Booleans in a Python List
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Is there a version of JavaScript's String.indexOf() that allows for regular expressions?
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130
Combining a few of the approaches already mentioned (the indexOf is obviously rather simple), I ...
Getting random numbers in Java [duplicate]
I would like to get a random value between 1 to 50 in Java.
2 Answers
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Flex-box: Align last row to grid
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edited Oct 10 '18 at 4:58
Robin Métral
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answered J...
PHP function to make slug (URL string)
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edited Jul 17 '18 at 20:04
leoap
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answered Ju...
How to append contents of multiple files into one file
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10 Answers
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