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Can I add comments to a pip requirements file?
I'd like to add comments for a few packages in a pip requirements file. (Just to explain why that package is on the list.) Can I do this?
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nosetests is capturing the output of my print statements. How to circumvent this?
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Or:
$ NOSE_NOCAPTURE=1 nosetests mytests.py
(it can also be specified in the nose.cfg file, see nosetests --help)
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Select DISTINCT individual columns in django?
I'm curious if there's any way to do a query in Django that's not a " SELECT * FROM... " underneath. I'm trying to do a " SELECT DISTINCT columnName FROM ... " instead.
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C++ const map element access
I tried to use the operator[] access the element in a const C++ map, but this method failed. I also tried to use "at()" to do the same thing. It worked this time. However, I could not find any reference about using "at()" to access element in a const C++ map. Is "at()" a newly added function in C++ ...
How to get the max of two values in MySQL?
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Use GREATEST()
E.g.:
SELECT GREATEST(2,1);
Note: Whenever if any single value contains null at that time this function always returns null (Thanks to user @sanghavi7)
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Is there a way to make a link clickable in the OSX Terminal?
I am planning on developing an Mxmlc to Textmate formatter, one that formats mxmlc errors as clickable links, so you can open them up quickly in Textmate as Textmate has a url scheme e.g.: txmt://open/?url=file://~/.bash_profile&line=11&column=2.
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How do android screen coordinates work?
I am working with Android Animation and I have found the Android coordinate system to be quite confusing so I am here to ask this question about how coordinates work in Android. I am following this image for moving one view to another but it seems it's not working:
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What Process is using all of my disk IO
If I use "top" I can see what CPU is busy and what process is using all of my CPU.
7 Answers
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Escaping a forward slash in a regular expression
My question is a simple one, and it is about regular expression escaping. Do you have to escape a forward slash / in a regular expression? And how would you go about doing it?
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Two statements next to curly brace in an equation
... brace ( { ), and on the right-hand side next to the curly, two statements in two different lines?
5 Answers
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