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In PyCharm, how to go back to last location?
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11 Answers
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Is there a benefit to defining a class inside another class in Python?
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126
You might want to do this when the "inner" class is a one-off, which will never be used outsid...
Broken references in Virtualenvs
...re is one example:
$ ls -la ~/.virtualenvs/my-virtual-env
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lrwxr-xr-x 1 ryan staff 78 Jun 25 13:21 .Python -> /usr/local/Cellar/python/2.7.7/Frameworks/Python.framework/Versions/2.7/Python
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When you upgrade Python using Homebrew and then run brew cleanup, the symlinks in the virtualen...
How to run a background task in a servlet based web application?
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Your problem is that you misunderstand the purpose of the servlet. It's intented to act on HTTP...
How do I verify/check/test/validate my SSH passphrase?
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You can verify your SSH key passphrase by attempting to load it into your SSH agent. With Open...
Read a text file using Node.js?
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You'll want to use the process.argv array to access the command-line arguments to get the file...
How to round an average to 2 decimal places in PostgreSQL?
...ision is only available for numeric.
regress=> SELECT round( float8 '3.1415927', 2 );
ERROR: function round(double precision, integer) does not exist
regress=> \df *round*
List of functions
Schema | Name | Result data type | Argument data types | Type
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How do you tell if a string contains another string in POSIX sh?
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11 Answers
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Find out if ListView is scrolled to the bottom?
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171
Edited:
Since I have been investigating in this particular subject in one of my applications,...
How to hash some string with sha256 in Java?
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15 Answers
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