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How to drop multiple columns in postgresql
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Check this:
ALTER TABLE table DROP COLUMN col1, DROP COLUMN col2;
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Python serialization - Why pickle?
...tored, usually one would do:
with open('filename', 'wb') as f:
var = {1 : 'a' , 2 : 'b'}
pickle.dump(var, f)
That would store the pickled version of our var dict in the 'filename' file. Then, in another script, you could load from this file into a variable and the dictionary would be recr...
How can I uninstall an application using PowerShell?
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12 Answers
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What is the most “pythonic” way to iterate over a list in chunks?
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SQLAlchemy default DateTime
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DateTime doesn't have a default key as an input. The default key should be an input to the Col...
How can I sort generic list DESC and ASC?
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edited Dec 9 '19 at 20:23
Neoaptt
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How can I search (case-insensitive) in a column using LIKE wildcard?
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rsync error: failed to set times on “/foo/bar”: Operation not permitted
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edited Feb 24 '14 at 10:19
Mathias Bynens
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Should I add .vcxproj.filter files to source control?
While evaluating Visual Studio 2010 Beta 2, I see that in the converted directory, my vcproj files became vcxproj files. There are also vcxproj.filter files alongside each project which appear to contain a description of the folder structure (\Source Files, \Header Files, etc.).
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