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Adding new column to existing DataFrame in Python pandas
... did it wrong (it can trigger false positives) but from 0.13.0 it let you know there are more adequate methods for the same purpose. Then, if you get the warning, just follow its advise: Try using .loc[row_index,col_indexer] = value instead
>>> df1.loc[:,'f'] = pd.Series(np.random.randn(sL...
How to convert JSON to CSV format and store in a variable
... cases separately. If no replacer is used null will be outputted as null - now the examples should handle both null, undefined and numbers correctly.
– Christian Landgren
Oct 20 '16 at 7:15
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How can I copy the content of a branch to a new local branch?
...ranch but simply a new pointer at the head of the old branch. But when you now do something like rebasing the new branch you should see that the old branch is still in its original state while the new branch is modified. So I think that does what the OP wants.
– uli_1973
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Simple argparse example wanted: 1 argument, 3 results
... excellent I'm sure, is too much for my tiny beginner brain to grasp right now. I don't need to do math on the command line or meddle with formatting lines on the screen or change option characters. All I want to do is "If arg is A, do this, if B do that, if none of the above show help and quit" .
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How to get image size (height & width) using JavaScript?
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This is now supported in IE9 and all modern web browsers.
– Aaron
May 18 '12 at 15:08
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Disable browser's back button
...n't really answer the poster's question. Let's just assume that everyone knows this is a bad idea, but we are curious about how it's done anyway...
You cannot disable the back button on a user's browser, but you can make it so that your application breaks (displays an error message, requiring the ...
Go build: “Cannot find package” (even though GOPATH is set)
...o a subfolder of $GOPATH/src, e.g. $GOPATH/src/test
go install test should now create an executable in $GOPATH/bin that can be called by typing test into your terminal.
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gunicorn autoreload on source change
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While this is old question you need to know that ever since version 19.0 gunicorn has had the --reload option.
So now no third party tools are needed.
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Is there a timeout for idle PostgreSQL connections?
...n wait for the message over queue and then perform some more dml operation.Now during that period i.e while it is waiting over queue(for message) as mention above even then the connection with postges is idle. why should i close it.
– Viren
Apr 15 '16 at 18:13
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Set Matplotlib colorbar size to match graph
...s, which produces the right height, but it introduces a different problem.
Now the width of the colorbar (as well as the space between colorbar and plot) changes with the width of the plot.
In other words, the aspect ratio of the colorbar is not fixed anymore.
To get both the right height and a giv...