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Large, persistent DataFrame in pandas
...of 1000 rows.
df = pd.concat(tp, ignore_index=True) # df is DataFrame. If errors, do `list(tp)` instead of `tp`
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Efficient way to rotate a list in python
What is the most efficient way to rotate a list in python?
Right now I have something like this:
26 Answers
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How to make IPython notebook matplotlib plot inline
...3.1.0.
– Ian Fiske
May 20 '15 at 20:05
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How can I view the source code for a function?
...y the partial signature
getMethod("extract",signature="SpatialPolygons")
#Error in getMethod("extract", signature = "SpatialPolygons") :
# No method found for function "extract" and signature SpatialPolygons
Functions that call unexported functions
In the case of ts.union, .cbindts and .makeNa...
How to link to specific line number on github
I know I can link to a specific line number on a file on a github repo (I'm sure I've seen this before)...
7 Answers
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Convert an array of primitive longs into a List of Longs
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ericksonerickson
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How can I log the stdout of a process started by start-stop-daemon?
... from :(
– stantonk
Mar 17 '13 at 1:05
+1 Works perfectly on Debian squeeze with a daemonized node.js service.
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Formula to determine brightness of RGB color
I'm looking for some kind of formula or algorithm to determine the brightness of a color given the RGB values. I know it can't be as simple as adding the RGB values together and having higher sums be brighter, but I'm kind of at a loss as to where to start.
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How to update Ruby to 1.9.x on Mac?
...C package from: https://github.com/kennethreitz/osx-gcc-installer to avoid errors running "make".
Edit: As of Mavericks you can choose to install only the Xcode command line tools instead of the whole Xcode package, which comes with gcc and lots of other things you might need for building packages....
How can I pipe stderr, and not stdout?
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Or to swap the output from standard error and standard output over, use:
command 3>&1 1>&2 2>&3
This creates a new file descriptor (3) and assigns it to the same place as 1 (standard output), then assigns fd 1 (standard output) to the sa...