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How can I make pandas dataframe column headers all lowercase?

I want to make all column headers in my pandas data frame lower case 5 Answers 5 ...
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Can't use modulus on doubles?

I have a program in C++ (compiled using g++). I'm trying to apply two doubles as operands to the modulus function, but I get the following error: ...
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Undo a Git commit after push using reverse patch?

I've pushed a commit and I want to revert changes introduced by this commit by applying and committing a reversed patch. How do I do it? ...
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Is there a way to give a specific file name when saving a file via cURL?

I am pulling files using curl in the mac OS X terminal and want to give them different names. Is there a way to specify a name, such as a "save as" function when using curl? ...
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grep without showing path/file:line

How do you grep and only return the matching line? i.e. The path/filename is omitted from the results. 3 Answers ...
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Increasing nesting function calls limit

There is one very bad limit in PHP: if you call some function a1() that calls a2(), that calls a3... so when a99() will call a100() you will see ...
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Turning off some legends in a ggplot

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ipython: print complete history (not just current session)

in ipython , I can use %hist or %history to print recent history, but this only prints history from current session. 3...
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R - Markdown avoiding package loading messages

...udio, and think it is pretty neat. I have a minor issue though. When I source a file in an R-Chunk, the knitr output includes external comments as follows: ...
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How to make an element in XML schema optional?

So I got this XML schema: 2 Answers 2 ...