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Rename Pandas DataFrame Index
...ust a gentle reminder that without "inplace =True", df1.rename would not really change anything.
– Sarah
Sep 29 '19 at 15:35
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Why doesn't Git ignore my specified file?
...es this since the file is already part of the repository.
In order to actually ignore the file, you have to untrack it and remove it from the repository. You can do that by using git rm --cached sites/default/settings.php. This removes the file from the repository without physically deleting the fi...
C++, variable declaration in 'if' expression
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As of C++17 what you were trying to do is finally possible:
if (int a = Func1(), b = Func2(); a && b)
{
// Do stuff with a and b.
}
Note the use of ; of instead of , to separate the declaration and the actual condition.
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How to round to 2 decimals with Python?
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That is called bankers rounding. It rounds towards the even number. It's in the IEEE 754 standard for floating point numbers. en.wikipedia.org/wiki/Rounding#Round_half_to_even
– rolisz
Dec 9 '13...
Using TortoiseSVN via the command line
...ys has a GUI (Graphical User Interface) associated with it. But on the installer (of version 1.7 and later) you can select the "command line client tools" option so you can call svn commands (like svn commit and svn update) from the command line.
Here's a screenshot of the "command line client tool...
jQuery how to find an element based on a data-attribute value?
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in case you don't want to type all that, here's a shorter way to query by data attribute:
$("ul[data-slide='" + current +"']");
FYI:
http://james.padolsey.com/javascript/a-better-data-selector-for-jquery/
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How to disable textarea resizing?
I need to disable textarea horizontal resize. Sometimes I want to allow vertical resize on the textarea.
5 Answers
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Get environment variable value in Dockerfile
... Very nice solution! On a Mac you can get envsubst as part of brew install gettext. But because of possible conflicts with the BSD build system it is "keg-only" and no symlnks are made. However, it is safe to do ln -s /usr/local/Cellar/gettext/*/bin/envsubst /usr/local/bin/ to add that one comma...
Restart/undo conflict resolution in a single file
...html
git checkout -m FILE
This restores the unresolved state, including all information about parent and merge base, which allows restarting the resolution.
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How to convert from System.Enum to base integer?
... enum can have different underlying types (int, long, byte...).
More formally: System.Enum has no direct inheritance relationship with Int32 (though both are ValueTypes), so the explicit cast cannot be correct within the type system
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