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How to change to an older version of Node.js
...bash shell . ~/.nvm/nvm.sh I always add this line to my ~/.bashrc or ~/.profile file to have it automatically sources upon login. Often I also put in a line to use a specific version of node."
– David EGP
Oct 12 '11 at 12:44
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What is a magic number, and why is it bad? [closed]
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A magic number is a sequence of characters at the start of a file format, or protocol exchange. This number serves as a sanity check.
Example:
Open up any GIF file, you will see at the very start: GIF89. "GIF89" being the magic number.
Other programs can read the first few characte...
Running PostgreSQL in memory only
...tabase before you can do anything with this. This can be done from a batch file or by using Runtime.exec(). But note that initdb is not something that is fast. You will definitely not want to run that for each test. You might get away running this before your test-suite though.
However while this ...
What approaches are available to dummy design-time data in WPF?
...You also need the following, or the VS2012 compiler won't compile the xaml file: xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" and mc:Ignorable="d"
– Orion Edwards
Dec 26 '12 at 20:31
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Git - How to close commit editor?
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Save the file in the editor. If it's Emacs: CTRLX CTRLS to save then CTRLX CTRLC to quit or if it's vi: :wq
Press esc first to get out from editing. (in windows/vi)
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What is a StoryBoard ID and how can i use this?
... Added another edit showing how to access the storyboard from any file.
– Eric
Dec 13 '12 at 20:20
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Multiprocessing: How to use Pool.map on a function defined in a class?
...ork on giant iterables -> it causes a OSError: [Errno 24] Too many open files due to the number of pipes it opens.
– Eiyrioü von Kauyf
Jan 18 '13 at 19:19
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Convert Pandas column containing NaNs to dtype `int`
I read data from a .csv file to a Pandas dataframe as below. For one of the columns, namely id , I want to specify the column type as int . The problem is the id series has missing/empty values.
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How find all unused classes in Intellij Idea?
... Well, it does grey out the class name when actually viewing the file and give you an intention action to "remove unused class", all that's missing is to be able to automatically find them. Certainly there are ways that could break things but that's true of many refactorings.
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Right to Left support for Twitter Bootstrap 3
...e your code more maintainable as you can always update your core bootstrap files. CDN
Another option to use this stand-alone library, It also comes with few awesome Arabic fonts.
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