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How can I make Vim's `J` and `gq` commands use one space after a period?

When I use Vim's J command, most lines are joined with a single space for padding. But after a period Vim always uses two spaces. Take the following example: ...
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getApplicationContext(), getBaseContext(), getApplication(), getParent()

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Node.js + Express: Routes vs controller

New to Node.js and Express, I am trying to understand the two seems overlapping concepts, routes vs controller. 2 Answers ...
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How to remove all rows in a numpy.ndarray that contain non-numeric values

...ome data analysis. I read in a dataset as a numpy.ndarray and some of the values are missing (either by just not being there, being NaN , or by being a string written " NA "). ...
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How to use RSpec's should_raise with any kind of exception?

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How to set the maximum memory usage for JVM?

I want to limit the maximum memory used by the JVM. Note, this is not just the heap, I want to limit the total memory used by this process. ...
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How to write UPDATE SQL with Table alias in SQL Server 2008?

I have a very basic UPDATE SQL - 2 Answers 2 ...
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How to remove all subviews of a view in Swift?

I'm looking for a simple method to remove at once all subviews from a superview instead of removing them one by one. 20 Ans...
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Confusion between factor levels and factor labels

There seems to be a difference between levels and labels of a factor in R. Up to now, I always thought that levels were the 'real' name of factor levels, and labels were the names used for output (such as tables and plots). Obviously, this is not the case, as the following example shows: ...
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Node.JS constant for platform-specific new line?

Is there a constant available in Node.JS for a newline character that is specific to the platform the application is running on? ...