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How to update npm
...nager download page https://nodejs.org/en/download/
For historical understanding: Chis Lea was maintaining his PPA but now joined forces with nodesource.
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Command line CSV viewer? [closed]
Anyone know of a command-line CSV viewer for Linux/OS X? I'm thinking of something like less but that spaces out the columns in a more readable way. (I'd be fine with opening it with OpenOffice Calc or Excel, but that's way too overpowered for just looking at the data like I need to.) Having ...
How does this program work?
...er. The default argument promotions are performed on trailing arguments.
and from 6.5.2.2/6,
If the expression that denotes the called function has a type that does not include a prototype, the integer promotions are performed on each argument, and arguments that have type float are promoted t...
What is the standard way to add N seconds to datetime.time in Python?
Given a datetime.time value in Python, is there a standard way to add an integer number of seconds to it, so that 11:34:59 + 3 = 11:35:02 , for example?
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How to store standard error in a variable
... the error file thus:
ERROR=$(</tmp/Error)
The shell recognizes this and doesn't have to run 'cat' to get the data.
The bigger question is hard. I don't think there's an easy way to do it. You'd have to build the entire pipeline into the sub-shell, eventually sending its final standard outp...
Find size of an array in Perl
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The first and third ways are the same: they evaluate an array in scalar context. I would consider this to be the standard way to get an array's size.
The second way actually returns the last index of the array, which is not (usually) ...
What does the “yield” keyword do?
What is the use of the yield keyword in Python, and what does it do?
42 Answers
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How to un-submodule a Git submodule?
...odule code into the main repository, you just need to remove the submodule and re-add the files into the main repo:
git rm --cached submodule_path # delete reference to submodule HEAD (no trailing slash)
git rm .gitmodules # if you have more than one submodules,
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See line breaks and carriage returns in editor
...es anyone know of a text editor on Linux that allows me to see line breaks and carriage returns? Does Vim support this feature?
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p vs puts in Ruby
Is there any difference between p and puts in Ruby?
7 Answers
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