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Read a variable in bash with a default value
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295
You can use parameter expansion, e.g.
read -p "Enter your name [Richard]: " name
name=${name:-...
Copy / Put text on the clipboard with FireFox, Safari and Chrome
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There is now a way to easily do this in most modern browsers using
document.execCommand('cop...
Push commits to another branch
... specify the source ref and the target ref:
git push origin branch1:branch2
Or
git push <remote> <branch with new changes>:<branch you are pushing to>
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Common use-cases for pickle in Python
...sk so that it can carry on where it left off when restarted (persistence)
2) sending python data over a TCP connection in a multi-core or distributed system (marshalling)
3) storing python objects in a database
4) converting an arbitrary python object to a string so that it can be used as a dicti...
What's the difference between Perl's backticks, system, and exec?
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exec
executes a command and never returns.
It's like a return statement in a function.
If ...
What is the standard way to add N seconds to datetime.time in Python?
...o add an integer number of seconds to it, so that 11:34:59 + 3 = 11:35:02 , for example?
9 Answers
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Overcoming “Display forbidden by X-Frame-Options”
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How do you fork your own repository on GitHub?
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210
I don't think you can fork your own repo.
Clone it and push it to a new repo is good but you n...
View the change history of a file using Git versioning
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24 Answers
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CSS horizontal centering of a fixed div?
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edited Jan 3 at 9:29
answered Jul 1 '10 at 11:45
Qu...