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How do I get the YouTube video ID from a URL?
...(match && match[2].length == 11) {
return match[2];
} else {
//error
}
Here is a regexer link to play with:
http://regexr.com/3dnqv
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Why do pthreads’ condition variable functions require a mutex?
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no, error handling is second to this. With pthreads, you can be woken up, for no apparent reason(a spurious wakeup) , and with out any error. Thus you need to recheck 'some condition' after you're woken up.
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javascript remove “disabled” attribute from html input
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yes, it works! thanks. by the way there is a typo-error at geElementsBy . I thought it wouldn't work :)
– Jam Ville
Jul 30 '12 at 11:18
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Batch not-equal (inequality) operator
...sdf" == "fdas" echo asdf
That works for me on Windows XP (I get the same error as you for the code you posted).
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Fork and synchronize Google Code Subversion repository into GitHub
...or" it apparently did nothing for a few seconds and displayed the message "error", but it actually worked. The new repository was in fact created, containing the code from the SVN repo.
You would then fork the repository it creates, and work on your own fork. You would then submit your changes to t...
How much faster is Redis than mongoDB?
...a disk sync, but for network replication before returning. Not waiting for errors is something never done on prod. like not detecting if the network cable is connected when writing to the network.
– sivann
Jan 17 '13 at 22:05
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Using git commit -a with vim
...it message, including comments, and then :wq
Either way will give git an error code, so it will not proceed with the commit. This is particularly useful with git commit --amend.
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How do I iterate over a range of numbers defined by variables in Bash?
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@MarinSagovac This does work and there are no syntax errors. Are you sure your shell is Bash?
– gniourf_gniourf
Feb 13 '15 at 12:05
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How do I truncate a .NET string?
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truncate10 5788 ticks elapsed (0.5788 ms) [in 10K reps, 5.788E-05 ms per]
smart-trunc10 8206 ticks elapsed (0.8206 ms) [in 10K reps, 8.206E-05 ms per]
stringbuilder10 10557 ticks elapsed (1.0557 ms) [in 10K reps, 0.00010557 ms per]
concat10 45495 ticks elapsed (4.5495 ms) [in 10...
Ball to Ball Collision - Detection and Handling
...cisely in the correct place. Otherwise you just shift balls on some small "error" amount, which is available from the previous discrete step.
The solution is obvious: you have to split the timestep so, that first you shift to correct place, then collide, then shift for the rest of the time you have...