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How do I enable TODO/FIXME/XXX task tags in Eclipse?
...uld be enough to have them appear in the Task list (or the Markers view).
Extra note: reinstalling Eclipse won't change anything most of the time if you work on the same workspace. Most settings used by Eclipse are stored in the .metadata folder, in your workspace folder.
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Make elasticsearch only return certain fields?
...fields from there. May impact performance if returned data is relatively small to the size of a whole document.
– Zaar Hai
Aug 18 '13 at 10:19
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More elegant “ps aux | grep -v grep”
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This works for me for an arbitrary string, but not for a username, e.g. ps aux | grep '[r]oot' . Does anyone know why?
– kxsong
Oct 1 '14 at 19:41
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Why can't I use Docker CMD multiple times to run multiple services?
...our Dockerfile a little bit cleaner, you could put your CMD commands to an extra file:
FROM centos+ssh
EXPOSE 22
EXPOSE 4149
CMD sh /home/centos/all_your_commands.sh
And a file like this:
service sshd start &
/opt/mq/sbin/rabbitmq-server start
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How do I watch a file for changes?
... file you want to watch).
Otherwise, polling will probably be the only really platform-independent option.
Note: I haven't tried any of these solutions.
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Qt events and signal/slots
...resents a new abstraction: a widget that acts like a button, but with some extra functionality. We added this functionality very conveniently:
Since we reimplemented a virtual, our implementation automatically became encapsulated in our class. If Qt's designers had made keyPressEvent a signal, we ...
How do I control how Emacs makes backup files?
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Ah, thanks for that extra information. I do indeed have mostly positive experience with them (they did save my day). Only when you're looking for ugliness, well you got it right there :)
– PascalVKooten
Oct...
How do I change the working directory in Python?
...If the exception is thrown, do not perform any recursive operations, especially destructive ones. They will operate on the old path and not the new one.
Return to your old directory when you're done. This can be done in an exception-safe manner by wrapping your chdir call in a context manager, lik...
UICollectionView Set number of columns
...[self.myCollectionView.collectionViewLayout invalidateLayout];
}
Additionally, here are 2 really good tutorials on UICollectionViews:
http://www.raywenderlich.com/22324/beginning-uicollectionview-in-ios-6-part-12
http://skeuo.com/uicollectionview-custom-layout-tutorial
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What's the difference between dependencies, devDependencies and peerDependencies in npm package.json
...ding test dependencies as regular dependencies introduces a whole bunch of extra libraries, each of which may fail in some way. I would lean (pun!) towards light-weight production servers with as little code on them as possible. Remember, the best code is no code!
– Stijn de Wi...