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How to check if all list items have the same value and return it, or return an “otherValue” if they
... : otherValue;
Cleanest way I can think of. You can make it a one-liner by inlining val, but First() would be evaluated n times, doubling execution time.
To incorporate the "empty set" behavior specified in the comments, you simply add one more line before the two above:
if(yyy == null || !yyy...
Can't install Ruby under Lion with RVM – GCC issues
...ral alternative solutions. Try the simple “Edit 3” solution first.
Ruby 1.9.3-p125 and later have official support for clang, so if you are installing such a version you should not need GCC. If you’re installing an older version of Ruby, read on.
To compile Ruby with GCC, you need a non-LLV...
Delete all local git branches
...ranch --merged | grep -v \* | xargs git branch -D
Importantly, as noted by @AndrewC, using git branch for scripting is discouraged. To avoid it use something like:
git for-each-ref --format '%(refname:short)' refs/heads | grep -v master | xargs git branch -D
Caution warranted on deletes!
$ m...
WebRTC - scalable live stream broadcasting / multicasting
... People do not kill the technology. The technology is killing itself by providing very poor UX, especially when allowing mic/camera. That's where getusermedia wins.
– igorpavlov
Feb 15 '15 at 22:45
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How do I make an html link look like a button?
... to notice much difference in the appearance. I considered images wrapped by anchors, i.e. tags, but I don't want to have to fire up an image editor every time I change the text on a button.
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How to hide one item in an Android Spinner
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It's easier to hide an item at the end of the list by truncating the list.
But you have to select it first so it appears in the spinner, and then check if the selection has been changed to one of the items displayed.
List<String> list = new ArrayList<String>();
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How do I use method overloading in Python?
...te for element in container:). (The fact that they aren't directly related by inheritance is irrelevant.)
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GetType() can lie?
...ed with methods like CheckIfInt above to create havoc in libraries written by someone else.
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Retrieve list of tasks in a queue in Celery
...that are currently active.
i.active()
# Show tasks that have been claimed by workers
i.reserved()
Depending on what you want
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Twitter Bootstrap - Tabs - URL doesn't change
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works fine but had to replace "$('.nav-tabs a').click(" by "$('#navtabs a').on('shown.bs.tabs," on Bootstrap 3
– Zzirconium
Feb 8 '18 at 12:54
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