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Ruby on Rails: How do you add add zeros in front of a number if it's under 10?
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4 Answers
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What Does Question Mark Mean in Xcode Project Navigator?
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140
It's the file untracked by source control.
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Mockito: List Matchers with generics
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edited Dec 10 '16 at 11:41
answered May 9 '12 at 8:34
art...
Is there any haskell function to concatenate list with separator?
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adius
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answered Feb 10 '12 at 0:21
Niklas B.Niklas B.
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Create empty queryset by default in django form fields
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432
You can have an empty queryset by doing this:
MyModel.objects.none()
Although i don't know ...
Undo a Git commit after push using reverse patch?
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answered Jun 22 '11 at 14:54
Kris K.Kris K.
98899 silver badges77 bronze badges
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jQuery equivalent of getting the context of a Canvas
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4 Answers
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List of Java class file format major version numbers?
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Significance of -pthread flag when compiling
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edited Dec 7 '12 at 4:10
answered Jan 24 '10 at 16:37
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Tell Ruby Program to Wait some amount of time
... construct longer intervals using the following convenience syntax:
sleep(4.minutes)
# or, even longer...
sleep(2.hours); sleep(3.days) # etc., etc.
# or shorter
sleep(0.5) # half a second
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