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How do you specify the Java compiler version in a pom.xml file?
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<project>
[...]
<build>
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<plugins>
<plugin>
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What is the difference between bottom-up and top-down?
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rev4: A very eloquent comment by user Sammaron has noted that, perhaps, this answer previousl...
Patterns for handling batch operations in REST web services?
...xample, to delete several messages at once.
DELETE /mail?&id=0&id=1&id=2
It's a little more complicated to batch update partial resources, or resource attributes. That is, update each markedAsRead attribute. Basically, instead of treating the attribute as part of each resource, you tr...
C++ preprocessor __VA_ARGS__ number of arguments
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Disable migrations when running unit tests in Django 1.7
Django 1.7 introduced database migrations .
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Is there an R function for finding the index of an element in a vector?
... that is equal to x . I know that one way to do this is: which(x == v)[[1]] , but that seems excessively inefficient. Is there a more direct way to do it?
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Unique (non-repeating) random numbers in O(1)?
I'd like to generate unique random numbers between 0 and 1000 that never repeat (i.e. 6 doesn't show up twice), but that doesn't resort to something like an O(N) search of previous values to do it. Is this possible?
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Get index of array element faster than O(n)
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Convert the array into a hash. Then look for the key.
array = ['a', 'b', 'c']
hash = Hash[arr...
Command-line Unix ASCII-based charting / plotting tool
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