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How to synchronize a static variable among threads running different instances of a class in Java?
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There are several ways to synchronize access to a static variable.
Use a synchronized static...
Pandas convert dataframe to array of tuples
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Create a pointer to two-dimensional array
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How does collections.defaultdict work?
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How to run a background task in a servlet based web application?
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Your problem is that you misunderstand the purpose of the servlet. It's intented to act on HTTP...
Get item in the list in Scala?
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Use parentheses:
data(2)
But you don't really want to do that with lists very often, since l...
Fastest sort of fixed length 6 int array
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For any optimization, it's always best to test, test, test. I would try at least sorting netw...
When should I use Lazy?
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answered Jul 27 '11 at 16:16
James Michael HareJames Michael Hare
34.8k99 gold badges6666 silver badges8080 bronze badges
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How do I detect the Python version at runtime? [duplicate]
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Here, sys.version_info[0] is the major version number. sys.version_info[1] would give you the minor version number.
In Python 2.7 and later, the components of sys.version_info can also be accessed by name, so the major version number is sys.version_info.major.
See also How can I check for Pytho...
Performance of FOR vs FOREACH in PHP
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My personal opinion is to use what makes sense in the context. Personally I almost never use ...