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Final arguments in interface methods - what's the point?
In Java, it is perfectly legal to define final arguments in interface methods and do not obey that in the implementing class, e.g.:
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How to create an object for a Django model with a many to many field?
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What is the difference between min SDK version/target SDK version vs. compile SDK version?
What are the differences between "min sdk version/target sdk version" and "compile sdk version"? I know what min and target sdk means, but what does compile sdk version mean?
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What exactly do “IB” and “UB” mean?
I've seen the terms "IB" and "UB" used several times, particularly in the context of C++. I've tried googling them, but apparently those two-letter combinations see a lot of use. :P
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What is the difference between Unidirectional and Bidirectional JPA and Hibernate associations?
What is the difference between Unidirectional and Bidirectional associations?
4 Answers
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How can I use a Python script in the command line without cd-ing to its directory? Is it the PYTHONP
How can I make any use of PYTHONPATH? When I try to run a script in the path the file is not
found. When I cd to the directory holding the script the script runs. So what good is the
PYTHONPATH?
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How much overhead does SSL impose?
I know there's no single hard-and-fast answer, but is there a generic order-of-magnitude estimate approximation for the encryption overhead of SSL versus unencrypted socket communication? I'm talking only about the comm processing and wire time, not counting application-level processing.
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Entity Framework 4 - AddObject vs Attach
I have been working with Entity Framework 4 recently, and am slightly confused as to when to use ObjectSet.Attach , and ObjectSet.AddObject .
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C++ unordered_map using a custom class type as the key
I am trying to use a custom class as key for an unordered_map , like the following:
3 Answers
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kernel stack and user space stack
What's the difference between kernel stack and user stack? Why kernel stack is used? If a local variable is declared in an ISR, where it will be stored? Does each process has its own kernel stack? Then how the process coordinates between both these stacks?
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