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What is pseudopolynomial time? How does it differ from polynomial time?
What is pseudopolynomial time ? How does it differ from polynomial time? Some algorithms that run in pseudopolynomial time have runtimes like O(nW) (for the 0/1 Knapsack Problem ) or O(√n) (for trial division ); why doesn't that count as polynomial time?
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Repeat String - Javascript
What is the best or most concise method for returning a string repeated an arbitrary amount of times?
30 Answers
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Does Python have “private” variables in classes?
...e of security and encourages programmers to be responsible. In practice, this works very nicely.
If you want to emulate private variables for some reason, you can always use the __ prefix from PEP 8. Python mangles the names of variables like __foo so that they're not easily visible to code outside...
C++ “virtual” keyword for functions in derived classes. Is it necessary?
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They are exactly the same. There is no difference between them other than that the first approach requires more typing and is potentially clearer.
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Should unit tests be written for getter and setters?
Are we supposed to write tests for our getters and setters or is it overkill?
13 Answers
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What is “with (nolock)” in SQL Server?
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WITH (NOLOCK) is the equivalent of using READ UNCOMMITED as a transaction isolation level. So, you stand the risk of reading an uncommitted row that is subsequently rolled back, i.e. data that never made it into the database. So, while it ...
How to Parse Command Line Arguments in C++? [duplicate]
What is the best way of parsing command-line arguments in C++ if the program is specified
to be run like this:
10 Answers
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How to identify if the DLL is Debug or Release build (in .NET) [duplicate]
I'm sure this has been asked before, but google and SO search failed me.
2 Answers
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Pass all variables from one shell script to another?
...ource the 2nd script, i.e. . test2.sh and it will run in the same shell. This would let you share more complex variables like arrays easily, but also means that the other script could modify variables in the source shell.
UPDATE:
To use export to set an environment variable, you can either use an...
Any shortcut to initialize all array elements to zero?
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A default value of 0 for arrays of integral types is guaranteed by the language spec:
Each class variable, instance variable, or array component is initialized with a default value when it is created (§15.9, §15.10) [...] For type int, the default value is zero, that i...