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How to parse a string to an int in C++?
What's the C++ way of parsing a string (given as char *) into an int? Robust and clear error handling is a plus (instead of returning zero ).
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Efficiency of purely functional programming
Does anyone know what is the worst possible asymptotic slowdown that can happen when programming purely functionally as opposed to imperatively (i.e. allowing side-effects)?
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round() for float in C++
I need a simple floating point rounding function, thus:
22 Answers
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Pointer expressions: *ptr++, *++ptr and ++*ptr
Recently I have come across this problem which I am unable to understand by myself.
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What exactly is nullptr?
We now have C++11 with many new features. An interesting and confusing one (at least for me) is the new nullptr .
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How to concatenate properties from multiple JavaScript objects
I am looking for the best way to "add" multiple JavaScript objects (associative arrays).
14 Answers
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Java's final vs. C++'s const
The Java for C++ programmers tutorial says that (highlight is my own):
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How do I read text from the (windows) clipboard from python?
How do I read text from the (windows) clipboard from python?
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...针用的时候一定要注意，要不然就带来巨大的灾难。
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MongoDB.Driver.MongoConnectionException: Unable to connect to the prim...
MongoDB.Driver.MongoConnectionException: Unable to connect to the primary memberMongoDB Driver MongoConnectionException: Unable to connect to the primary member of the replica set: Too many thread MongoDB.Driver.MongoConnectionException: Unable to connect to the primary member of the replica set: ...