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Python Sets vs Lists
In Python, which data structure is more efficient/speedy? Assuming that order is not important to me and I would be checking for duplicates anyway, is a Python set slower than a Python list?
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What is a web service endpoint?
Let's say my web service is located at http://localhost:8080/foo/mywebservice and my WSDL is at http://localhost:8080/foo/mywebservice?wsdl .
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Is non-blocking I/O really faster than multi-threaded blocking I/O? How?
...that non-blocking I/O would be faster than blocking I/O. For example in this document .
9 Answers
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Check if a number has a decimal place/is a whole number
...o check if a number has a decimal place in it (in order to determine if it is an integer). For instance,
20 Answers
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When is layoutSubviews called?
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I had a similar question, but wasn't satisfied with the answer (or any I could find on the net), so I tried it in practice and here is what I got:
init does not cause layoutSubviews to
be called (duh)
addSubview: causes
layoutSubviews to be called on the
view be...
What happens to a declared, uninitialized variable in C? Does it have a value?
...ned behavior.
void foo() {
int x;
printf("%d", x); // the compiler is free to crash here
}
In practice, they tend to just have some nonsensical value in there initially - some compilers may even put in specific, fixed values to make it obvious when looking in a debugger - but strictly speak...
Understanding the meaning of the term and the concept - RAII (Resource Acquisition is Initialization
Could you C++ developers please give us a good description of what RAII is, why it is important, and whether or not it might have any relevance to other languages?
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Can C++ code be valid in both C++03 and C++11 but do different things?
Is it possible for C++ code to conform to both the C++03 standard and the C++11 standard, but do different things depending on under which standard it is being compiled?
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What is the difference between Serialization and Marshaling?
I know that in terms of several distributed techniques (such as RPC), the term "Marshaling" is used but don't understand how it differs from Serialization. Aren't they both transforming objects into series of bits?
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C++ project organisation (with gtest, cmake and doxygen)
...lack art and the older the project
the more weird stuff you can find so it is not surprising that a lot
of questions come up. I'll try to walk through the questions one by one and mention some general things regarding building C++ libraries.
Separating headers and cpp files in directories. This is ...