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What is the difference between include and require in Ruby?
... like in class or even a method definition. This means you can do mixin in C++ by writting some methods in a file and include it in the code of a class, exactly has you would do in ruby. So they are not that far, even though it's indeed not a common practice in C's.
– mb14
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What is thread contention?
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@Pacerier C++ mostly.
– David Schwartz
Jun 8 '15 at 23:20
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How do you configure an OpenFileDialog to select folders?
...t the following error when trying to build your solution ... unfortunately c++ in not one of my strengths ... Error 1 cannot open include file 'afxres.h'.
– Ignacio Soler Garcia
Jun 17 '11 at 16:11
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list.clear() vs list = new ArrayList(); [duplicate]
... zeroing mechanism that one would expect to be faster; e.g. hand optimized C++ or ASM, or even clever virtual memory tricks.
– Stephen C
Jun 10 '13 at 23:16
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How to design a database for User Defined Fields?
...called an inverted index design.
You can read an interesting article from 2009 about this solution here: http://backchannel.org/blog/friendfeed-schemaless-mysql
Or you can use a document-oriented database, where it's expected that you have custom fields per document. I'd choose Solr.
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How do I profile memory usage in Python?
...for your self-created objects.
>>> asizeof.asizeof(tuple('bcd'))
200
>>> asizeof.asizeof({'foo': 'bar', 'baz': 'bar'})
400
>>> asizeof.asizeof({})
280
>>> asizeof.asizeof({'foo':'bar'})
360
>>> asizeof.asizeof('foo')
40
>>> asizeof.asizeof(Bar()...
When should I create a destructor?
...te example, I have a matrix class in C# that utilizes an underlying native C++ matrix class to do a lot of heavy lifting - I make a lot of matrices - a "destructor" is far superior to IDisposable in this specific case, because it keeps the managed and unmanaged sides of the house in better sync
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g++ undefined reference to typeinfo
.... Note: In case of dynamic library linking you may get a mangled name. Use c++filt <mangledNameVariable> to get it in a readable form. The typeinfo error with a class name was in my case because of a missing virtual destructor implementation in some base class.
– chmike
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error: Libtool library used but 'LIBTOOL' is undefined
I am trying to automake the OrientDb C++ library, but getting some errors.
5 Answers
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How can I create Min stl priority_queue?
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The default priority queue in C++ is a max priority queue.
– qwr
Feb 20 at 8:03
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