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What is this weird colon-member (“ : ”) syntax in the constructor?

...ring("Name")). It fits in with the constructor better than Foo(int num) : m_Count = 5. Not to mention that classes must be constructed at this point anyway, since it's initialized here. Foo(int num) : Bar = num, wouldn't compile right. It just seems weird seeing Foo(int num) : m_Count(num), since pr...
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Windows 7, 64 bit, DLL problems

... VS2015 vcredist_*.exe installs these DLLs, but other methods, like MSMs supplied with VS do not. vcredist includes these DLLs, and you'll need the minimum required platform. (Note I had to install windows 7 sp1 twice for it to take effect -...
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Cached, PHP generated Thumbnails load slowly

...ey are both true then the following check should be made: Is there a HTTP_IF_MODIFIED_SINCE header Is the cached version's last modified time the same as the HTTP_IF_MODIFIED_SINCE If either of these are false the cached thumbnail should be returned. If both of these are true then a 304 http st...
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Correct way to close nested streams and writers in Java [duplicate]

...hingies to close when finished private List<Closeable> closeables_ = new LinkedList<Closeable>(); // give the implementer a way to track things to close // assumes this is called in order for nested closeables, // inner-most to outer-most protected final <T extend...
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count(*) vs count(column-name) - which is more correct? [duplicate]

... difference is: COUNT(*) will count the number of records. COUNT(column_name) will count the number of records where column_name is not null. Therefore COUNT(*) is what you should use. If you're using MyISAM and there is no WHERE clause, then the optimiser doesn't even have to look at the tabl...
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Is there a standard sign function (signum, sgn) in C/C++?

...ive numbers and +1 for positive numbers. http://en.wikipedia.org/wiki/Sign_function It's easy enough to write my own, but it seems like something that ought to be in a standard library somewhere. ...
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How do you use gcc to generate assembly code in Intel syntax?

.... See LLVM Bug 24232: [X86] Inline assembly operands don't work with .intel_syntax. Also, Clang ignores prefix/noprefix (not sure if it matters if Clang consumes the assembly). – jww Sep 26 '15 at 22:34 ...
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Return HTTP status code 201 in flask

... You can read about it here. return render_template('page.html'), 201 share | improve this answer | follow | ...
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How to implement a property in an interface

...ic string Name { get; set; } } class Company : IName { private string _company { get; set; } public string Name { get { return _company; } set { _company = value; } } } class Client { static void Main(st...
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How to take screenshot of a div with JavaScript?

... When the quiz is finished, do this: var c = document.getElementById('the_canvas_element_id'); var t = c.getContext('2d'); /* then use the canvas 2D drawing functions to add text, etc. for the result */ When the user clicks "Capture", do this: window.open('', document.getElementById('the_canvas...