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Why does this C++ snippet compile (non-void function does not return a value) [duplicate]
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This is undefined behavior from the C++11 draft standard section 6.6.3 The return statement paragraph 2 which says:
[...] Flowing off the end of a function is equivalent to a return with no value; this results in undefined behavior in a value-returning func...
Can we have functions inside functions in C++?
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Modern C++ - Yes with lambdas!
In current versions of c++ (C++11, C++14, and C++17), you can have functions inside functions in the form of a lambda:
int main() {
// This declares a lambda, which can be called just like a func...
How to stop C++ console application from exiting immediately?
Lately, I've been trying to learn C++ from this website . Unfortunately whenever I try to run one of the code samples, I see that program open for about a half second and then immediately close. Is there a way to stop the program from closing immediately so that I can see the fruits of my effort?
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Repeat String - Javascript
...nswer), and this answer using my algorithm created 13 years ago
~ October 2000 I published an algorithm for this exact problem which was widely adapted, modified, then eventually poorly understood and forgotten. To remedy this issue, in August, 2008 I published an article http://www.webreference.co...
Is Fortran easier to optimize than C for heavy calculations?
...d to the C99 standard to address this problem. It's well supported in most C++ compilers these days as well. The keyword allows you to give the compiler a hint that the programmer promises that a pointer does not alias with any other pointer. The strict-aliasing means that the programmer promises th...
What is the easiest way to make a C++ program crash?
...'m interfacing with doesn't even crash reliably! So I want to make a quick C++ program that crashes on purpose but I don't actually know the best and shortest way to do that, does anyone know what to put between my:
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Which Visual C++ file types should be committed to version control?
Which Visual Studio \ Visual C++ file types should be committed to version control?
In my project I have the following file types:
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How does one unit test routes with Express?
... .get('/users')
.set('Accept', 'application/json')
.expect(200)
.end(function(err, res){
if (err) return done(err);
done()
});
})
});
Upside: you can test your entire stack in one go.
Downside: it feels and acts a bit like integration testing.
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How do I use .toLocaleTimeString() without displaying seconds?
...t was not working. Turns out there are special unicode characters (e.g. 0x200E, a left-to-right mark) which cannot be processed by Date.parse. Never saw THAT coming. So i'm going to stop using all the locale functions, and just construct my own time-formatted strings. That will save me from evil...
Why use prefixes on member variables in C++ classes
A lot of C++ code uses syntactical conventions for marking up member variables. Common examples include
29 Answers
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