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What are C++ functors and their uses?
...)(int y) const { return x + y; }
private:
int x;
};
// Now you can use it like this:
add_x add42(42); // create an instance of the functor class
int i = add42(8); // and "call" it
assert(i == 50); // and it added 42 to its argument
std::vector<int> in; // assume this contains a bunch of v...
What is the coolest thing you can do in
...oolest thing you can do in a few lines of simple code. I'm sure you can write a Mandelbrot set in Haskell in 15 lines but it's difficult to follow.
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How to define an enumerated type (enum) in C?
...follow
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edited Sep 7 '16 at 15:34
Martin
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Is gcc's __attribute__((packed)) / #pragma pack unsafe?
... will lay out members of a struct in the order in which they're declared, with possible padding bytes inserted between members, or after the last member, to ensure that each member is aligned properly.
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What are the main uses of yield(), and how does it differ from join() and interrupt()?
I am a little bit confused about the use of yield() method in Java, specifically in the example code below. I've also read that yield() is 'used to prevent execution of a thread'.
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Paging in a Rest Collection
...al response implies 206, and 206 must only be sent if the client asked for it.
You may want to consider a different approach, such as the one use in Atom (where the representation by design may be partial, and is returned with a status 200, and potentially paging links). See RFC 4287 and RFC 5005.
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Does use of final keyword in Java improve the performance?
In Java we see lots of places where the final keyword can be used but its use is uncommon.
13 Answers
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How to force 'cp' to overwrite directory instead of creating another one inside?
I'm trying to write a Bash script that will overwrite an existing directory. I have a directory foo/ and I am trying to overwrite bar/ with it. But when I do this:
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Understanding the basics of Git and GitHub [closed]
I don't fully understand the purpose of using Git or Github; I know it helps to keep track of your changes and it's helpful for people collaborating with other people, but I don't collaborate with anybody so I don't know if this would be helpful for me.
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Xcode changes unmodified storyboard and XIB files
Storyboards are rather a royal pain from a git workflow perspective when multiple people are collaborating on them. For example, the XML in the .storyboard file has its starting <document> tag's toolsVersion and systemVersion attributes altered by whatever configuration the most recent f...