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How to get the difference between two arrays in JavaScript?
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Ivar
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answered Jul 27 '09 at 11:20
ThinkerThinker...
What is the purpose of a stack? Why do we need it?
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UPDATE: I liked this question so much I made it the subject of my blog on November 18th 2011. ...
Find out if string ends with another string in C++
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Simply compare the last n characters using std::string::compare:
#include <iostream>
boo...
What is the difference between == and Equals() for primitives in C#?
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answered Jan 22 '14 at 4:01
SLaksSLaks
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What is the fastest or most elegant way to compute a set difference using Javascript arrays?
...'t know if this is most effective, but perhaps the shortest
A = [1, 2, 3, 4];
B = [1, 3, 4, 7];
diff = A.filter(function(x) { return B.indexOf(x) < 0 })
console.log(diff);
Updated to ES6:
A = [1, 2, 3, 4];
B = [1, 3, 4, 7];
diff = A.filter(x => !B.includes(x) );
console.log(diff);
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How do I remedy “The breakpoint will not currently be hit. No symbols have been loaded for this docu
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Eclipse comment/uncomment shortcut?
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edited Feb 20 '14 at 23:36
rhinoinrepose
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What is the difference between old style and new style classes in Python?
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None of these differences sound like compelling reasons to use new-style classes, yet everyone says you should always use the new-style. I...
Sleep for milliseconds
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Note that there is no standard C API for milliseconds, so (on Unix) you will have to settle fo...