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What is stack unwinding?
...hen the scope is exited (here the scope is of the function func.) This is done by the compiler inserting calls to destructors of automatic (stack) variables.
Now this is a very powerful concept leading to the technique called RAII, that is Resource Acquisition Is Initialization, that helps us manag...
Performing Breadth First Search recursively
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@Sanjay , this indeed is a good demonstration of how one might perform some action on nodes in DFS-order. It is not necessarily how one would actually "touch" nodes in DFS-order, but will certainly allow to recursively "act" on nodes in DFS order, in this case printing their va...
WPF text Wrap vs WrapWithOverflow
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This answer would benefit from including one more (wider) button example in each mode that does have a valid whitespace break. At a glance, it implies that Wrap completely ignores whitespace breaks, but that isn't true.
– Scott Stafford
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Cannot push to GitHub - keeps saying need merge
...rom the original repository to the remote using cherry-pick to move 'just' one commit across. Restore from backup required...
– rickfoosusa
Aug 9 '16 at 14:56
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Why there is no ForEach extension method on IEnumerable?
...erences between the statement and the method:
Type checking: foreach is done at runtime, ForEach() is at compile time (Big Plus!)
The syntax to call a delegate is indeed much simpler: objects.ForEach(DoSomething);
ForEach() could be chained: although evilness/usefulness of such a feature is open t...
PHP function to generate v4 UUID
...e is nearly non existant. This function generates a valid v4 UUID up until one area. A v4 UUID should be in the form of:
15...
Do I need dependency injection in NodeJS, or how to deal with …?
...'should return an error if error.txt is found in the directory', function(done){
var mc = new MyClass();
assert(mc.errorFileExists('/tmp/mydir')); //true
});
});
Notice how MyClass depends upon the fs module? As @ShatyemShekhar mentioned, you can indeed do constructor or proper...
Performing a Stress Test on Web Application?
...aves much to be desired, particularly for larger tests. In the test I mentioned above, I ended up having to write a quick console app to do some of the 'xml-logfile' to 'html' conversions. That was a few years ago though, so it's probable that this would no longer be required.
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What is the second parameter of NSLocalizedString()?
...tring in the comment field to hint this usage to the translator, who will (one would presume) be better able to localize your application.
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How to check if an array field contains a unique value or another array in MongoDB?
... experience is that for (2) the following solution is much faster than the one with "$all":
db.blogpost.find({ $and: [ {tags: 'tag1'} ,{tags: 'tag2'} ] });
but to be honest, I do not not why. I would be interested in, if anyone knows.
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