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What's the point of 'const' in the Haskell Prelude?
...mewhat neater than using a lambda
x >> y = x >>= \_ -> y
and you can even use it point-free
(>>) = (. const) . (>>=)
although I don't particularly recommend that in this case.
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When to use .First and when to use .FirstOrDefault with LINQ?
I've searched around and haven't really found a clear answer as to when you'd want to use .First and when you'd want to use .FirstOrDefault with LINQ.
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Create folder with batch but only if it doesn't already exist
... exist.
Note that this existence test will return true only if VTS exists and is a directory. If it is not there, or is there as a file, the mkdir command will run, and should cause an error. You might want to check for whether VTS exists as a file as well.
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Globally catch exceptions in a WPF application?
...s of it may throw exceptions at runtime. I'd like to globally catch any unhandled exception and log them, but otherwise continue program execution as if nothing happened (kinda like VB's On Error Resume Next ).
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How to mock ConfigurationManager.AppSettings with moq
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I believe one standard approach to this is to use a facade pattern to wrap the configuration manager and then you have something loosely coupled that you have control over.
So you would wrap the ConfigurationManager. Something like:
public...
How to correctly implement custom iterators and const_iterators?
I have a custom container class for which I'd like to write the iterator and const_iterator classes.
6 Answers
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Is it possible to use JavaScript to change the meta-tags of the page?
If I put a div in the head and display:none, than use JavaScript to display it, will this work?
17 Answers
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Can I change multiplier property for NSLayoutConstraint?
I created two views in one superview, and then added constraints between views:
13 Answers
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Can anonymous class implement interface?
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While this might be a two year old question, and while the answers in the thread are all true enough, I cannot resist the urge to tell you that it in fact is possible to have an anonymous class implement an interface, even though it takes a bit of creative cheating to g...
How to slice an array in Bash
...e - is necesssary
Note that the fact that "a b c" is one array element (and that it contains an extra space) is preserved.
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