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How do you make a WPF slider snap only to discrete integer positions?
All too often I want a WPF slider that behaves like the System.Windows.Forms.TrackBar of old. That is, I want a slider that goes from X to Y but only allows the user to move it in discrete integer positions.
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Why is my Git Submodule HEAD detached from master?
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submodule.<name>.update is what you want to change, see the docs - default checkout
submodule.<name>.branch specify remote branch to be tracked - default master
OLD ANSWER:
Personally I hate answers here which direct to external links which may stop working over time a...
How do I delete rows in a data frame?
...ame is called myData:
myData[-c(2, 4, 6), ] # notice the -
Of course, don't forget to "reassign" myData if you wanted to drop those rows entirely---otherwise, R just prints the results.
myData <- myData[-c(2, 4, 6), ]
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How to limit UITableView row reordering to a section
...ragging a cell) outside of allowed section?
– Palimondo
Apr 8 '12 at 14:49
1
In Xamarin, the wrap...
How do I negate a test with regular expressions in a bash script?
... the path because "/usr/bin" is already there).
– Gordon Davisson
Dec 28 '10 at 0:54
It took me a while to understand ...
How to configure git bash command line completion?
E.g. on a fresh ubuntu machine, I've just run sudo apt-get git , and there's no completion when typing e.g. git check[tab] .
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don't fail jenkins build if execute shell fails
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You don't need the || exit 0 in the first case, if command returns false the execution will stop. That said, the second option is very helpful!
– Nir Alfasi
Dec 2 '15 at 21:21
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curl -GET and -X GET
... for whatever reason you're not happy with these default choices that curl does for you, you can override those request methods by specifying -X [WHATEVER]. This way you can for example send a DELETE by doing curl -X DELETE [URL].
It is thus pointless to do curl -X GET [URL] as GET would be used an...
What does “coalgebra” mean in the context of programming?
...t a common pattern in mathematics that's been "factored out", just like we do with code. People noticed that a whole bunch of interesting things—the aforementioned monoids, groups, lattices and so on—all follow a similar pattern, so they abstracted it out. The advantage of doing this is the same...
Is there a performance difference between i++ and ++i in C++?
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[Executive Summary: Use ++i if you don't have a specific reason to use i++.]
For C++, the answer is a bit more complicated.
If i is a simple type (not an instance of a C++ class), then the answer given for C ("No there is no performance difference") holds, s...