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Calculating sum of repeated elements in AngularJS ng-repeat
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one downside to this is that it iterates over the collection twice. this is fine for small collections, but what if the collection is rather large? it seems like in ng-repeat there should be a way to have a running sum on a given ob...
git pull from master into the development branch
... are no "behind" or "ahead", just need to remove all local conflict *.orig files to keep folder "clean"
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vagrant up failed, /dev/vboxnetctl: no such file or directory
...rror while adding new interface: failed to open
/dev/vboxnetctl: No such file or directory.
These commands are not used in particular order. They are just generally useful and problem-solving.
1) sudo modprobe vboxdrv
2) sudo modprobe vboxnetadp - (host only interface)
3) sudo modprobe vboxn...
Print only?
...which I have verified to work.
@media print {
body * {
visibility: hidden;
}
#section-to-print, #section-to-print * {
visibility: visible;
}
#section-to-print {
position: absolute;
left: 0;
top: 0;
}
}
Alternative approaches aren't so good. Using display is tricky ...
Retain cycle on `self` with blocks
I'm afraid this question is pretty basic, but I think it's relevant to a lot of Objective-C programmers who are getting into blocks.
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How to fix HTTP 404 on Github Pages?
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I had just one commit with all my files. I pushed an empty commit, refreshed the page and it worked.
git commit --allow-empty -m "Trigger rebuild"
git push
If this doesn't work, as @Hendrikto pointed out in the comments, check out the Github status page an...
Return rows in random order [duplicate]
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SELECT * FROM table
ORDER BY NEWID()
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How to hide Bootstrap modal with javascript?
...e browser window, use the browser's console to try
$('#myModal').modal('hide');
If it works (and the modal closes) then you know that your close Javascript is not being sent from the server to the browser correctly.
If it doesn't work then you need to investigate further on the client what is h...
Find the closest ancestor element that has a specific class
...n so in the end, you have the ancestor with that class or null.
Here's a fiddle, if anyone wants to improve it. It won't work on old browsers (i.e. IE); see this compatibility table for classList. parentElement is used here because parentNode would involve more work to make sure that the node is an...
What is a NullReferenceException, and how do I fix it?
...context can be set for a project using the Nullable element in your csproj file. This element configures how the compiler interprets the nullability of types and what warnings are generated. Valid settings are:
enable: The nullable annotation context is enabled. The nullable warning context is enab...