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Fast ceiling of an integer division in C / C++
...x + y - 1) / y;
or (avoiding overflow in x+y)
q = 1 + ((x - 1) / y); // if x != 0
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How do I raise the same Exception with a custom message in Python?
...(type(e))+" with message " +e.message)
This will also do the right thing if err is derived from ValueError. For example UnicodeDecodeError.
Note that you can add whatever you like to err. For example err.problematic_array=[1,2,3].
Edit: @Ducan points in a comment the above does not work with ...
How to Apply global font to whole HTML document
... +1 !important is useful, but it can get a bit "thar be monsters" if it gets overused.
– StuperUser
Aug 11 '11 at 12:28
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How to test a merge without actually merging first
...is a way of simulating what will happen until you try the merge. However, if you make sure that the output of git status is empty before you do the merge, it is quite safe to just go ahead and try it. If you get conflicts, you can immediately get back to the state you were at before with:
git res...
Why is extending native objects a bad practice?
... that this kind of stuff causes all kinds of terrible bugs in javascript.
If you need custom behaviour, it is far better to define your own class (perhaps a subclass) instead of changing a native one. That way you will not break anything at all.
The ability to change how a class works without subc...
How to sort in mongoose?
I find no doc for the sort modifier. The only insight is in the unit tests:
spec.lib.query.js#L12
17 Answers
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Changing CSS Values with Javascript
It's easy to set inline CSS values with javascript. If I want to change the width and I have html like this:
9 Answers
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How to decide font color in white or black depending on background color?
...ine the overall intensity of the color and choose the corresponding text.
if (red*0.299 + green*0.587 + blue*0.114) > 186 use #000000 else use #ffffff
The threshold of 186 is based on theory, but can be adjusted to taste. Based on the comments below a threshold of 150 may work better for you.
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Cannot delete directory with Directory.Delete(path, true)
...an overload that delete all files that are within the directory structure. If you wanna get wrong, get wrong with Ryan S answer.
– Sig. Tolleranza
Feb 10 '10 at 9:00
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What is the difference between And and AndAlso in VB.NET?
In VB.NET, what is the difference between And and AndAlso ? Which should I use?
11 Answers
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