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What is a “callback” in C and how are they implemented?
From the reading that I have done, Core Audio relies heavily on callbacks (and C++, but that's another story).
9 Answers
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How to convert an int to a hex string?
I want to take an integer (that will be
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Automatically plot different colored lines
I'm trying to plot several kernel density estimations on the same graph, and I want them to all be different colors. I have a kludged solution using a string 'rgbcmyk' and stepping through it for each separate plot, but I start having duplicates after 7 iterations. Is there an easier/more efficien...
Creating a blurring overlay view
In the Music app of the new iOS, we can see an album cover behind a view that blurs it.
25 Answers
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Is there a way to iterate over a slice in reverse in Go?
It would be convenient to be able to say something like:
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Merging two images in C#/.NET
Simple idea: I have two images that I want to merge, one is 500x500 that is transparent in the middle the other one is 150x150.
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Get element inside element by class and ID - JavaScript
Alright, I've dabbled in JavaScript before, but the most useful thing I've written is a CSS style-switcher. So I'm somewhat new to this. Let's say I have HTML code like this:
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Is 161803398 A 'Special' Number? Inside of Math.Random()
I suspect the answer is 'Because of Math', but I was hoping someone could give a little more insight at a basic level...
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How to set current working directory to the directory of the script in bash?
I'm writing a bash script. I need the current working directory to always be the directory that the script is located in.
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