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When do I use fabs and when is it sufficient to use std::abs?

I assume that abs and fabs are behaving different when using math.h . But when I use just cmath and std::abs , do I have to use std::fabs or fabs ? Or isn't this defined? ...
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git diff between cloned and original remote repository

I have cloned a github repository and made no changes locally. Github repository moved forward with commits on the same branch. ...
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Is it safe to get values from a java.util.HashMap from multiple threads (no modification)?

There is a case where a map will be constructed, and once it is initialized, it will never be modified again. It will however, be accessed (via get(key) only) from multiple threads. Is it safe to use a java.util.HashMap in this way? ...
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How to render a DateTime in a specific format in ASP.NET MVC 3?

... iterating an IEnumerable<T>. Creating a template is simple enough, and can provide a lot of flexibility too. Create a folder in your views folder for the current controller (or shared views folder) called DisplayTemplates. Inside that folder, add a partial view with the model type you want...
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Prevent “overscrolling” of web page

...n is problematic for both devices that don't respect the html styling hack and for mobile web browsers which look at the full overflow of body disregarding the height to which html was set. – runspired Jul 7 '15 at 19:46 ...
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dd: How to calculate optimal blocksize? [closed]

...culate the optimal blocksize when running a dd ? I've researched it a bit and I've not found anything suggesting how this would be accomplished. ...
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What is the difference between == and equals() in Java?

I wanted to clarify if I understand this correctly: 23 Answers 23 ...
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What's the difference between using INDEX vs KEY in MySQL?

I know how to use INDEX as in the following code. And I know how to use foreign key and primary key . 5 Answers ...
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What do I use for a max-heap implementation in Python?

... The easiest way is to invert the value of the keys and use heapq. For example, turn 1000.0 into -1000.0 and 5.0 into -5.0. share | improve this answer | ...
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Chrome: timeouts/interval suspended in background tabs?

...appliances not dramatically inaccurate. Now if I run the test in in Chrome and let it run in a background tab (so, switching to another tab and browse on there), returning to the test and inspecting te results (if the test finished) they are dramatically changed. It looks like the timeouts have been...