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Is there a Mutex in Java?

Is there a Mutex object in java or a way to create one? I am asking because a Semaphore object initialized with 1 permit does not help me. Think of this case: ...
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Why can't C++ be parsed with a LR(1) parser?

I was reading about parsers and parser generators and found this statement in wikipedia's LR parsing -page: 6 Answers ...
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Why does ReSharper want to use 'var' for everything?

I've just started using ReSharper with Visual Studio (after the many recommendations on SO). To try it out I opened up a recent ASP.NET MVC project. One of the first and most frequent things I've noticed it suggesting is to change most/all my explicit declarations to var instead. For example: ...
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Why Would I Ever Need to Use C# Nested Classes [duplicate]

...o understand about nested classes in C#. I understand that a nested class is a class that is defined within another class, what I don't get is why I would ever need to do this. ...
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How to check if element is visible after scrolling?

I'm loading elements via AJAX. Some of them are only visible if you scroll down the page. Is there any way I can know if an element is now in the visible part of the page? ...
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Read first N lines of a file in python

... a specified size. I am experienced in .net c#, however would like to do this in python to simplify things and out of interest. ...
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How can I escape white space in a bash loop list?

...all child directories (but not files) of a certain directory. The problem is that some of the directory names contain spaces. ...
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How do Trigonometric functions work?

...ng, you hit the sin or cos button on your calculator and you're set. Which is fine. 7 Answers ...
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Fast and responsive interactive charts/graphs: SVG, Canvas, other?

...nts in a zoomable, pannable graph. The current implementation, using Protovis, is underperformant. Check it out here: 5 Ans...
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Use Mockito to mock some methods but not others

Is there any way, using Mockito, to mock some methods in a class, but not others? 5 Answers ...