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Math.random() versus Random.nextInt(int)

What is the difference between Math.random() * n and Random.nextInt(n) where n is an integer? 4 Answers ...
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How do I disable a jquery-ui draggable?

...docs for draggable() are here. Same goes for sortable() objects (if you're allowing drag-n-drop reordering.) – nickb Apr 7 '11 at 2:52 ...
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Using jQuery to see if a div has a child with a certain class

I have a div #popup that is dynamically filled with several paragraphs with the class .filled-text . I'm trying to get jQuery to tell me if #popup has one of these paragraphs in it. ...
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Correct way to quit a Qt program?

How should I quit a Qt Program, e.g when loading a data file, and discovered file corruption, and user need to quit this app or re-initiate data file? ...
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Express command not found

For some reason after installing Express globally on my machine with npm install -g express if I cd into a directory and try to run express I get the following error: ...
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Google Map API V3: How to add Custom data to markers

Is there a way I can add some custom information to my markers for later use. There are ways to have an info-window and a title, but what If I want to associate the marker with other information. ...
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How can I remove 3 characters at the end of a string in php?

How can I remove 3 characters at the end of a string in php? "abcabcabc" would become "abcabc"! 3 Answers ...
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Difference between array_map, array_walk and array_filter

...ray_filter . What I could see from documentation is that you could pass a callback function to perform an action on the supplied array. But I don't seem to find any particular difference between them. ...
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How to get an enum which is created in attrs.xml in code

I created a custom View (find it here ) with an declare-styleable attribute of type enum. In xml I can now choose one of the enum entries for my custom attribute. Now I want to create an method to set this value programmatically, but I can not access the enum. ...
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Sqlite LIMIT / OFFSET query

I have simple question with Sqlite. What is the difference between this: 3 Answers 3 ...