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How to add a new audio (not mixing) into a video using ffmpeg?

I used a command like: 7 Answers 7 ...
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HTTP GET with request body

...ther words, any HTTP request message is allowed to contain a message body, and thus must parse messages with that in mind. Server semantics for GET, however, are restricted such that a body, if any, has no semantic meaning to the request. The requirements on parsing are separate from the requirement...
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Regex to get string between curly braces

...use them so infrequently. This year my new year's resolution is to not try and learn regex again - So this year to save me from tears I'll give it to Stack Overflow . (Last Christmas remix). ...
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How to add custom validation to an AngularJS form?

I have a form with input fields and validation setup by adding the required attributes and such. But for some fields I need to do some extra validation. How would I "tap in" to the validation that FormController controls? ...
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Installing older version of R package

I am trying to use Rpy2 and ggplot2 but I get an error. After some searching for the error online, I found that the error occurs because there are changes in the ggplot2 package that are not yet reflected in Rpy2 (for example, see this post (Edit: Link is now dead)). ...
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subtract two times in python

I have two datetime.time values, exit and enter and I want to do something like: 9 Answers ...
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Eclipse “Invalid Project Description” when creating new project from existing source

... that project from the source code before, but then I deleted that project and deleted its whole directory, before adding the source code directory again. I tried everything like cleaning and restarting, but nothing worked. I looked in my workspace directory, but there are no traces for the old proj...
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Is there a difference between foo(void) and foo() in C++ or C?

...void), therefore, we achieve the same interpretation across both languages and make our headers multilingual (though we usually need to do some more things to the headers to make them truly cross-language; namely, wrap them in an extern "C" if we're compiling C++). ...
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Pandoc markdown page break

Recently I started using Pandoc markdown which seems a good alternative to LaTeX, as my document does not have many mathematical formulas, and I do not have ANY experience with LaTeX, which combined with less than 2 week submission deadline makes it a good solution. ...
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How do I limit the number of returned items?

...t to sort(), which must be an array of constraints or just one constraint, and (2) execFind() is gone, and replaced with exec() instead. Therefore, with the mongoose 3.8.1 you'd do this: var q = models.Post.find({published: true}).sort({'date': -1}).limit(20); q.exec(function(err, posts) { // ...