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How to concatenate two MP4 files using FFmpeg?
I'm trying to concatenate two mp4 files using ffmpeg. I need this to be an automatic process hence why I chose ffmpeg. I'm converting the two files into .ts files and then concatenating them and then trying to encode that concated .ts file. The files are h264 and aac encoded and I'm hoping to kee...
Forced naming of parameters in Python
In Python you may have a function definition:
11 Answers
11
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Remove rows with all or some NAs (missing values) in data.frame
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Also check complete.cases :
> final[complete.cases(final), ]
gene hsap mmul mmus rnor cfam
2 ENSG00000199674 0 2 2 2 2
6 ENSG00000221312 0 1 2 3 2
na.omit is nicer for just removing all NA's...
Setting the MySQL root user password on OS X
I just installed MySQL on Mac OS X. The next step was setting the root user password, so I did this next:
23 Answers
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Regex: match everything but specific pattern
I need a regex able to match everything but a string starting with a specific pattern (specifically index.php and what follows, like index.php?id=2342343 )
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Any reason why scala does not explicitly support dependent types?
...per and are more than syntactic convenience.
Consider verified code. See:
https://github.com/idris-lang/Idris-dev/blob/v1.3.0/libs/contrib/Interfaces/Verified.idr
Type checker verifies proofs of monadic/functor/applicative laws and the
proofs are about actual implementations of monad/functor/appli...
How to find duplicates in 2 columns not 1
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Difficulty with ng-model, ng-repeat, and inputs
I am trying to allow the user to edit a list of items by using ngRepeat and ngModel . ( See this fiddle .) However, both approaches I've tried lead to bizarre behavior: one doesn't update the model, and the other blurs the form on each keydown.
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Rebasing a branch including all its children
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C# Sort and OrderBy comparison
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Why not measure it:
class Program
{
class NameComparer : IComparer<string>
{
public int Compare(string x, string y)
{
return string.Compare(x, y, true);
}
}
class Person
{
public P...