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Fastest way to extract frames using ffmpeg?
Hi I need to extract frames from videos using ffmpeg.. Is there a faster way to do it than this:
6 Answers
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Call a global variable inside module
...o go that far, for example declare var myFunction: (input: string) => void;
– Fenton
Mar 14 '18 at 11:20
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show 2 more comments
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Is there a difference between “raise exception()” and “raise exception” without parenthesis?
...btained when needed by instantiating the class with no arguments."
That said, even though the semantics are the same, the first form is microscopically faster, and the second form is more flexible (because you can pass it arguments if needed).
The usual style that most people use in Python (i.e. ...
Why does the C# compiler go mad on this nested LINQ query?
...yours, after lambdas have been analyzed, compiles without issue:
static void Main()
{
var x = Enumerable.Range(0, 1).Sum(a);
}
private static int a(int a)
{
return Enumerable.Range(0, 1).Sum(b);
}
private static int b(int b)
{
return Enumerable.Range(0, 1).Sum(c);
}
private static int ...
Side-by-side plots with ggplot2
I would like to place two plots side by side using the ggplot2 package , i.e. do the equivalent of par(mfrow=c(1,2)) .
13...
PHP function to generate v4 UUID
...ound and I've been trying to piece together a function that generates a valid v4 UUID in PHP. This is the closest I've been able to come. My knowledge in hex, decimal, binary, PHP's bitwise operators and the like is nearly non existant. This function generates a valid v4 UUID up until one area. A v4...
Renaming or copying files and folder using NERDTree on Vim. Is it possible?
...answered Mar 14 '10 at 12:30
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Green Bars in Visual Studio 2010
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
// Have to fire editor after snippets, if snippets enabled...
Checkout remote branch using git svn
...ude
You should now be able to see all the Subversion branches on the git side:
git branch -r
Say the name of the branch in Subversion is waldo. On the git side, you'd run
git checkout -b waldo-svn remotes/waldo
The -svn suffix is to avoid warnings of the form
warning: refname 'waldo' is ambigu...
Boolean.hashCode()
... Interesting though that they are not really "fairly large" considering what can fit into an int. I suppose they are just big enough to work well with the JDK Hashtable, but still small enough to minimize calculation costs.
– Thilo
Oct 12 '10 at 7:45...