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Should I use multiplication or division?
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Thanks for the tip on using the time command for benchmarking!
– Edmundito
Oct 22 '08 at 17:11
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FFMPEG (libx264) “height not divisible by 2”
...not want to scale the video is:
-vf "pad=ceil(iw/2)*2:ceil(ih/2)*2"
Command:
ffmpeg -r 24 -i frame_%05d.jpg -vcodec libx264 -y -an video.mp4 -vf "pad=ceil(iw/2)*2:ceil(ih/2)*2"
Basically, .h264 needs even dimensions so this filter will:
Divide the original height and width by 2
Round it up t...
Does assignment with a comma work?
Why does aaa = 1,2,3 work and set the value of aaa to 1 ?
4 Answers
4
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Is there a UIView resize event?
I have a view that has rows and columns of imageviews in it.
7 Answers
7
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Use basic authentication with jQuery and Ajax
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Won't this leave the username and password out in the open for anyone to see ? Even if its in base64 they can just decode it. Same with the answer below.
– cbron
Aug 13 '14 at 17:32
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Checking if a string can be converted to float in Python
I've got some Python code that runs through a list of strings and converts them to integers or floating point numbers if possible. Doing this for integers is pretty easy
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How do I install a NuGet package .nupkg file locally?
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Menu Tools → Options → Package Manager
Give a name and folder location. Click OK. Drop your NuGet package files in that folder.
Go to your Project, right click and select "Manage NuGet Packages" and select your new package source.
Here is the documentation.
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What's the meaning of Base SDK, iOS deployment target, Target, and Project in xcode
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The base SDK is what you build your app against (i.e. include and library files and frameworks). As you say, it doesn't affect the deployment target, except that base sdk >= deployment target.
You specify build settings on 2 levels as each project can have multiple targets and you ...
Is it possible to dynamically compile and execute C# code fragments?
...s possible to save C# code fragments to a text file (or any input stream), and then execute those dynamically? Assuming what is provided to me would compile fine within any Main() block, is it possible to compile and/or execute this code? I would prefer to compile it for performance reasons.
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Why are primes important in cryptography?
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Most basic and general explanation: cryptography is all about number theory, and all integer numbers (except 0 and 1) are made up of primes, so you deal with primes a lot in number theory.
More specifically, some important cryptographi...