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Convert audio files to mp3 using ffmpeg
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247
You could use this command:
ffmpeg -i input.wav -vn -ar 44100 -ac 2 -b:a 192k output.mp3
Ex...
Get the index of the nth occurrence of a string?
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52
That's basically what you need to do - or at least, it's the easiest solution. All you'd be "was...
Ball to Ball Collision - Detection and Handling
...s, the new velocities can be calculated using the equations (where v1 and v2 are the velocities after the collision, and u1, u2 are from before):
If the balls have the same mass then the velocities are simply switched. Here's some code I wrote which does something similar:
void Simulation::c...
How do I remove the old history from a git repository?
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123
Just create a graft of the parent of your new root commit to no parent (or to an empty commit, ...
What is a “symbol” in Julia?
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Symbols in Julia are the same as in Lisp, Scheme or Ruby. However, the answers to those relate...
Error in : object of type 'closure' is not subsettable
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In general this error message means that you have tried to use indexing on a function. You can...
Git : List all unmerged changes in git
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229
To list branches with commits not merged into master:
git branch --no-merged master
To list...
How to grant remote access permissions to mysql server for user?
...so grant access by IP or subnet:
GRANT ALL PRIVILEGES ON *.* TO 'root'@'192.168.1.%'
IDENTIFIED BY 'some_characters'
WITH GRANT OPTION;
FLUSH PRIVILEGES;
MySQL GRANT syntax docs.
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Overflow:hidden dots at the end
...t-overflow: ellipsis;
overflow: hidden;
width: 160px;
height: 1.2em;
white-space: nowrap;
}
<div class="cut-text">
I like big buts and I can not lie.
</div>
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