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What does it mean in shell when we put a command inside dollar sign and parentheses: $(command)
...on.
– Jonathan Leffler
Aug 1 '13 at 4:03
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Technically, $(echo foo) creates a command substitutio...
How to delete a record in Django models?
... WolphWolph
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LINQ query to return a Dictionary
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answered Mar 9 '09 at 20:24
leppieleppie
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How do I convert a string to a lower case representation?
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edited Dec 4 '17 at 22:42
Aor
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Case sensitive Cmd+D in Sublime Text 2
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edited Aug 4 '17 at 2:40
sheriffderek
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SQL how to increase or decrease one for a int column in one command
...d SQL.
– paxdiablo
Jun 10 '09 at 2:54
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T-SQL stored procedure that accepts multiple Id values
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marc_s
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answered Sep 4 '08 at 13:32
PortmanPort...
Reset the database (purge all), then seed a database
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edited Jul 26 '12 at 5:41
answered Oct 23 '10 at 13:45
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How can I extract a good quality JPEG image from a video file with ffmpeg?
... the default is -qmin 2).
To output a series of images:
ffmpeg -i input.mp4 -qscale:v 2 output_%03d.jpg
See the image muxer documentation for more options involving image outputs.
To output a single image at ~60 seconds duration:
ffmpeg -ss 60 -i input.mp4 -qscale:v 4 -frames:v 1 output.jpg
This ...
Default value for field in Django model
...drew Hare
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