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When should I use require() and when to use define()?
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Combining two Series into a DataFrame in pandas
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435
I think concat is a nice way to do this. If they are present it uses the name attributes of the ...
Hide all but $(this) via :not in jQuery selector
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answered Aug 25 '09 at 13:37
Alex GyoshevAlex Gyoshev
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What is resource-ref in web.xml used for?
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You can always refer to resources in your application directly by their JNDI name as configured...
Scala: Nil vs List()
...rintln (Nil equals List())
true
scala> System.identityHashCode(Nil)
374527572
scala> System.identityHashCode(List())
374527572
Nil is more idiomatic and can be preferred in most cases.
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Renaming a branch while on pull request
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r3m0t
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answered Nov 16 '13 at 3:50
arbyleearbylee
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How to exclude this / current / dot folder from find “type d”
...antilli 郝海东冠状病六四事件法轮功
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How to create a video from images with FFmpeg?
... the fps video filter instead of -r for the output framerate
ffmpeg -r 1/5 -i img%03d.png -c:v libx264 -vf fps=25 -pix_fmt yuv420p out.mp4
Alternatively the format video filter can be added to the filter chain to replace -pix_fmt yuv420p like "fps=25,format=yuv420p". The advantage of this met...
Count the occurrences of DISTINCT values
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AmberAmber
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Sorting data based on second column of a file
... numerical value
For example:
$ cat ages.txt
Bob 12
Jane 48
Mark 3
Tashi 54
$ sort -k2 -n ages.txt
Mark 3
Bob 12
Jane 48
Tashi 54
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