Questions tagged [positional-parameter]
7 questions
11
votes
1 answer
What is the second sh in `sh -c 'some shell code' sh`?
Question
I encountered the following snippet:
sh -c 'some shell code' sh …
(where … denotes zero or more additional arguments).
I know the first sh is the command. I know sh -c is supposed to execute the provided shell code (i.e. some shell code).…
Kamil Maciorowski
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3
votes
1 answer
FFMPEG Image Zoom to a Position X Y
I need to zoom to a special point of an image.
What do i have to change in this existing Script for example Y:81% X:27%?
ffmpeg -r 25 -i image.jpg -vf
"zoompan=z='zoom+0.001':x='if(gte(zoom,1.5),x,x+1)':y='y':d=125\"
-y -shortest -c:v libx264…
S. Kr.
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2
votes
1 answer
How to use the $_ positional parameter in the fish shell?
In Bash, the positional parameter $_ holds the last argument in the previous command:
$ /home/joe> some-script foo bar
$ /home/joe> cd $_
$ /home/joe/bar>
The positional parameter $_ does not seem to work in the fish shell.
Is there some way in…
Ashwin Nanjappa
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2
votes
1 answer
Add soft subtitles with formatting and position
I’ve been using ffmpeg to do everything so far with a video, stringing animation frames together, adding audio, overlaying images, and adding subtitles. So I expect that the answer to my question still lies within ffmpeg, but I’m open to using other…
owengall
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1
vote
3 answers
Enhance display of positional encoding for debug purposes, perhaps using Excel one-character-per-cell
I have the following problem to solve: I work with positional-encoded files. These files show characters at certain positions in the string. Each row is a record, and the meaning of a character in a row depends on its position.
In order to debug and…
usr-local-ΕΨΗΕΛΩΝ
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0
votes
0 answers
How to start Windows 10 Explorer at a specific screen location with a specific window size?
In Linux, I can do something like
gnome-terminal --geometry=100x35+10+10
(gnome-terminal --geometry=widthxheight+Xposition+Yposition)
This is possible with many different linux applications.
Is there a similar way in Windows 10 to open and…
I grok it
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-1
votes
2 answers
how to start a program with command line arguments on windows cmd
i know there are a couple of questions similar to this one out there but and while i have browsed through them, none have been able to resolve my problem. My code takes in three strings as parameters
on cmd
volume.exe NameOfInputFile.txt string1…
abhinonymous
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