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Viewing full output of PS command
...ght)
Lines are always wrapped for more and pg.
When ps aux is used in a pipe, the w option is unnecessary since ps only uses screen width when output is to the terminal.
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How to filter logcat in Android Studio?
... to display log messages for any of the three matching tag names using the pipe | separator (without spaces):
MainTagName|SomeTagName|SomeOtherTagName
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How to check type of files without extensions in python?
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import subprocess
p = sub.Popen('file yourfile.txt', stdout=sub.PIPE, stderr=sub.PIPE)
output, errors = p.communicate()
print(output)
As Steven pointed out, subprocess is the way. You can get the command output by the way above as this post said
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How to redirect output to a file and stdout
...s code of tee, which is probably not what you want. Instead, you can use ${PIPESTATUS[0]}.
– LaGoutte
Mar 3 '17 at 14:23
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Haskell function composition (.) and function application ($) idioms: correct use
...(haven't coded anything meaningful) but I like to think of $ as a sort of "pipe" operator. Its a lot like the terminal | pipe (except the data flows right-to-left), but like terminal processes each unit is explicitly independent.
– LostSalad
Jun 23 '14 at 21:51...
Extract a dplyr tbl column as a vector
...me() at the end if you want, but for my purposes I haven't found that last pipe chain link to be necessary. You could also specify use.names = FALSE in the unlist() command, which does the same thing as also adding unname() onto the pipe chain.
– Mark White
Jun...
Have bash script answer interactive prompts [duplicate]
Is it possible to have a bash script automatically handle prompts that would normally be presented to the user with default actions? Currently I am using a bash script to call an in-house tool that will display prompts to the user (prompting for Y/N) to complete actions, however the script I'm writ...
Find duplicate lines in a file and count how many time each line was duplicated?
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An additional step is to pipe the output of that into a final 'sort -n' command. That will sort the results by which lines occur most often.
– samoz
Jun 11 '14 at 18:24
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Resize image in the wiki of GitHub using Markdown
...wiki). Additionally, I had to add one or two images inside of a table. The pipe character was giving me grief because of typical table formatting in markdown. Escaping the pipe inside a table cell is still valid: [[ http://url.to/img.png \| height=48px]].
– DanMad
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Backup/Restore a dockerized PostgreSQL database
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To save some space on disk you might want to pipe the dump to gzip: docker exec -t your-db-container pg_dumpall -c -U postgres | gzip > /var/data/postgres/backups/dump_date +%d-%m-%Y"_"%H_%M_%S.gz
– Tarion
Oct 24 '16 at 16:08
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