unix Archives - Page 16 of 19

Why does ENOENT mean “No such file or directory”?

What does the ENT mean in ENOENT? Shouldn’t the error: No such file or directory just be named by ENOFILE? Is there any ...

April 28, 2022
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How do I get cURL to not show the progress bar?

I’m trying to use cURL in a script and get it to not show the progress bar. I’ve tried the -s, -silent, -S, ...

April 28, 2022
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How do I write standard error to a file while using “tee” with a pipe?

I know how to use tee to write the output (standard output) of aaa.sh to bbb.out, while still displaying it in the terminal: ...

April 28, 2022
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How can I copy the output of a command directly into my clipboard?

How can I pipe the output of a command into my clipboard and paste it back when using a terminal? For instance: cat ...

April 26, 2022
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How to determine the current interactive shell that I’m in? (command-line)

How can I determine the current shell I am working on? Would the output of the ps command alone be sufficient? How can ...

April 25, 2022
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How to download a file from server using SSH? [closed]

Closed. This question is off-topic. It is not currently accepting answers. Closed 9 years ago. Locked. This question and its answers are locked ...

April 24, 2022
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How can I reverse the order of lines in a file?

I’d like to reverse the order of lines in a text file (or stdin), preserving the contents of each line. So, i.e., starting ...

April 23, 2022
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How to display line numbers in ‘less’ (GNU)

What is the command to make less display line numbers in the left column? 6 s 6

April 22, 2022
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Bash tool to get nth line from a file

Is there a “canonical” way of doing that? I’ve been using head -n | tail -1 which does the trick, but I’ve been ...

April 22, 2022
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How do SO_REUSEADDR and SO_REUSEPORT differ?

The man pages and programmer documentations for the socket options SO_REUSEADDR and SO_REUSEPORT are different for different operating systems and often highly confusing. ...

April 22, 2022
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