linux Archives - Page 28 of 34

Aborting a shell script if any command returns a non-zero value

I have a Bash shell script that invokes a number of commands. I would like to have the shell script automatically exit with ...

May 2, 2022
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How to have the cp command create any necessary folders for copying a file to a destination [duplicate]

This question already has answers here: Linux: copy and create destination dir if it does not exist (26 answers) Closed 7 years ago. ...

May 2, 2022
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performing HTTP requests with cURL (using PROXY)

I have this proxy address: 125.119.175.48:8909 How can I perform a HTTP request using cURL like curl http://www.example.com, but specifying the proxy address ...

May 1, 2022
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ImageMagick security policy ‘PDF’ blocking conversion

The Imagemagick security policy seems to be not allowing me perform this conversion from pdf to png. Converting other extensions seem to be ...

May 1, 2022
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Docker can’t connect to docker daemon

After I update my Docker version to 0.8.0, I get an error message while entering sudo docker version: Client version: 0.8.0 Go version ...

May 1, 2022
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How to run a shell script on a Unix console or Mac terminal?

I know it, forget it and relearn it again. Time to write it down. 7 s 7 To run a non-executable sh script, ...

May 1, 2022
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How to use ‘cp’ command to exclude a specific directory?

I want to copy all files in a directory except some files in a specific sub-directory. I have noticed that cp command didn’t ...

April 30, 2022
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What does the number in parentheses shown after Unix command names in manpages mean?

For example: man(1), find(3), updatedb(2)? What do the numbers in parentheses (Brit. “brackets”) mean? 7 s 7 It’s the section that the man ...

April 30, 2022
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Why do you need to put #!/bin/bash at the beginning of a script file?

I have made Bash scripts before and they all ran fine without #!/bin/bash at the beginning. What’s the point of putting it in? ...

April 30, 2022
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Linux command to print directory structure in the form of a tree

Is there any linux command that I can call from a Bash script that will print the directory structure in the form of ...

April 30, 2022
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