Use -a (for and) and -o (for or) operations. tldp.org/LDP/Bash-Beginners-Guide/html/sect_07_01.html Update Actually you could still use && and || with the -eq operation. So your script would be like this: Although in your case you can discard the last two expressions and just stick with one or operation like this:
What you’ve written actually almost works (it would work if all the variables were numbers), but it’s not an idiomatic way at all. (…) parentheses indicate a subshell. What’s inside them isn’t an expression like in many other languages. It’s a list of commands (just like outside parentheses). These commands are executed in a separate subprocess, so … Read more
If your source directory is set in quotes, then make sure that the * is outside the quotes, i.e. or
Is there a TRY CATCH command in Bash? No. Bash doesn’t have as many luxuries as one can find in many programming languages. There is no try/catch in bash; however, one can achieve similar behavior using && or ||. Using ||: if command1 fails then command2 runs as follows Similarly, using &&, command2 will run if command1 is successful The closest approximation of try/catch is as follows Also bash contains some error … Read more
When the Windows Store opened, there was no Distro to choose, then I found this command lxrun /install and worked for me as well. You will get something like this as an output:
I forgot to put at the top of the sh file, problem solved.
To fix, open your script with vi or vim and enter in vi command mode (key Esc), then type this: Finally save it :x! or :wq!
Try: or for short. This is equivalent to –binary-files=text and it should show the matches in binary files.
If you really want to use single quotes in the outermost layer, remember that you can glue both kinds of quotation. Example: Explanation of how ‘”‘”‘ is interpreted as just ‘: ‘ End first quotation which uses single quotes. ” Start second quotation, using double-quotes. ‘ Quoted character. ” End second quotation, using double-quotes. ‘ Start third quotation, using single quotes. If you … Read more
Bash 4 Bash 4 natively supports this feature. Make sure your script’s hashbang is #!/usr/bin/env bash or #!/bin/bash so you don’t end up using sh. Make sure you’re either executing your script directly, or execute script with bash script. (Not actually executing a Bash script with Bash does happen, and will be really confusing!) You declare an associative array by doing: You can fill it up with … Read more