bash - Shell equality operators (=, ==, -eq) - Stack Overflow
Shell equality operators (=, ==, -eq) Asked 12 years, 1 month ago Modified 3 years, 7 months ago Viewed 651k times
shell - Difference between sh and Bash - Stack Overflow
Shell - "Shell" is a program, which facilitates the interaction between the user and the operating system (kernel). There are many shell implementations available, like sh, Bash, C shell, Z …
What is the purpose of "&&" in a shell command? - Stack Overflow
Oct 27, 2021 · The shell will try to create directory test and then, only if it was successful will try create file inside it. So you may interrupt a sequence of steps if one of them failed.
What do $? $0 $1 $2 mean in a shell script? - Stack Overflow
I often come across $?, $0, $1, $2, etc in shell scripting. I know that $? returns the exit status of the last command: echo "this will return 0" echo $? But what do the others do? …
shell - How to concatenate string variables in Bash - Stack Overflow
Nov 15, 2010 · A bashism is a shell feature which is only supported in bash and certain other more advanced shells. It will not work under busybox sh or dash (which is /bin/sh on a lot of …
How to highlight bash/shell commands in markdown?
Here shell is an alias for bash. Chroma has something called Session. Pygments (doc) uses console, shell-session for bash sessions, pwsh-session, ps1con for power shell sessions and …
Running multiple commands in one line in shell - Stack Overflow
Feb 27, 2011 · There is a variation of running multiple commands in one line in the shell where you want them to run simultaneously rather than one after the other. The OP was interested in …
How to represent multiple conditions in a shell if statement?
Sep 30, 2010 · How to represent multiple conditions in a shell if statement? Asked 15 years, 3 months ago Modified 3 years, 11 months ago Viewed 1.2m times
How do I check if a directory exists or not in a Bash shell script?
What command checks if a directory exists or not within a Bash shell script?
shell - Redirect stderr and stdout in Bash - Stack Overflow
I want to redirect both standard output and standard error of a process to a single file. How do I do that in Bash?