bash - Shell equality operators (=, ==, -eq) - Stack Overflow
Shell equality operators (=, ==, -eq) Asked 12 years ago Modified 3 years, 6 months ago Viewed 649k times
Difference between Login Shell and Non-Login Shell?
May 8, 2012 · I understand the basic difference between an interactive shell and a non-interactive shell. But what exactly differentiates a login shell from a non-login shell? Can you give examples for uses of...
Interactive shell using Docker Compose - Stack Overflow
Mar 27, 2016 · After running docker-compose up Check the name of the container using docker ps -a Choose the container name you want to open an interactive bash shell for Run docker exec -it …
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 distros), or …
shell - What is the "eval" command in bash? - Unix & Linux Stack …
What can you do with the eval command? Why is it useful? Is it some kind of a built-in function in bash? There is no man page for it..
android - How to use ADB Shell when Multiple Devices are connected ...
Note that shell is replaceable with whatever command you want to execute on the previously specified device. In my case the command looks like this: adb -s emulator-5554 reverse tcp:8081 tcp:8081.
Replace a string in shell script using a variable - Stack Overflow
Jul 22, 2010 · Maybe also point out that switching from single to double quotes requires any $ or ` in the sed script to be escaped with a backslash, to protect it from the shell's substitution mechanism for …
bash - How to use shell commands in Makefile - Stack Overflow
Apr 5, 2012 · Also, shell fragments are one-liners; to write multi-line shell code, you use backslash continuation that is processed by make itself and folded into one line. Which means shell-command …
How can I assign the output of a command to a shell variable?
A shell assignment is a single word, with no space after the equal sign. So what you wrote assigns an empty value to thefile; furthermore, since the assignment is grouped with a command, it makes …
How can I call one shell script from another shell script?
I have two shell scripts, a.sh and b.sh. How can I call b.sh from within the shell script a.sh?