bash - Shell equality operators (=, ==, -eq) - Stack Overflow
If not quoted, it is a pattern match! (From the Bash man page: "Any part of the pattern may be quoted to force it to be matched as a string."). Here in Bash, the two statements yielding "yes" are pattern …
An "and" operator for an "if" statement in Bash - Stack Overflow
Modern shells such as Bash and Zsh have inherited this construct from Ksh, but it is not part of the POSIX specification. If you're in an environment where you have to be strictly POSIX compliant, stay …
How to compare strings in Bash - Stack Overflow
Feb 10, 2010 · Bash always seemed backward with numeric evaluations using an operator consisting of a string (-eq) and string comparisons using a numeric operator "==" or "=" just you mess you up. If …
What does the -e do in a bash shebang? - Unix & Linux Stack Exchange
All the bash command line switches are documented in man bash. -e Exit immediately if a pipeline (which may consist of a single simple command), a subshell command enclosed in parentheses, or …
bash - How do I add environment variables? - Ask Ubuntu
Aug 27, 2011 · To set an environment variable once, use the export command in the prompt, not in a shell script: $ export THEVAR=/example The variable will be set for the rest of the shell session or …
Logical AND in a bash script - Unix & Linux Stack Exchange
Logical AND in a bash script Ask Question Asked 13 years, 2 months ago Modified 4 years, 6 months ago
In a bash script, using the conditional "or" in an "if" statement
This question is a sequel of sorts to my earlier question. The users on this site kindly helped me determine how to write a bash for loop that iterates over string values. For example, suppose th...
Boolean operators ( &&, -a, ||, -o ) in Bash - Stack Overflow
Dec 8, 2013 · But wait! Bash has a fancier test syntax in the form of [[ ]]. If you use double square brackets, you get access to things like regexes and wildcards. You can also use shell operators like …
Correctly formatting a PYTHONPATH in my .bash_profile
Jul 3, 2019 · Well.. .bash_profile is the place to configure any environment variable you want to have in your interactive shells.If this is what you want and your python programs are correctly importing …
Set an environment variable in git bash - Stack Overflow
Dec 9, 2015 · Git-bash gets all existing Windows environment variables at startup. Set up environment variables in .bash_profile file. .bash_profile is by default located in a user home folder, like …