Bash. Shell variables logic
72878
Variables set in a bash 'while read' loop are unset after it
56072
How do I compare two string variables in an 'if' statement in Bash?
34304
Precedence of the shell logical operators &&, ||
59166
When to wrap quotes around a shell variable?
104821
How do I use a temporary environment variable in a bash for loop?
28905
bash dynamic (variable) variable names
18316
Security implications of forgetting to quote a variable in bash/POSIX shells
54750
How do I assign the output of a command to a variable?
81032
How to concatenate string variables in Bash
111004
Indirectly expand variables in shell
117909
Why doesn't bash expand this variable when I prefix a command with a "one time variable assignment"
14081
Use a shell variable in awk
77132
Shell script, saving the command value to a variable
57226
What is the syntax for IF/ELSE in bash?
75231
Why does this variable have no value even though it is set in .bashrc?
131823
Why is setting a variable before a command legal in bash?
57604
Set variable conditionally on command line