Why does "FOO=bar echo $FOO" NOT work?
131823
Why is setting a variable before a command legal in bash?
148295
Shell variable $_ not behaving as expected
136243
Accessing bash command line args $@ vs $*
89588
Why do I need to quote variable for if, but not for echo?
2712
Command not found error in Bash variable assignment
42134
Whats the difference between "${foo.bar}" and "#{foo.bar}"?
35426
Why does echo $$ return a number?
148080
Brace expansion with a Bash variable - {0..$foo}
158810
Why does >= return false when == returns true for null values?
34563
Why does PHP consider 0 to be equal to a string?
69001
"Command not found" when attempting integer equality in bash
119933
Can I use a variable in a Bash brace expansion?
76028
Why doesn't my Bash script recognize aliases?
117909
Why doesn't bash expand this variable when I prefix a command with a "one time variable assignment"
148300
Why $0 is not a positional parameter?
96083
Bash command as variable
120372
How to typeset $:=$ correctly?