New posts in Posix

When should I use [ vs [[ in Bash (single vs double brackets)?

How can I test for POSIX compliance of shell scripts?

How portable are /dev/stdin, /dev/stdout and /dev/stderr?

find -exec in bash script with variable expansion

What exactly is POSIX?

keep duplicates out of $PATH on source

$VAR vs ${VAR} and to quote or not to quote

does PATH search include symlinks?

What is the difference between /etc/environment and /etc/profile?

Alternative to the tee command without STDOUT