What is difference between wait and sleep?
wait
sleep
wait waits for a process to finish; sleep sleeps for a certain amount of seconds.
In PHP, strings are concatenated together as follows: $foo = "Hello"; $foo .= " World"; Here, $foo becomes "Hello World". How is this accomplished in Bash?
What command can be used to check if a directory exists or not, within a Bash shell script?
I have this string stored in a variable: IN="[email protected];[email protected]" Now I would like to split the strings by ; delimiter so that I have: ADDR1="[email protected]" ADDR2="[email protected]" I don't necessarily …