103.4 Use Streams, Pipes & Redirects

Front 1

&&

Back 1

command1 && command2

• In this example command2 will only run if command1 is successful (i.e. return code of 0 from the process)

Front 2

tee

Back 2

• will save standard input to a file and send it to standard output.
• can be used to save stdin into a file and send it to stdout

Front 3

xargs

Back 3

• build and execute command
• -a reads items from tile instead of standard input
• -0 input items are terminated by a null character instead of by white spaces
• -d input items are terminated by the specified character