Shell index

Some tricks

Proceed until "a" is input

You may want you shell scripts wait for you input for a variable like "a" before proceeding. It often happens when you write a pipline that you should give the observed data file name.

Some useful commands

Caveats on tee

tee: read from standard input and write to standard output and files.

rsync: fast copy

rsync: a fast and extraordinarily versatile file copying tool.