Do a task

Try it at your prompt

The lines from the lesson, as they were typed. Use your own words.

1. 1

   spark do runs a task. Sandbox tries it in a copy first.

   spark do --sandbox add buy milk to todo.txtEnter

   cat todo.txtEnter
2. 2

   Without it, each step waits for your Enter.

   spark do make a dated copy of todo.txtEnter

   lsEnter

New to spark? Install it, it takes one line. Questions go to the discussions.