Changes

When performing a long interactive operation such as a complex test or build over a remote connection (such as [[SSH]]), any network interruption such as a temporary break in WiFi connectivity or relocating from one pace to another will interrupt the operation and force you to start over. [https://www.gnu.org/software/screen/ GNU screen] is a utility which permits addresses this problem by enabling you to disconnect from a terminal session and reconnect from the same or a different location later. It also has a number of advanced features such as multiple sessions over a single connection and session sharing between multiple users. This tutorial covers the most basic and useful use-case.