This post is part 38 of 39 in the series Taming the Terminal

Since we covered the screen command in instalment 36, it has been deprecated in Red Enterprise Linux 8, and the official advice from Red Hat is to transition to the tmux command. Having been a fan of screen for years, I was skeptical, but I shouldn’t have been — tmux can do everything screen can, it can arguably do it better, and, it can do much more than screen ever could!

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This post is part 36 of 39 in the series Taming the Terminal

The previous 13 instalments in this series related to networking, but we’re going to change tack completely for this instalment, and look at two un-reltaed, but very useful terminal commands – screen, and cron.

screen is a utility that allows for the creation of persistent virtual terminal sessions that you can disconnect from without terminating, and reconnect and pick up where you left off at a later time. screen is particularly useful when used in conjunction with SSH.

cron on the other hand is a system for automatically executing recurring tasks. It’s extremely flexible, and very useful for things like scheduling backups to run in the middle of the night.

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