This is a followup from the lightning talk '5 Time Saving Bash Tricks' at DevOpsDays, Bangalore 2011.

These work with the emacs-readline, which is the default configuration in most ditributions (including OS X).

• C means Control
• M means Meta (usually mapped to Alt/Option or Escape on QWERTY keyboards.)

SSH multiplexing

~/.ssh/config

Host *

ControlMaster auto

ControlPath /tmp/%r0%h:%p

Ensuring Bash Hisory across multiple sessions

~/.bashrc

shopt -s histappend

Remember to use pushd and popd when in deeply nested directories.

Background tail processes to share STDOUT and STDERR with any REPL (including the shell itself.)

tail -f httpd.log &

Then start the REPL, or continue working on the shell.