If you really want to become # 1 at UNIX admin job ;) or power user, shell is the key. Mastering shell, shortcuts and various commands result into good speed and improvements in productivity. If you type lots of things everyday this is a must read for you.
There is a nice presentation (slides) and PDF document available at GBdirect website.
Topic included
=> Tips for driving Bash better in everyday Linux use
=> Command history
=> Searching history
=> Keyboard shortcuts
=> Calling back keywords/commands and command arguments on fly
=> And much more
Download
=> Read online: Power Shell Usage - Bash Tips & Tricks
=> Download PDF version
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{ 2 comments… read them below or add one }
I think that fish is a better shell than bash is.
Most production servers come with BASH and most scripts are written for bash. But yes in general fish could be a better choice.