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This isn’t so much a blog post, as it it a note. I’ll probably be updating this list in the future with more shortcuts as I discover them.
#1 - Last command shortcut
!!expands to the entirety of the last command run. Forgot sudo on a command? no problem, just type
#2 - Last argument of the last command
$_is set to the last argument of the last command run. Very useful if doing lots of stuff with the same file.
#3 - Search the history
!gccwill expand to the last command that starts wi...