Search command history
Ctrl+R will search backwards through your previous commands, just press Ctrl+R, then start typing part of the command you want to recall (any substring, it doesn't have to be from the beginning).
Ctrl+A will go to the start of the line.
Ctrl+E will go to the end
Ctrl+U will nuke from the cursor to the start of the line
Ctrl+W will nuke the word to the left of the cursor
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