Wednesday, December 1, 2010

New Lines in Echo

happymsg='Files Delivered\nFile1.txt\nFile2.txt\n'

echo $happymsg
Files Delivered\nFile1.txt\nFile2.txt\n'

echo -e $happymsg
Files Delivered
File1.txt
File2.txt


Unix Control Key Commands

ctrl-s - freeze scrolling screen
ctrl-q - unfreeze the screen, display continues
ctrl-c - interrupt a running program
ctrl-\ - same as ctrl-c but stronger when terminal doesn't respond
ctrl-z - suspends a running program
ctrl-h - deletes last char typed
ctrl-w - delete last word typed
ctrl-u - deletes last line typed
ctrl-r - redraws last line typed
ctrl-d - ends text for many Unix programs