oMish 1195240391 learn Try !' greycat 1219348135 forget TheBonsai 1265219055 learn #redirect UNQ TheBonsai 1265219088 forget TheBonsai 1265219092 learn #redirect UMQ izabera 1467096616 forget izabera 1467096623 learn #redirect quotewhen nai 1548942768 forget nai 1548942769 learn "Double quote" every literal that contains spaces/metacharacters and _every_ expansion: "$var", "$(command "$var")", "${array[@]}", "a & b". Use 'single quotes' for code or literal dollar signs: 'Costs $5 US', ssh host 'echo "$HOSTNAME"'. See http://mywiki.wooledge.org/Quotes , http://mywiki.wooledge.org/Arguments and http://wiki.bash-hackers.org/syntax/words . nai 1548943776 forget nai 1548943784 learn #redirect quotewhen