Linux Commands miscellaneous

•	alias hd='od -Ax -tx1z -v'	Handy hexdump. (usage e.g.: • hd /proc/self/cmdline | less)
•	alias realpath='readlink -f'	Canonicalize path. (usage e.g.: • realpath ~/../$USER)
•	set | grep $USER	Search current envirenement
	touch -c -t 0304050607 file	Set file timestamp (YYMMDDhhmm)
•	python -m SimpleHTTPServer	Serve current directory tree at http://$HOSTNAME:8000/

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