Scheduling jobs based on filesystem activity with incron
Shell-fu is a place for all those little command line goodies that you come across and then can never find again when you need them
POSIX capabilities break the root privileges into smaller pieces, and allow tasks to run with only a subset of the root user's privileges. File capabilities allow such privileges to be attached to a program, greatly simplifying the use of capabilities.
magic sysRq für linux übers netzwerk