bash parses an environment variable whose value begins with () { as a function definition, and until last week it carried on executing whatever followed the closing brace.…
docker ps lists what is running, and after a fortnight of experiments it looks reassuringly short. The container that exited is not gone — its writable layer, its…
A backup script that works when you run it and does nothing at three in the morning is almost always PATH. cron reads neither .bashrc nor /etc/profile; it…