No. 0543 min read
huh. What is this string, exactly?
A timestamp, a cron line, an exit code, an invisible Unicode character.
#unix
9 stories about unix. Newest on top.
No. 0531 min read
undo for the shell, because rm has never once asked me if I was sure
A shell that can undo the last thing you did.
No. 0441 min read
Small programs survive. Their bugs do too.
Corkscrew fits in 291 lines, folks.
No. 0431 min read
Exit codes are an API. Yes, that little integer.
Corkscrew reported success without establishing a tunnel.
No. 0371 min read
Atomic rename. Read the damned small print.
Unix rename can publish a finished file or claim a queue item.
No. 0361 min read
Reading hex dumps: quit guessing at the damned bytes
Corrupt how, folks?
No. 0351 min read
select() loops: ready does not mean done, folks
The corkscrew audit found ordinary socket-relay mistakes hiding behind a small loop.
No. 0081 min read
One user database. How many answers do you need?
Dial-up worked, email didn't, and the customer changed nothing.
No. 0072 min read
NT to Linux at sixteen. Yes, I still had homework.
At sixteen I moved Advertisnet's services from Windows NT to Linux/BSDi.