“Unix” articles

Watch out for Python's fcntl.flock on Solaris


I encountered a very aggravating problem in which it looked like Python's fcntl.flock was simply not working, for an unknown reason. I finally figured it out, and this is what I learned.

Safe and powerful use of xargs with bash and find


This article provides a detailed examination of one use-case that combines xargs with bash and find, taking care to correctly handle strings that are passed between these utilities.