はてなブックマーク

During my 10% time, I created two simple clojure tools to aid in basic sysadmin tasks. Today I’m open sourcing them on github and clojars. parallel-ssh The first tool I built is a library for running commands in parallel on multiple servers. It takes a BASH command and a csv of server names to run the command on. Internally, one clojure agent is spawned per server and each agent is responsible for

Here at RJMetrics we recently added 10% time to our development cycle. I decided to do my project in clojure because I needed easy concurrency and I wanted to learn a new skill. Since I have never worked in a lisp-based language before, I found the fact that clojure has two ways to resolve a symbol’s scope to be a little confusing at first. I found many posts that helped explain the difference, bu