I try to use software that stores its configuration in plain text files. I track those files with Git. That way, if I tweak my editor settings or whatever, a

I try to use software that stores its configuration in plain text files. I track those files with Git. That way, if I tweak my editor settings or whatever, a simple commit/push/pull synchronizes it on all the machines. The merge feature is handy when things inevitably get a bit out of sync, too.