Local install roundup

There are going to be times when you need to stray outside your packaging system to get a version of a module. It might be that the version your vendor ships is too old, or that it’s not packaged. One way around is to set up a local library path tucked away in your home directory, and install modules there. While there’s a bigger topic on the ways that this can mess you up, here’s a cleaned up page out of my notebook on how to set this up for various languages.