The following is an "oh noes, where's my Internet" guide to surviving as a coder with no or limited Internet. Primarily the guide is focused on those who will be doing JS development (and using npm as a package manager) but some of the advice is useful for other environments also.
Step 1. Clone all things
Tooling in this steps require that you have git installed, and use github for your repositories.
One thing I really like to do when I get a bit of time offline, is clean up an old repository that I once thought was useful. I rarely know about what project this might be in advance. As a result, I like to clone all the things from my personal github account.
To do this I recommend using
multirepo, which is best installed (at the moment) like so: