In safe hands
Joel's first question, "Do you use source control?"
Step one when a new developer arrives is where is your code kept? We're long past shared network drives and manually copying the code of other developers on your team, so you should be using some form of source control. This is definitely a situation in which something is better than nothing, so we won't specifically discuss the alternatives, but in my case, I'm using Git, which is created as the source control system for the Linux kernel and is now extremely popular in software development.
Each member of your team can now grab code from each other, roll back their mistakes, track changes, and find the origin of bugs. However, a source repository is not just a giant hole in which ...