Tips and tricks for navigating large codebases

So what it’s 2 am, the servers are burning, you’re bleeding money on the floor and all the senior engineers are out on the annual company trip to Lake Tahoe and you got stuck doing support instead?

Now is not the time to curl up in a ball and wish you had dropped out of college to raise goats with your hippie sister in Wyoming. Goats be damned! There’s code to be read.