Hello, I'm a new developer and I want to know what I have to do if a new CraftBukkit/Bukkit versions comes out. Please help!
Update your libraries you use for compiling and see if Eclipse catches any errors (Most of the time Bukkit will announce when they break the API)
Download the newest Bukkit version, and refresh all your projects (In eclipse, select all and press F5). If any projects get red errors, go fix em