Been there before, luckily just few times. - Put yourself in a good mood, music helps a lot, energizing beats, try Panjabi MC! - Slice the feature into small deliverable, hint: use index cards and a sharpie, yes, it's magic. - Finish one story (index card) at a time and have a tiny celebration (coffee, cookie, walk ...) every time you do that. DON'T skip the fun part.

Always think of yourself as an explorer collecting and connecting clues on a mysterious adventure!

Keep in mind, business drives programming, not the opposite. The codebase is only worthy as long as the product is selling (with the help of your managers).