The Mom Test
Rob Fitzpatrick
Practical Machine Learning: Innovations in Recommendation
Ted Dunning & Ellen Friedman
C++ High Performance
Viktor Sehr & Ben Garney & Bjorn Andrist
High Performance Images
Colin Bendell & Tim Kadlec & Yoav Weiss & Guy Podjarny & Nick Doyle & Mike McCall
Working Effectively with Legacy Code
Michael C. Feathers