You Don't Know JS: Async & Performance Purchase digital/print copy from O'Reilly Table of Contents Foreword (by Jake Archibald) Preface Chapter 1: Asynchrony: Now & Later Chapter 2: Callbacks Chapter 3: Promises Chapter 4: Generators Chapter 5: Program Performance Chapter 6: Benchmarking & Tuning Appendix A: Library: asynquence Appendix B: Advanced Async Patterns Appendix C: Thank You's!
