To the phenomenal women in my family: my sister, Maggie; Momula, Fran; Aunt Catherine; stepmother, Christie; and above all, to the memory of my grandmother, Pearl, whose fierce and literate independence inspired generations.

—Lyza

To my parents for buying that Commodore 64 so many years ago; to my lovely wife, Dana, without whose support and understanding this book wouldn’t have happened; and to Katie and Danny—yes, Daddy can play now.

—Jason

Get Head First Mobile Web now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.