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PragPub, April 2013

Table of Contents


  • by Ron Jeffries
    Two months ago in these pages, Ron Jeffries told us estimation is evil. Now he’s back to tell us it’s a necessary evil—and that, done right, it isn’t even evil.
  • by Steven K. Roberts
    The legendary gonzo engineer shares his secrets for pursuing crazy dreams and succeeding in this series.
  • by Mark Chu-Carroll
    P-adic numbers are an alternative to the reals. They have real applications, but playing with p-adics is also math geek fun.
  • by Johanna Rothman
    If you’re asking candidates any of these questions, you should stop now. Johanna tells you why.
  • by Paul Callaghan
    Paul digs deeper into dependent types, which can often replace tests in creating confidence in code.


  • by Michael Swaine
    This issue’s about strange math, gonzo engineering, and some ideas that may change your thinking.
  • Changes are coming. Here’s the scoop.
  • We follow Twitter so you don’t have to.
  • Want to meet one of the Pragmatic Bookshelf authors face-to-face? Here’s where they’ll be in the coming months.
  • by Andy Hunt
    What’s new and what’s hot from the Pragmatic Bookshelf.
  • by John Shade
    John faces his fear and hands it his car keys and wallet.