Bryan O'Sullivan

http://twitter.com/bos31337

Haskell hacker, distributed systems guy, writer, climber

Areas of Expertise:

  • Haskell
  • functional programming
  • distributed systems
  • revision control tools
  • Mercurial
  • consulting
  • speaking
  • programming
  • training
  • writing
Bryan O'Sullivan is an Irish writer and developer who works with distributed systems, open source software, and programming languages. He wrote the award-winning O'Reilly title Real World Haskell. He has made significant contributions to the popular Mercurial revision control system, and to a number of other open source projects. He lives in San Francisco with his family. Whenever he can, he runs off to climb rocks.

Mercurial: The Definitive Guide Mercurial: The Definitive Guide
by Bryan O'Sullivan
June 2009
Print: $39.99
Ebook: $35.99

Real World Haskell Real World Haskell
by Bryan O'Sullivan , John Goerzen , Donald Bruce Stewart
November 2008
Print: $49.99
Ebook: $39.99

Bryan blogs at:
http://www.serpentine.com/blog/

aeson 0.4: easier, faster, better

December 01 2011

After months of work, and a number of great contributions from other developers, I just released version 0.4 of aeson, the de facto standard Haskell JSON library. This is a major release, with a number of improvements. Enjoy! Ease of use The new decode function complements the longstanding encode function,… read more

The future of MailRank’s open source technologies

November 15 2011

(Cross-posted from the MailRank engineering blog.) You may have seen my exciting news about our upcoming move to Facebook. It’s been a total blast working on our product, and of course as we did so we released a number of open source libraries and tools. It only added to our… read more

A major new release of the Haskell statistics library

November 11 2011

I'm pleased to announce a major release of of the Haskell statistics library, version 0.10.0.0. I'd particularly like to thank Alexey Khudyakov for his wonderful work on this release. New features: Student-T, Fisher-Snedecor, F-distribution, and Cauchy-Lorentz distributions are added. Histogram computation is added, in Sample.Histogram. Forward and inverse discrete Fourier… read more
Bryan O'Sullivan