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propensive's profile
Jon Pretty
Jon Pretty
Jon Pretty
@propensive

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Jon Pretty

@propensive

Supporting Scala through professional training and open-source software. Responsible for Magnolia, Fury, Scala World and Functional Africa.

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propensive.com
Joined July 2010

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    1. Timothy Perrett‏ @timperrett 25 Jan 2017

      Enjoyed seeing @ryanonsrc stepping in my teams codebase and being like “whoa, this is exceedingly functional” :-D Enjoy those coproducts!

      2 replies 1 retweet 8 likes
    2. Raul Raja‏ @raulraja 25 Jan 2017
      Replying to @timperrett

      are you guys using Coproduct in the context of natural transformations for Free Algebras mostly?

      2 replies 0 retweets 1 like
    3. Raul Raja‏ @raulraja 25 Jan 2017
      Replying to @raulraja @timperrett

      I'm looking into learning about more use cases and other folk's experience with it if you don't mind sharing. Thanks!

      2 replies 0 retweets 0 likes
    4. Gary Coady‏ @fiadliel 25 Jan 2017
      Replying to @raulraja @timperrett

      About to release my first (internal) app based on free monads, this is the rough structure: https://gist.github.com/fiadliel/7651d87a1d9e8b10f2c44427e087079a …

      2 replies 0 retweets 6 likes
    5. Raul Raja‏ @raulraja 25 Jan 2017
      Replying to @fiadliel

      nice! I'm doing something similar in this incubating project https://github.com/47deg/freestyle  @timperrett

      2 replies 0 retweets 1 like
    6. Timothy Perrett‏ @timperrett 25 Jan 2017
      Replying to @raulraja @fiadliel

      FWIW, using free as a logging (or any hot path) is going to absolutely suck performance wise on the JVM

      2 replies 1 retweet 4 likes
    7. Timothy Perrett‏ @timperrett 25 Jan 2017
      Replying to @timperrett @raulraja @fiadliel

      allocation and garbage collection are real. Only use these abstractions where correctness trumps performance.

      3 replies 1 retweet 4 likes
    8. Jon Pretty‏ @propensive 25 Jan 2017
      Replying to @timperrett @raulraja @fiadliel

      First time I've seen "correctness" and "trump" in the same sentence this week...

      1 reply 0 retweets 5 likes
    9. Raul Raja‏ @raulraja 25 Jan 2017
      Replying to @propensive

      👏 that was a good one Jon! @timperrett @fiadliel

      1 reply 0 retweets 0 likes
      Jon Pretty‏ @propensive 25 Jan 2017
      Replying to @raulraja @timperrett @fiadliel

      It was too good an opportunity to miss... ;)

      1:33 PM - 25 Jan 2017
      • 1 Like
      • Raul Raja
      0 replies 0 retweets 1 like

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