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I came, I saw, I GO! - Golangit meetup @ Codemotion Rome 2014

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Primo Meetup dello user group Golangit al Codemotion 2014 di Roma. Introduzione al gruppo e al linguaggio.

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  • DOWNLOAD THIS BOOKS INTO AVAILABLE FORMAT (2019 Update) ......................................................................................................................... ......................................................................................................................... Download Full PDF EBOOK here { https://soo.gd/irt2 } ......................................................................................................................... Download Full EPUB Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download Full doc Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download PDF EBOOK here { https://soo.gd/irt2 } ......................................................................................................................... Download EPUB Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download doc Ebook here { https://soo.gd/irt2 } ......................................................................................................................... ......................................................................................................................... ................................................................................................................................... eBook is an electronic version of a traditional print book THIS can be read by using a personal computer or by using an eBook reader. (An eBook reader can be a software application for use on a computer such as Microsoft's free Reader application, or a book-sized computer THIS is used solely as a reading device such as Nuvomedia's Rocket eBook.) Users can purchase an eBook on diskette or CD, but the most popular method of getting an eBook is to purchase a downloadable file of the eBook (or other reading material) from a Web site (such as Barnes and Noble) to be read from the user's computer or reading device. Generally, an eBook can be downloaded in five minutes or less ......................................................................................................................... .............. Browse by Genre Available eBooks .............................................................................................................................. Art, Biography, Business, Chick Lit, Children's, Christian, Classics, Comics, Contemporary, Cookbooks, Manga, Memoir, Music, Mystery, Non Fiction, Paranormal, Philosophy, Poetry, Psychology, Religion, Romance, Science, Science Fiction, Self Help, Suspense, Spirituality, Sports, Thriller, Travel, Young Adult, Crime, Ebooks, Fantasy, Fiction, Graphic Novels, Historical Fiction, History, Horror, Humor And Comedy, ......................................................................................................................... ......................................................................................................................... .....BEST SELLER FOR EBOOK RECOMMEND............................................................. ......................................................................................................................... Blowout: Corrupted Democracy, Rogue State Russia, and the Richest, Most Destructive Industry on Earth,-- The Ride of a Lifetime: Lessons Learned from 15 Years as CEO of the Walt Disney Company,-- Call Sign Chaos: Learning to Lead,-- StrengthsFinder 2.0,-- Stillness Is the Key,-- She Said: Breaking the Sexual Harassment Story THIS Helped Ignite a Movement,-- Atomic Habits: An Easy & Proven Way to Build Good Habits & Break Bad Ones,-- Everything Is Figureoutable,-- What It Takes: Lessons in the Pursuit of Excellence,-- Rich Dad Poor Dad: What the Rich Teach Their Kids About Money THIS the Poor and Middle Class Do Not!,-- The Total Money Makeover: Classic Edition: A Proven Plan for Financial Fitness,-- Shut Up and Listen!: Hard Business Truths THIS Will Help You Succeed, ......................................................................................................................... .........................................................................................................................
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I came, I saw, I GO! - Golangit meetup @ Codemotion Rome 2014

  1. 1. GOLANGIT Italian gophers! I came, I saw, I GO! 2014 golangit meetup @
  2. 2. @giorrrgio @liuggio GOLANGIT I founder
  3. 3. GOLANGIT Nascita di un logo original gopher by Renée French
  4. 4. GOLANGIT Nascita di un logo
  5. 5. Creare un punto di riferimento per gli sviluppatori GO italiani GOLANGIT Uno UG dedicato a GO
  6. 6. Lavorare insieme per far diffondere go nel mercato italiano GOLANGIT Uno UG dedicato a GO
  7. 7. Aiutare i neofiti a crescere GOLANGIT Uno UG dedicato a GO
  8. 8. da dove partire? GOLANGIT Uno UG dedicato a GO
  9. 9. sudo apt-get install golang GOLANGIT Uno UG dedicato a GO
  10. 10. GOLANGIT Uno UG dedicato a GO
  11. 11. Parlane con i tuoi amici nerd! GOLANGIT Uno UG dedicato a GO
  12. 12. Nella prossima soa in cui metterai mano, un servizio go sarà il tuo apprezzatissmo easter egg! GOLANGIT Uno UG dedicato a GO
  13. 13. Aspettiamo le tue PR :-) http://golangit.github.io GOLANGIT Uno UG dedicato a GO
  14. 14. GOLANGIT Perché GO?
  15. 15. Abbiamo troppi core! GOLANGIT Problema 1
  16. 16. Abbiamo bisogno di un linguaggio di programmazione di basso livello che ci permetta di sfruttare efficientemente le architetture multiprocessore GOLANGIT Problema 2
  17. 17. Sì, ma ... GOLANGIT ERLANG?
  18. 18. GOLANGIT ERLANG?
  19. 19. GOLANGIT ERLANG?
  20. 20. Linguaggio di basso livello per lo sviluppo su architetture multiprocessore GOLANGIT GOLANG!
  21. 21. Nato con la concorrenza in mente GOLANGIT GOLANG!
  22. 22. Nato con la semplicità in mente GOLANGIT GOLANG!
  23. 23. no type inheritance no method or operator overloading no circular dependencies among packages no pointer arithmetic no assertions no generic programming GOLANGIT GOLANG!
  24. 24. Scrivere software multi- thread non è complicato GOLANGIT GOLANG - Goroutines e Channels
  25. 25. Non è così immediato far comunicare i thread GOLANGIT GOLANG - Goroutines e Channels
  26. 26. Communicating Sequential Processes canali di comunicazione tra thread instanziabili direttamente dai programmi GOLANGIT GOLANG - Goroutines e Channels
  27. 27. Feature decisiva per lo sviluppo multi-thread: Decidere esattamente quando distruggere un oggetto condiviso tra più thread può diventare davvero complicato. GOLANGIT GOLANG - Garbage Collection
  28. 28. No virtual machine No JIT-compiling Compilatore statico GOLANGIT GOLANG - No large runtime env
  29. 29. archive, bufio, builtin, bytes, compress, container, crypto, database, debug, encoding, errors, expvar, flag, fmt, go, hash, html, image, index, io, log, math, mime, net, os, path, reflect, regexp, runtime, sort, strconv, strings, suffixarray, sync, syscall, testing, text, time, unicode, unsafe GOLANGIT GOLANG - Standard library
  30. 30. net/http: webserver integrato fastcgi: utilizzabile con qualsiasi webserver GOLANGIT GOLANG - Amico del webdev
  31. 31. Occhio: una request, una nuova goroutine Possibilità di condivisione channel tra diverse request (e quindi client) GOLANGIT GOLANG - Amico del webdev
  32. 32. HTTP CLIENT Html parsing Templating GOLANGIT GOLANG - Amico del webdev
  33. 33. Google (ma dai?) - Docker - Canonical - Heroku - Digital Ocean - SoundCloud - Bitly - CloudFlare - BBC World News - Nokia Siemens Networks GOLANGIT GOLANG - Chi usa Go
  34. 34. GOLANGIT OH MY GO ANOTHER LANGUAGE ...
  35. 35. GOLANGIT Go to ‘60
  36. 36. GOLANGIT Go to ‘78
  37. 37. GOLANGIT Go to 2007
  38. 38. GOLANGIT GO SCALABILITY
  39. 39. GOLANGIT GO FEATURES
  40. 40. // Java / php style Class MyGreatService { doSomething(AcmeLibLogInterface logger) { logger->info('boom'); } GOLANGIT JAVA INTERFACES
  41. 41. // GO LANG import "...loggerFunnyLib" type logger interface { info() } func doSomething(log logger) { log.info('boom') } GOLANGIT GO INTERFACES
  42. 42. GOLANGIT Reference http://www.meetup.com/golangit/ https://golangit.github.io golangit su google groups

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