Upgrade to Pro — share decks privately, control downloads, hide ads and more …
Sign up for free

Practical SOLID with Rails

Sponsored · Ship Features Fearlessly Turn features on and off without deploys. Used by thousands of Ruby developers. →
Avatar for Andrey Savchenko Andrey Savchenko
February 23, 2013
Programming
650
5

Practical SOLID with Rails

Ruby Meditation s.1, e.1, Kiev

Avatar for Andrey Savchenko

Andrey Savchenko

February 23, 2013

More Decks by Andrey Savchenko

See All by Andrey Savchenko
Building web-API without Rails, registration or sms
Avatar for Andrey Savchenko ptico
3
930
The big, the small and the Redis
Avatar for Andrey Savchenko ptico
1
260
Zen TDD
Avatar for Andrey Savchenko ptico
2
220
The Application: An Unexpected Journey
Avatar for Andrey Savchenko ptico
1
330
The scary fairy tale about MVC or How to stop worrying and start to write ruby code
Avatar for Andrey Savchenko ptico
3
310
How to f*ck up the refactoring
Avatar for Andrey Savchenko ptico
11
480
Redis - little helper for big applications (rus)
Avatar for Andrey Savchenko ptico
3
190

Other Decks in Programming

See All in Programming
WebMCP Challenge に星空観察アプリで参加した話
Avatar for dario okazaki okajun35
0
180
技術的負債を組織課題として解く-増えすぎたマイクロサービスとの戦い-
Avatar for reimaru reimaru
1
1.9k
XP祭りでしか伝わらないフリップネタ #xpjug
Avatar for bayashi murabayashi
0
150
The Past, Present, and Future of Enterprise Java
Avatar for ivargrimstad ivargrimstad
0
400
setup-vp GitLab対応の裏側
Avatar for Naoki Haba naokihaba
0
100
App Storeの外へ──日本のiOSサイドローディング入門 for iOSDC Japan 2026
Avatar for 野瀬田　裕樹 yuukiw00w
0
220
Kiroで創り、AgentCoreで繋ぐ！AWSで実践する「AI-DLC」から「AIエージェント統合」までの最新地図
Avatar for matsukada licux
4
690
WebRTC映像をAirPlayに対応させる挑戦.pdf
Avatar for monolithic-adam monolithic_adam
0
270
Family mrubyの進捗
Avatar for Katsuhiko Kageyama kishima
1
120
AWS Step Functions 大規模並列の壁を越える / jaws-sonic-2026-niigata-step-functions
Avatar for kasacchiful kasacchiful
PRO
1
480
新卒PdEのリアル
Avatar for ryu ryu1013
1
500
WebAssembly in Android Apps 〜 WASMはJNIの夢を見るか
Avatar for ARIYAMA Keiji keiji
1
100

Featured

See All Featured
XXLCSS - How to scale CSS and keep your sanity
Avatar for Zaharenia Atzitzikaki sugarenia
250
1.3M
Become a Pro
Avatar for Speaker Deck speakerdeck
PRO
31
6.3k
YesSQL, Process and Tooling at Scale
Avatar for Rocio Delgado rocio
174
15k
Fight the Zombie Pattern Library - RWD Summit 2016
Avatar for Marcelo Somers marcelosomers
234
18k
How To Speak Unicorn (iThemes Webinar)
Avatar for Michelle Schulp Hunt marktimemedia
1
580
Leadership Guide Workshop - DevTernity 2021
Avatar for David Neal reverentgeek
1
370
Learning to Love Humans: Emotional Interface Design
Avatar for Aarron Walter aarron
275
41k
Redefining SEO in the New Era of Traffic Generation
Avatar for Szymon Słowik szymonslowik
1
420
Noah Learner - AI + Me: how we built a GSC Bulk Export data pipeline
Avatar for Tech SEO Connect techseoconnect
PRO
0
430
SEO Brein meetup: CTRL+C is not how to scale international SEO
Avatar for Linda Hogenes lindahogenes
2
2.9k
"I'm Feeling Lucky" - Building Great Search Experiences for Today's Users (#IAC19)
Avatar for Dan Newman danielanewman
230
23k
Getting science done with accelerated Python computing platforms
Avatar for Jacob Tomlinson jacobtomlinson
2
480

Transcript

  1. Practical SOLID with Rails Andrey Savchenko CTO @ Aejis Tuesday,

    March 19, 13

  2. Let’s start the our new, awesome project! Tuesday, March 19,

    13

  3. class < ActiveRecord::Base belongs_to :company has_many :products has_many :warehouses validates_presence_of

    :name end Tuesday, March 19, 13

  4. Tuesday, March 19, 13

  5. 10 months later... Tuesday, March 19, 13

  6. Tuesday, March 19, 13

  7. Tuesday, March 19, 13

  8. SOLID Tuesday, March 19, 13

  9. SOLID • Single responsibility principle • Open-Closed principle • Liskov

    substitution principle • Interface segregation principle • Dependency inversion principle Tuesday, March 19, 13

  10. SRP • Easy to read • Easy to change •

    Easy to reuse No god objects Tuesday, March 19, 13

  11. Tuesday, March 19, 13

  12. Tuesday, March 19, 13

  13. Tuesday, March 19, 13

  14. Tuesday, March 19, 13

  15. Tuesday, March 19, 13

  16. Tuesday, March 19, 13

  17. Tuesday, March 19, 13

  18. Tuesday, March 19, 13

  19. Tuesday, March 19, 13

  20. Tuesday, March 19, 13

  21. PROFIT!? Tuesday, March 19, 13

  22. So much objects? NO! Tuesday, March 19, 13

  23. YES! • https://github.com/drapergem/draper • https://github.com/mbj/aequitas • https://github.com/Ptico/resourced • https://github.com/bogdan/datagrid Tuesday,

    March 19, 13

  24. OCP Tuesday, March 19, 13

  25. Tuesday, March 19, 13

  26. Tuesday, March 19, 13

  27. LSP Tuesday, March 19, 13

  28. ISP Tuesday, March 19, 13

  29. DI Tuesday, March 19, 13

  30. Tuesday, March 19, 13

  31. Tuesday, March 19, 13

  32. Picture with cat Because everyone loves cats <3 Tuesday, March

    19, 13

  33. Questions? • Twitter: @ptico • Github: @ptico Tuesday, March 19,

    13