#299 Dot Ruby Conference 2024

Conference summary and notes

Notes

Red Dot Ruby Conference 2024 was held at SingPost Centre, Level 5 Auditorium, 25-26 July 2024.

Organisers

• rdrc-organisers@googlegroups.com
• Kang Sheng Sponsorships https://www.taykangsheng.com/
• Onur Ozer Marketing https://onurozer.me/
• Sam Hon Organisation https://github.com/coffeesam
• Ted Johansson Lead https://github.com/Drenmi
• Yabing Logistics https://github.com/peanutyabing
• Zong Han Intern https://www.zonghan.dev/

Sponsors

• https://www.coingecko.com/
• STACK Community by GovTech
  • https://www.tech.gov.sg/
• https://www.appsignal.com/
• https://www.ascenda.com/

Day 1 Outline and Highlights

9:45 AM Opening address

10:00 AM Matz’ keynote

Yukihiro “Matz” Matsumoto https://github.com/matz

• No types!
• New Prism parser
• Ractors and fibres
• Rubocop, steep, sorbet
• Support supporting tools!
• https://toprubycompanies.info/

10:50 AM 2,000 Engineers, 2 Millions Lines of Code: The History of a Rails Monolith

Cristian Planas Zendesk

11:50 AM Introduction to Cybersecurity with Ruby

Hiroshi Shibata ANDPAD

• https://github.com/hsbt
• <Https://hsbt.org>

1:30 PM Connecting Dots: Rails Girls & RubyKaigi

Eriko Sugiyama MoneyForward

2:10 PM Leveling Up Developer Tooling For The Modern Rails & Hotwire Era

Marco Roth

• Toolsday
• https://github.com/marcoroth
• https://hotwireweekly.com/

3:20 PM 1 Engineer, 300 Thousand Users

Adrian Goh - NodeFlair

• Crunchy bridge no egress fees
• gems that worked well for us:
  • Split - ab testing
  • Scenic - dB view
  • PgHero - performance dashboard for Postgres
  • Rails performance apm

4:00 PM Rack From Scratch

Hieu Nguyen

4:40 PM Livin’ La Vida Hanami

Tim Riley - Buildkite

• Hanami 2
• https://github.com/hanami/hanami
• https://github.com/dry-rb/dry-operation

Day 2 Outline and Highlights

9:30 AM Ruby on the Modern JVM with JRuby

Charles Oliver Nutter - Headius Enterprises

https://www.jruby.org/

Ruby flip flops https://nithinbekal.com/posts/ruby-flip-flop/

11:10 AM Revisiting Patterns of Error Handling in Ruby

Giovanni Sakti - RelayCommerce

11:50 AM How Not to Make Your DSL Terrible

Okura Musafami

• https://github.com/okuramasafumi/alba

1:30 PM Writing an Interpreter in Ruby

Mario Arias - Carbon Management Solutions

2:20 PM Scaling RubyGems.org to 1 Trillion downloads

Colby Swandale - RubyCentral

• Aws
• Fastly

3:20 PM Ruby & Party Politics: How to Quickly Refactor a Political Party’s Election System

Mu-Fan Teng - 5xRuby

• Aasm
• https://coscup.org/2024/en/

10:10 AM Tight Genes: Intro to Genetic Algorithms

Dave Aronson - Codosaurus

Over 30 Ruby gems Usage quite “hidden” https://github.com/CodosaurusLLC/tight-genes

https://www.jpl.nasa.gov/nmp/st5/TECHNOLOGY/antenna.html

4:00 PM Speeding Up Delegate Methods

Aaron Patterson

• Proxy
• Decorate initialize
• Forwarding adds overhead
• Every forward allocates objects
• Stack layout
• Yarv stack based vm

5:00 PM Closing address

Survey

Credits and References

• Red Dot Ruby Conference