Ruby Rogues

Gavin Morrice is a Senior Ruby Engineer at Cookpad. It is a food tech company and the largest online recipe platform. He joins the Rogues to tackle his article, "How we improved our Rails app’s performance with Conditional Get Requests". He explains the idea of their article, what led them to develop their technique, and the way that this technique improves the user's experience.
Sponsors

• AppSignal
• Developer Book Club starting with Clean Architecture by Robert C. Martin
• Become a Top 1% Dev with a Top End Devs Membership

Links

• How we improved our Rails app’s performance with Conditional Get Requests
• HTTP conditional requests - HTTP | MDN
• ETag
• Rails’s etag method
• Rails Etag validators concept
• Cookpad - Make everyday cooking fun!
• GitHub: Bodacious
• LinkedIn: Gavin Morrice
• Twitter: @MorriceGavin
• 
  

Picks

• Charles - Meadow | Board Game - BoardGameGeek
• Charles - Yellowstone - TV Series | Paramount Network
• Charles - Black Panther: Wakanda Forever 
• Gavin - Comté
• Gavin - Amsterdam (2022) - IMDb
• Gavin - Sushi and Beyond
• John - Home | RubyConf 2022
• John - Pixel 7 Pro

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Returning guest, Trae Robrock is the founder of greenbits.com but eventually sold the company. In addition, he experimented with various technologies such as node.js, lambda, python, etc. before returning to Rails. He also got into real estate and started a new tech company in the real estate space called," https://comfort.ly". Trae joins the show with John and Valentino to discuss his experience and challenges encountered in developing the applications. Moreover, they also tackle some of the tools and software that he used to maintain the apps. 
Sponsors

• AppSignal
• Developer Book Club starting with Clean Architecture by Robert C. Martin
• Become a Top 1% Dev with a Top End Devs Membership

Links

• trobrock
• Twitter: @trobrock

Picks

• John - RubyConf 2022: Home
• John - RubyConf Mini
• Trae - Never Split the Difference
• Valentino - Galactic Unicorn 

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Kinsey Durham Grace is an Enterprise Infrastructure Engineer at GitHub. She is also a lecturer at RailsBridge where they run a workshop to teach scholars to write code. She joins the show with John and Valentino to about a variety of topics mostly focused on DevOps and Mentoring. She shares her experience in teaching scholars in the Ruby Community. Additionally, she talks about her career transition from Go to Ruby.     On YouTubeDevOps, Mentoring, and Careers with Kinsey Durham - RUBY 576
Sponsors

• AppSignal
• Developer Book Club starting with Clean Architecture by Robert C. Martin
• Become a Top 1% Dev with a Top End Devs Membership

Links

• Kinsey Durham Grace
• GitHub: kinseydurhamgrace
• Twitter: @KinseyAnnDurham

Picks

• John - Rented office spaces
• Kinsey - Ruby Central
• Kinsey - BridgeFoundry 
• Valentino - Mexico City Rails Meet-up Reboot

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When working with software or applications, developers and programmers encounter a variety of distinct system issues or problems. The Rogues join the show to share their thoughts about troubleshooting. They discuss identifying and fixing system problems in their applications, whether they're at the front end or the back end, using their own experiences as examples. Additionally, they talk about some of the tools they use to help them fix system issues or errors.
Sponsors

• AppSignal
• Developer Book Club starting with Clean Architecture by Robert C. Martin
• Become a Top 1% Dev with a Top End Devs Membership

Picks

• Charles - Betrayal at House on the Hill
• Charles - Keeper of the Lost Cities
• Charles - NCIS (Official Site) Watch on CBS
• John - Pry
• John - Errbit
• Valentino - rb-trace | RubyGems.org | your community gem host
• Valentino - The Rails Foundation - Ruby on Rails

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Ivo Anjo is a Software Engineer at Datadog. His main focus is the Ruby Language. He is currently working on building a Ruby profiler and was a speaker at RubyKaigi 2022. He returns to the show with Chuck and Valentino to discuss the gvl-tracing gem, a Ruby gem that he recently created. It is a Ruby gem for getting a timeline view of Global VM Lock usage in your Ruby app. Additionally, he describes how this may be applied to improve performance and speed up Ruby Apps.
About this Episode

• Features of gvl-tracing Gem
• Applying Global VM Lock to Ruby Applications
• How Ruby Profiler works
• All about Heap Sampling and its benefits
  
  

Sponsors

• AppSignal
• Developer Book Club starting with Clean Architecture by Robert C. Martin
• Become a Top 1% Dev with a Top End Devs Membership

Links

• tracing ruby’s (global) vm lock
• GVL Instrumentation API 
• ivoanjo/gvl-tracing
• [EN]Hunting Production Memory Leaks with Heap Sampling / @KnuX and @KJTsanaktsidis - YouTube
• Analyze Ruby Code Performance With Datadog Continuous Profiler | Datadog
• All About Queueing In Rails Applications / Nate Berkopec - YouTube
• Hunting Production Memory Leaks with Heap Sampling - RubyKaigi 2022
• GitHub - zendesk/ruby_memprofiler_pprof: Experimental memory profiler for Ruby that emits pprof files.
• GitHub - bloomberg/memray: Memray is a memory profiler for Python
• subscribe to my newsletter!
• Ivo Anjo.me
• Twitter: @KnuX

Picks

• Charles - Tenpenny Parks | Board Game - BoardGameGeek
• Charles - Keeper of the Lost Cities
• Ivo - Linus Torvalds’ interview snippet where he mentions that “the Ruby people, strange people”, helped a lot in popularizing git
• Ivo - Real World Applications with the Ruby Fiber Scheduler - RubyKaigi 2022
• Ivo - TRICK 2022 (Returns) - RubyKaigi 2022
• Ivo - Megaruby - Running mruby/c programs on Sega Mega Drive - RubyKaigi 2022
• Ivo - The Culture Map by Erin Meyer
• Valentino - First Ruby Friend 
• Valentino - Galactic Unicorn (Pico W Aboard) - Pimoroni

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AppSignal is a real-time APM provider for Ruby, Rails, Elixir & Phoenix. In addition to host monitoring and an intuitive custom analytics platform, it provides insights into errors and performance problems. 

Thijs Cadier is the Cofounder and CTO of AppSignal. He starts off by sharing how their company was founded and what inspired them to develop AppSignal. He joins Chuck in the show to talk about AppSignal’s useful and new features. Moreover, he explains the details of how it functions and how users can benefit from subscribing to it. 
 Links

• AppSignal 
• Twitter: @AppSignal
• Twitter: @thijsc

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Takashi Kokubun is a staff developer at Shopify. He has been working with Ruby’s MJIT compiler for over 5 years but has been recently maintaining YJIT as well.  JIT compilation is a method of running computer code that involves compilation after a program has begun running rather than before. He joins the show to talk about these topics alongside Chuck and Valentino. He also explains their importance as this contributes to running Ruby applications smoothly. He also shares his experience working with rust and creating HAML 6.0.0. 
About this Episode

• Understanding JIT Compiler
• Difference between YJIT and MJIT
• Tools used to keep track of the optimization progress
• HAML Updates

Sponsors

• AppSignal
• Chuck's Resume Template
• Become a Top 1% Dev with a Top End Devs Membership

Links

• tenderlove/tenderjit
• Shopify/yjit-bench
• [EN]Towards Ruby 4 JIT / Takashi Kokubun @k0kubun
• k0kubun/railsbench
• ruby/yjit.md at master
• YJIT Benchmarks
• Shopify/bootboot
• Zig Programming Language
• k0kubun/hamlit
• k0kubun/temple
• YJIT: Dive into Ruby's JIT compiler written in Rust / Rust.Tokyo 2022
• RubyKaigi - YouTube
• YJIT Hacking
• haml/haml
• GitHub: k0kubun
• Twitter: @k0kubun

Picks

• Charles - Timpanogos Game Convention - Home | Facebook
• Charles - Rails Remote Conference 2022
• Takashi - Jiro Ramen Recipe (二郎系ラーメン)
• Takashi - I bonds
• Valentino - [EN]Towards Ruby 4 JIT / Takashi Kokubun @k0kubun

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Game Developer and CEO of DragonRuby, Amir Rajan returns to the show. He joins the rogues to talk about DragonRuby. DragonRuby is a zero dependency, cross-platform, Ruby runtime built on top of mRuby, libSDL, and LLVM. Additionally, Amir talks about how it allows you to use the Ruby language to build video games. He also shares his experiences when it comes to working with mruby.
About this Episode

• All about DragonRuby
• Building VR games using Ruby
• Runtime and how it works

Sponsors

• AppSignal
• Developer Book Club starting with Clean Architecture by Robert C. Martin
• Become a Top 1% Dev with a Top End Devs Membership

Links

• 272 RR Game Development and RubyMotion with Amir Rajan
• RR 333: RubyMotion and the Aesthetic of Ruby with Amir Rajan
• RUBYMOTION
• DragonRuby
• Flappy Dragon by DragonRuby
• mruby
• Simple DirectMedia Layer
• Ryan C. Gordon's Homepage
• fiddle.dragonruby.org
• Chipmunk2D Physics
• Toby Fox
• GitHub: DragonRuby/dragonruby-game-toolkit-contrib
• Intro to DragonRuby Game Toolkit
• Pico-8 Fancine
• Duelists
• amirrajan.net
• Twitter: @amirrajan

Picks

• Amir - Project Hail Mary
• Amir - We Are Legion (We Are Bob)
• Amir - The Broken Earth Trilogy
• Charles - King of Tokyo
• Charles - Command your coding career
• Charles - Rails Remote Conference 2023
• Luke - UTM
• Luke - Modules! Magnets! MiRage Mk3: The Mechanical Keyboard You're Meant to Modify!
• Luke - Real Hardware Hacking (with a hacksaw): My New Wearable Computer
• Valentino - Apple Watch Ultra

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Kevin Newton works at Shopify. He is specifically assigned to the Ruby and Rails Infrastructure Team. He returns to the show to talk about building Parsers in Ruby since he is working full-time on a new Ruby parser called "Prettier Ruby Plugin”. Prettier works with the majority of editors and support different languages.  He shares his journey on how he was able to create it.  He also talks about "exreg", which is a Ruby regular expression engine that he created. 
About this Episode

• All about Parser 
• How Parser applies to Ruby
• Advantages of using Parser
• Ways to write Parsers
• All about exreg

Sponsors

• AppSignal
• Developer Book Club starting with Clean Architecture by Robert C. Martin
• Become a Top 1% Dev with a Top End Devs Membership

Links

• prettier/plugin-ruby
• GitHub - ruby-syntax-tree/syntax_tree: A fast Ruby parser and formatter
• GitHub - kddnewton/exreg: A Ruby regular expression engine
• Twitter: @kddnewton
• GitHub: kddnewton
• Kevin Newton

Picks

• Dave - Blackmagic Design
• Dave - LEGO® Bonsai Tree | Official LEGO® Shop US
• Dave - WebAssembly
• Kevin - Just for Fun. No, Really.
• Luke - Order Starlink
• Luke - The Grug Brained Developer
• Luke - Emmet — the essential toolkit for web-developers
• Luke - AArch64 Bitmask Immediates
• Valentino - Design Kit

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Get the Black Friday/Cyber Monday "Focus Blocks Bundle" Deal Coupon Code: "THRIVE" for a GIANT discount   Are you looking at all the layoffs and uncertainty going on and wondering if your company is the next to cut back?  Or, maybe you're a freelancer or entrepreneur who is trying to figure out how to deliver more value to gain or retain customers?  Mani Vaya joins Charles Max Wood to discuss the one thing that both of them use to more than double their productivity on a daily basis.  Mani has read 1,000's of productivity books over the last several years and has formulated a methodology for getting more done, but found that he lacked the discipline to follow through on his plans.  The he found the one thing that kept him on track and made him so productive that he is now getting all of his work done and was able to live the life he wants.  Chuck also weighs in on how Mani's technique has worked for him and allows him to spend more time with his wife and kids, run a podcast network, and a nearly full time contract.  Join the episode to learn how Chuck and Mani get into a regular flow state with their work and consistently deliver at work. 

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