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Corey Haines

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titleconferencedate
Enhanced safety with typesCraft Conference 20222022-06-02
TypeScript code shows how to make impossible states impossible by modeling state instead of using loose booleans: an editable union replaces an editing flag…
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IntroductionCodeMash 20202020-01-07
Uno Platform compiles a single C# + XAML UWP codebase into native iOS, Android, Windows and WebAssembly apps by targeting the Windows 10 UI APIs and routing to…
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Inspect & Adapt, then What?GOTO Copenhagen 20162016-10-03
Examples from PowerReviews and Hearken show concrete changes: the team drops time estimates and remove estimation by splitting features into small tasks and…
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Fun with Lambdas!Full Stack Fest 20152015-09-01
Starts with only two lambdas (the identity and the K combinator) and Vim and the CLI, uses Ruby code and live tests to build booleans, an if/not operator, a…
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Fun with the Lambda CalculusGOTO Chicago 20152015-05-11
Live codes a tiny lambda calculus in Ruby using single-argument Ruby lambdas and the CLI, defines true/false as chooser functions, builds an if that executes…
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Design Patterns And The Proper Cultivation ThereofBarcelona Ruby Conference 20132013-09-14
Argues that design patterns are useful as directional targets while practicing evolutionary design: uses TDD, stepwise refactorings (not wholesale pattern…
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Opening KeynoteRubyConf AU 20132013-02-20
A rapid survey of computing lineage that ties concrete origins to modern tools: Jean Bartik and INIAC pairing dating to 1946, Charles Hamblin inventing RPN and…
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Yay! Mocks!Aloha RubyConf 20122012-10-08
Argues that mocks and test doubles are tools to drive design not just brittle verification, shows RSpec-style doubling and a Rails app built for Code Retreats…
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RailsConf 2011: Corey HainesRailsConf 20112011-05-16
Argues that deliberate repetition beats talent: run examples from Roger Bannister and an Ironman to coding rituals, recommends practice the fundamentals like…
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