Jezen Thomas

All Posts

• When Test Coverage Isn't Enough May 23^rd, 2025
• Don't Skip HTML Validation May 20^th, 2025
• Test Spies in Haskell April 18^th, 2025
• A 10x Speedup in GHCi March 7^th, 2025
• HTTP Verbs in Yesod Forms February 22^nd, 2025
• My Technological Regrets January 30^th, 2025
• Supercede's House Style for Haskell January 20^th, 2025
• 2024 in Retrospect January 7^th, 2025
• I Feel Unsafe November 15^th, 2024
• Is it c? Or is it с? July 16^th, 2024
• Kill on the Cover Letter, but Not Like That February 2^nd, 2024
• Stubbing I/O in Yesod November 5^th, 2023
• Haskell Pattern: Design for Qualified Imports August 17^th, 2023
• Yesod Forms, Newtypes, and Smart Constructors June 14^th, 2023
• Derived Instances Can Break Smart Constructors June 9^th, 2023
• Please Don't Kill Me, Google Maps April 23^rd, 2023
• Make Your Types Smaller December 31^st, 2022
• Make Your Database Tables Smaller December 28^th, 2022
• At Least Assert Your Serialisation Roundtrips December 10^th, 2022
• We Deserve Better Than BEM August 24^th, 2022
• Static Asset Hashing in Hakyll August 18^th, 2022
• Solving a Maths Riddle with Bad Haskell May 3^rd, 2022
• Fast Counting with PostgreSQL and Haskell December 24^th, 2021
• Why We Don't Do Daily Stand-Ups at Supercede August 30^th, 2021
• 20% Time at Supercede June 23^rd, 2021
• How I Write Elm Applications November 7^th, 2020
• Why I Love Monday Mornings May 22^nd, 2020
• How I Work From Anywhere in the World February 2^nd, 2020
• Rewriting Routes in Yesod January 22^nd, 2020
• Bleep. Bloop. I Am Approving Your Transaction. October 5^th, 2019
• On Technical Debt October 4^th, 2019
• Implementing a Content Security Policy in Yesod September 21^st, 2019
• Tracing User Requests in Yesod July 9^th, 2019
• Rich Hickey Doesn't Know Types April 9^th, 2019
• You Think CSS-in-JS is Bad? January 30^th, 2019
• Hello World in Haskell January 27^th, 2019
• Keeping CSS Simple January 12^th, 2019
• Silence, At Last December 14^th, 2018
• Yesod is a Minimal Web Framework December 13^th, 2018
• How Many Levels Of JavaScript Are You On? February 1^st, 2017
• The Knowledge Is A Scam January 30^th, 2017
• Showing The Weather In Tmux September 23^rd, 2016
• Git Is Your Single Point Of Truth August 19^th, 2016
• JavaScript Is Not Expressive May 28^th, 2016
• Working In The Dark March 6^th, 2016
• Deploying A Haskell Web Service With Nix February 1^st, 2016
• The Case Against Dynamic Typing January 26^th, 2016
• Code Review Done Right November 24^th, 2015
• My Uncomplicated Git Workflow November 12^th, 2015
• The World's Most Boring Build System November 11^th, 2015
• Visualising Code Growth with Git and D3.js October 25^th, 2015
• Using Git to Manage Todos October 19^th, 2015
• How I Write Invoices in Vim September 5^th, 2015
• How I Find and Replace in Vim September 2^nd, 2015
• Automatic Quality Assurance with Git Hooks June 22^nd, 2015
• Moving to the Beginning of the Line May 26^th, 2015
• Shell Script Static Analysis in Vim May 17^th, 2015
• Free Internet on Trains May 7^th, 2015
• Working with Whitespace December 21^st, 2014
• Folding Paragraphs in Vim October 29^th, 2014
• Red, Green, WTF? May 8^th, 2014
• Spirograph December 9^th, 2013
• Arcify August 8^th, 2013
• The Setup July 2^nd, 2013