2023 Apr‑22 Tech debt is like a credit card, easy to use, but the interest rate is high 2022 Nov‑12 A lean coffee 'cheat sheet' Nov‑11 Type-safe error handling with Scala 3 Mar‑10 Type-safe error handling with Shapeless coproducts 2021 Dec‑01 Compile-safe builder pattern using phantom types 2019 Dec‑09 Be aware of the non-lazy nature of Java