3Sum
leetcode.com 3Sum is one of the most important interview problems because it intro
java
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Jun 13, 2026
Programming Tutorials
Curated development tutorials from top sources. Filter by language.
Bun rewrote itself from Zig to Rust in 9 days with an LLM. That's terrifying.
It took nine days to rewrite all of Bun from Zig to Rust using an LLM and get the new code to the point where I could merge it. I saw that and my reac
rust
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Jun 13, 2026
Give Your Agent a Budget: Cost Ceilings That Stop Runaway Loops
Book: AI Agents Pocket Guide: Patterns for Building Autonomous Systems with LLMs Also by me: Thinking in Go (2-book series) — Complete Guide to Go
go
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Jun 13, 2026
Generic Constraints and infer: Reading the Types You Did Not Write
Book: The TypeScript Type System — From Generics to DSL-Level Types Also by me: The TypeScript Library — the 5-book collection My project: Herme
javascript
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Jun 13, 2026
TypeScript Narrowing: 5 Control-Flow Tricks That Delete Your Type Casts
Book: TypeScript Essentials — From Working Developer to Confident TS Also by me: The TypeScript Library — the 5-book collection My project: Herm
typescript
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Jun 13, 2026
Kotlin Null Safety to TypeScript: Sealed Classes Become Unions
Book: Kotlin and Java to TypeScript — A Bridge for JVM Developers Also by me: The TypeScript Library — the 5-book collection My project: Hermes
typescript
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Jun 13, 2026
PHP to TypeScript: The Sync-to-Async Shift That Trips Every Backend Dev
Book: PHP to TypeScript — A Bridge for Modern PHP 8+ Developers Also by me: The TypeScript Library — the 5-book collection My project: Hermes ID
php
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Jun 13, 2026
Shipping Dual ESM/CJS in 2026: The Library Author Checklist
Book: TypeScript in Production — Tooling, Build, and Library Authoring Also by me: The TypeScript Library — the 5-book collection My project: He
typescript
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Jun 13, 2026
Testing Hexagonal Go: Fakes at the Port, Not Mocks Everywhere
Book: Hexagonal Architecture in Go Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture in Go
go
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Jun 13, 2026
Docker vs Podman vs nerdctl: Container Runtimes for Go Developers
When you containerize a Go service, the runtime choice is usually an afterthought — until something breaks in CI or a security audit flags your daemon
go
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Jun 13, 2026
Domain Events in Go Without a Framework
Book: Hexagonal Architecture in Go Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture in Go
go
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Jun 13, 2026
Your Repository Is Not Your ORM: Hexagonal Persistence in Go
Book: Hexagonal Architecture in Go Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture in Go
go
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Jun 13, 2026
Ports and Adapters in Go: The Folder Layout That Survives Year Two
Book: Hexagonal Architecture in Go Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture in Go
go
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Jun 13, 2026
Java Course: Learn Java Programming and Start Your Career in Software Development
Want to know why Java matters in today’s tech world? This course dives into the must-know Java concepts, walks you through practical topics, and show
java
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Jun 13, 2026
💀 Your Spring Boot Controllers Are 80% Swagger Noise - Here's the Fix
I never gave much thought to where Swagger annotations lived. Wire up springdoc, scatter @Operation and @ApiResponse across the controller methods, sh
java
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Jun 13, 2026
Table Tests, Subtests, and t.Parallel(): The Go Testing Trifecta
Book: The Complete Guide to Go Programming Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture
go
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Jun 13, 2026
Go Generics in 2026: When Type Sets Earn Their Keep
Book: The Complete Guide to Go Programming Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture
go
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Jun 13, 2026
Go Slice Aliasing: 3 Bugs That Survive Code Review
Book: The Complete Guide to Go Programming Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture
go
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Jun 13, 2026
The day a refactor passed on my laptop and failed on yours
Most of the code being written right now is not being written. It is being generated, glanced at, then merged. The reviewer is tired. The diff is larg
rust
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Jun 13, 2026
Stop Smuggling Request Data Through context.Value
Book: The Complete Guide to Go Programming Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture
go
dev.to
Jun 13, 2026