Programming Tutorials

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`infer` in Conditional Types: 5 Recipes That Aren't in the Handbook

Book: The TypeScript Type System — From Generics to DSL-Level Types Also by me: The TypeScript Library — the 5-book collection My project: Herme

typescript dev.to May 07, 2026

Cross-Compiling Go for Alpine vs Distroless: The CGO_ENABLED Decision Tree

Book: Hexagonal Architecture in Go Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture in Go

go dev.to May 07, 2026

Go's net/http Server.Shutdown: The Three-Stage Drain You Probably Skip

Book: Hexagonal Architecture in Go Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture in Go

go dev.to May 07, 2026

atomic.Pointer[T] for Lock-Free Cache Updates That Don't Race

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 May 07, 2026

slog Beyond Basics: Group, ReplaceAttr, and Custom Handlers

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 May 07, 2026

unique.Make in Go 1.23: String Interning Without sync.Pool Tricks

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 May 07, 2026

Sub-tests Done Right: t.Run, t.Parallel, and the Cleanup-Order Trap

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 May 07, 2026

sync.OnceFunc, OnceValue, OnceValues: When Each Beats sync.Once

Book: Complete Guide to Go Programming Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture in G

go dev.to May 07, 2026

From Java Records to TypeScript: Three Patterns That Replace Them Cleanly

Book: Kotlin and Java to TypeScript — A Bridge for JVM Developers Also by me: The TypeScript Library — the 5-book collection My project: Hermes

java dev.to May 07, 2026

Stop Pre-Generating Image Thumbnails in Laravel — Do It On-The-Fly Instead

Every Laravel project eventually hits the same wall: a designer asks for a new image size, and suddenly you're writing a migration, a queue job, and a

php dev.to May 07, 2026

Building a Payment Processor: The Final One Percent

I had idempotency, a message queue, and retries. I thought I was finally building something production-ready. Then I started thinking about the "in-be

go dev.to May 07, 2026

Master Java Functional Programming Test — With Solutions

Java — Lambda expressions, Functional interfaces, Stream API Today, you can do Java functional programming with some of the agentic coding tools. Ho

java dev.to May 07, 2026

Building a Payment Processor: Moving Payments to the Background

My first attempt at a payment processor was synchronous and dangerous. If anything timed out or failed mid-way, I ended up with inconsistent data or d

go dev.to May 07, 2026

PHP Enum Methods to TypeScript: Why Discriminated Unions + namespace Beats class enums

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 dev.to May 07, 2026

RSpec Tracer records the inputs every example consumes: Ruby files (via Coverage), file I/O (via prepended File / IO / YAML / JSON hooks), Rails template + AR notifications, and user-declared globs.

Skip the RSpec examples you don't need: rspec-tracer 2.0 in pre-release

ruby dev.to May 07, 2026

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Programming Tutorials

`infer` in Conditional Types: 5 Recipes That Aren't in the Handbook

Cross-Compiling Go for Alpine vs Distroless: The CGO_ENABLED Decision Tree

Go's net/http Server.Shutdown: The Three-Stage Drain You Probably Skip

atomic.Pointer[T] for Lock-Free Cache Updates That Don't Race

slog Beyond Basics: Group, ReplaceAttr, and Custom Handlers

unique.Make in Go 1.23: String Interning Without sync.Pool Tricks

Sub-tests Done Right: t.Run, t.Parallel, and the Cleanup-Order Trap

sync.OnceFunc, OnceValue, OnceValues: When Each Beats sync.Once

From Java Records to TypeScript: Three Patterns That Replace Them Cleanly

Stop Pre-Generating Image Thumbnails in Laravel — Do It On-The-Fly Instead

Building a Payment Processor: The Final One Percent

Master Java Functional Programming Test — With Solutions

Building a Payment Processor: Moving Payments to the Background

PHP Enum Methods to TypeScript: Why Discriminated Unions + namespace Beats class enums

RSpec Tracer records the inputs every example consumes: Ruby files (via Coverage), file I/O (via prepended File / IO / YAML / JSON hooks), Rails template + AR notifications, and user-declared globs.

A Custom http.RoundTripper Is the Cleanest Place for Cross-Cutting HTTP Concerns

context.WithoutCancel: When You Need Work That Outlives Its Caller

Why Every Internal Link On Our Site Was a 404 (And the Smart-301 That Fixed It)

CLAUDE.md for Java: 13 Rules That Make AI Write Modern, Production-Ready JVM Code

3660. Jump Game IX