Arrange-Act-Assert: When the Pattern Serves You and When It Lies to You
Master the Arrange-Act-Assert pattern in testing. Understand its real benefits, origins, and when treating it as dogma makes tests worse.
Month: August 2026
Stop Letting One Bad Service Take Down Everything: The Bulkhead Pattern Explained
Master the Bulkhead Pattern to isolate service dependencies and prevent cascading failures. Build resilient applications.
TSDoc + TypeDoc: Stop Writing Docs That Lie About Your Code
Keep your TypeScript documentation in sync with code using TSDoc and TypeDoc. Learn setup, configuration, CI/CD integration, and common pitfalls.
Self-Hosted Email That Actually Delivers: Postfix + Dovecot + Rspamd in 2026
Run your own mail server with Postfix, Dovecot, and Rspamd. Full control, lower costs, custom spam filtering, and complete 2026 setup guide.
API Key Management Done Right: Rotation, Scoping, and Revocation That Won’t Wake You Up at 3AM
Master API key management with proven strategies for rotation, scoping, and revocation. Secure your credentials, prevent leaks, and sleep soundly.
Earthly: Reproducible Builds That Actually Work — Cache, Parallelism, and Real-World Migration
Stop environment-specific build failures with Earthly. Get identical builds on laptops, GitHub Actions, Jenkins, and production using containerized execution.
Type-Safe lodash.get in TypeScript: Deep Object Paths with Full Inference
Learn to make lodash.get fully type-safe in TypeScript with compile-time path validation and exact type inference. Prevent runtime errors.
Build a Design System That Actually Scales: Lit Web Components, Scoped Styles, Slots, and Decorators
Build scalable design systems with Lit Web Components. Create reusable components that work across React, Vue, Angular, and more without framework lock-in.
FoundationDB Internals: How a Key-Value Store Achieves True Serializable Transactions
Explore how FoundationDB achieves serializable transactions in a distributed key-value store. Understand the internals, ACID semantics, and engine design.
Blocking 500K IPs Without Melting Your Firewall: ipset + nftables Done Right
Scale IP blocking to 500K+ entries with ipset and nftables. Replace slow iptables rules with O(1) hash lookups for production firewall reliability.