Engineering notes

Blog Articles

Official uv logo on a transparent Python dependency management toolkitSoftware Development

Manage Python Dependencies and Environments with uv

Use uv to manage Python versions, dependencies, lockfiles, virtual environments, upgrades, clean synchronization, and repeatable production workflows.

9 min read
Official NGINX hexagonal N mark on a loom regulating request threadsDevOps

Rate Limit APIs with NGINX Without Blocking Bursts

Protect APIs before traffic reaches your application by configuring NGINX rate limits, safe bursts, trusted client IPs, dry-run rollout, and useful logs.

9 min read
Official Docker logo on a container vessel rotating glowing log ribbons underwaterDevOps

Control Docker Log Growth with Rotation Limits

Prevent Docker logs from filling a server by setting rotation limits, applying them safely to existing containers, and monitoring disk usage.

9 min read
Official PostgreSQL elephant crest coordinating two job paths at a semaphore bridgeBackend

Prevent Duplicate Jobs with PostgreSQL Advisory Locks

Coordinate concurrent workers safely with PostgreSQL advisory locks, stable lock keys, transaction-aware code, monitoring, and idempotent retries.

9 min read
Official Git logo integrated into converging commit rails ending in a verified sealSoftware Development

Sign and Verify Git Commits with Existing SSH Keys

Use SSH keys to sign Git commits, verify trusted identities locally, separate work and personal keys, and enforce signatures safely in CI.

9 min read
Colorful ceramic layers stacked into a predictable ascending cascadeFrontend Development

Control CSS Specificity with Modern Cascade Layers

Make large stylesheets predictable with CSS cascade layers, organized precedence, safer vendor imports, and a practical migration plan.

9 min read
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