Topic

#Redis

11 articles on Redis — news, releases, guides and analysis from the SourceFeed engine.

Tutorial 5d ago 5

Scale Node.js WebSockets Across Instances with Redis Pub/Sub

Fan out WebSocket messages across multiple Node.js processes behind nginx using Redis as the backplane.

Ji-ho Choi

Your Redis Wrapper Is Probably Lying to You

A Node.js client rewrite shows why returning null during outages is data loss, and why the big clients' defaults are no safer.

Article · 2w ago6

Deterministic Integration Tests in Go with Testcontainers

Boot real Postgres, Redis, and Kafka per test run and catch the bugs your mocks wave through.

Tutorial · 3w ago2

What Shopify's Redis-to-MySQL Swap Actually Proves

Inventory reservations survived a $5.1M-a-minute Black Friday on one row per unit and SKIP LOCKED.

Article · 1mo ago0

Your Flaky Test Might Be a Use-After-Free

Buildkite traced intermittent Rails test failures to heap corruption in Ruby's hiredis driver — code that also ran in production.

Article · 1mo ago6

Package and Deploy Your First Helm Chart to Kubernetes

Turn a web app and a Redis cache into one reusable Helm chart, with environment-specific values, a real subchart dependency, and an upgrade/rollback flow you actually run against a cluster.

Tutorial · 1mo ago2

Rebuild Redis Once. The Black Box Stops Winning

From-scratch platforms turn Feynman’s rule into a practical systems workout for mid-level engineers.

Article · 2mos ago0

Add Semantic Caching to Your LLM App with Redis

Build a Python layer that stores LLM responses by embedding and retrieves them by semantic similarity, so paraphrased questions skip the API entirely.

Tutorial · 2mos ago0

Tracking 18 Years of Developer Hype on Hacker News

A new search tool indexes 45 million posts to map the brutal lifecycles of software frameworks and infrastructure.

Article · 2mos ago0

Why Memcached Wins by Refusing to Grow Up

Strict architectural limitations make Memcached the most reliable choice for stateless, high-performance caching in modern infrastructure.

Article · 2mos ago1

Sliding-Window Rate Limiting for FastAPI with Redis

Protect your Python API from hammering and credential-stuffing with a per-IP and per-token rate limiter backed by Redis — before you ship to production.

Tutorial · 2mos ago0