A blog about backend development, software engineering, and other tech topics.https://www.saybackend.com/https://www.saybackend.com/blog/happymode-macos-appearance-scheduler/https://www.saybackend.com/blog/happymode-macos-appearance-scheduler/A behind-the-scenes look at happymode: a native macOS menu bar utility that switches system appearance using sunrise/sunset (no external APIs) or custom daily times, with a weekly preview and permission-aware UX.Sat, 28 Feb 2026 00:00:00 GMThttps://www.saybackend.com/blog/happycontext-wide-logging-golang/https://www.saybackend.com/blog/happycontext-wide-logging-golang/A practical deep dive into happycontext, a Go wide-logging library that emits one structured event per request with support for slog, zap, zerolog, and net/http, gin, echo, and fiber integrations.Mon, 16 Feb 2026 00:00:00 GMThttps://www.saybackend.com/projects/02-kamran-sh/https://www.saybackend.com/projects/02-kamran-sh/Personal portfolio website showcasing backend engineering work, technical writing, and projects.Mon, 16 Feb 2026 00:00:00 GMThttps://www.saybackend.com/blog/recreating-planetscale-pg-strict-in-rust/https://www.saybackend.com/blog/recreating-planetscale-pg-strict-in-rust/A detailed build log of cloning PlanetScale's pg_strict in Rust. From the pitfalls of sqlparser and executor hooks to the zero-overhead solution using Postgres' native post_parse_analyze_hook.Sat, 31 Jan 2026 00:00:00 GMThttps://www.saybackend.com/blog/2026-jan-saybackend-changelog/https://www.saybackend.com/blog/2026-jan-saybackend-changelog/Theme management, Mermaid diagrams, and infrastructure improvements.Fri, 30 Jan 2026 00:00:00 GMThttps://www.saybackend.com/blog/2023-dec-zustand-url-state-sharing/https://www.saybackend.com/blog/2023-dec-zustand-url-state-sharing/Updated for Zustand v5: persist state in the URL hash so users can copy, share, and restore app state across sessions.Wed, 28 Jan 2026 00:00:00 GMThttps://www.saybackend.com/blog/uuidv7-postgres-comparison/https://www.saybackend.com/blog/uuidv7-postgres-comparison/Comprehensive analysis of modern time-ordered identifiers in PostgreSQL: UUIDv7, ULID, and TypeID implementations with real performance benchmarks, PostgreSQL 18 native support, and practical recommendations for choosing the right identifier for your project.Fri, 13 Jun 2025 00:00:00 GMThttps://www.saybackend.com/blog/2025-feb-text-chunking-rag-systems/https://www.saybackend.com/blog/2025-feb-text-chunking-rag-systems/Learn how to break down text effectively for Retrieval-Augmented Generation (RAG) systems. From simple character-based splits to AI-powered adaptive chunking, discover the best strategies to improve retrieval accuracy and context understanding.Mon, 03 Feb 2025 00:00:00 GMThttps://www.saybackend.com/blog/2025-jan-kafka-docker-kraft-mode/https://www.saybackend.com/blog/2025-jan-kafka-docker-kraft-mode/Learn how to set up and run Apache Kafka locally using Docker with the new KRaft mode, eliminating the need for Zookeeper.Tue, 28 Jan 2025 00:00:00 GMThttps://www.saybackend.com/blog/2024-sep-nextjs-deploy-any-server/https://www.saybackend.com/blog/2024-sep-nextjs-deploy-any-server/Build a docker image of your nextjs app that can be deployed to any server, without any propreitary cloud provider lock-in.Fri, 06 Sep 2024 00:00:00 GMThttps://www.saybackend.com/blog/2024-aug-nextjs-electron-server-components/https://www.saybackend.com/blog/2024-aug-nextjs-electron-server-components/Learn how to build an app with Next.js and Electron with Server Components supportWed, 07 Aug 2024 00:00:00 GMThttps://www.saybackend.com/blog/2024-jun-golang-dockerfile-optimized/https://www.saybackend.com/blog/2024-jun-golang-dockerfile-optimized/Create best Dockerfile for Golang, optimize your Dockerfile for Golang and make it blazingly fast! 🔥Thu, 06 Jun 2024 00:00:00 GMThttps://www.saybackend.com/blog/2024-jun-saybackend-changelog/https://www.saybackend.com/blog/2024-jun-saybackend-changelog/Features, enhancements, and changes.Wed, 05 Jun 2024 00:00:00 GMThttps://www.saybackend.com/projects/01-reviewhq/https://www.saybackend.com/projects/01-reviewhq/A comprehensive SaaS application to enhance the review system of eCommerce sites.Mon, 06 May 2024 00:00:00 GMT