1+ hour, 21+ min ago  (704+ words) The Problem with Auto-Incrementing IDs When building a B2 B Saa S platform at Smart Tech Devs, using standard auto-incrementing integers (1, 2, 3) for your primary keys is an enormous security liability. If a user sees /invoices/405 in their URL, they immediately know…...

2+ hour, 47+ min ago  (469+ words) Production benchmarks reveal the surprising winner in the battle for microsecond-level RPC performance The common narrative suggests Go dominates g RPC performance due to its mature ecosystem and Google's investment. Initial benchmarks seemed to support this: Go library was extremely…...

2+ hour, 32+ min ago  (453+ words) I recently refactored our core ingestion architecture to support institutional Saa S onboarding, specifically hardening our payment verification loops and formalizing our public endpoint contracts. The changes are isolated to core/tools/buildinpublic. py and phases/phase4content. py (which manages our…...

4+ hour ago  (316+ words) Web Chat A Peer JS-based browser-to-browser video conferencing app with low-latency, high-performance real-time communication. This project pushed me deep into the internals of infrastructure optimization. Key Engineering Decisions: Engineered a combined signaling server: integrating Express. js, Socket. IO and Peer…...

3+ hour, 40+ min ago  (262+ words) You hit "Submit Order" and the network drops mid-request. Did the charge go through? Should you retry? Without idempotency keys, you're gambling " and your users are the ones losing money. Idempotency is the property that making the same request multiple…...

2+ day, 47+ min ago  (328+ words) This article delves into the essential process of JSON validation and cleaning, highlighting its importance in data integrity and system interoperability. Learn how to structure and maintain clean JSON data. This guide explores the process of validating and cleaning JSON…...

13+ hour, 33+ min ago  (1761+ words) This Django tutorial is opinionated. It uses Postgre SQL instead of SQLite past step 4, uses uv for dependency management instead of plain pip, ships a custom user model from day one (because retrofitting one later is painful), and configures STORAGES…...

14+ hour, 41+ min ago  (457+ words) Enables access to Git Hub's API through Open API specifications, allowing AI agents to interact with Git Hub resources using dynamically generated tools. Provides integration with Lang Chain for AI agents to use dynamically generated MCP tools for natural language…...

2+ week, 6+ day ago  (267+ words) The Agify API predicts age from a name. Send a name, receive an estimated age. Authentication uses an API key from your account dashboard. Requests are GET. Responses are JSON. There is one endpoint: Every successful response includes an age…...

8+ hour, 14+ min ago  (343+ words) I wanted to learn backend development in Python, but choosing the right framework felt overwhelming. Flask was simple and beginner-friendly, Django looked powerful but huge, and then I discovered Fast API. At first, I kept seeing developers talk about how…...