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4NEWS.black is a focused search engine and resource site built to make Black news, reporting, and community resources easier to find. Our platform combines specialized indexes, curated feeds, and AI tools to surface stories, organizations, and products that general search often misses. Part of the 4SEARCH network of topic specific search engines.
Latest Articles
I made two AIs review each other's code for 30 days. A human still caught the bug in 5 minutes.
13+ min ago (905+ words) Last month I let AI write 100% of my code for 30 days. The single loudest lesson wasn't "AI is amazing" or "AI is useless." It was one sentence: the thing that writes the code can never be the thing that reviews…...
AI Website Handoffs: When a Prototype Needs a Real Code Boundary
10+ min ago (332+ words) A polished AI-generated website can hide an unfinished delivery model. The hard question is not whether a builder can produce a convincing page. It is whether the next person can safely change the real system without reconstructing the original prompt,…...
Record why an approach was rejected—and when to revisit it
8+ min ago (564+ words) Disclosure: I maintain Selvedge, an open-source decision-history tool. This article was prepared with AI assistance from Grok and Codex. The example below is hypothetical and uses plain Markdown; it does not require a particular product. A repository can show what…...
AI Agent Memory: Sliding Windows, Summaries, and Vector Storage
43+ min ago (623+ words) The agent we built in Post #4 has one big problem — the moment the script ends, it forgets everything. Next time you run it, it starts from zero. No memory of past conversations, no retained facts, nothing. For a quick experiment…...
Learning from first principles
11+ min ago (431+ words) Enterprises and large coorporations manage tens of millions of requests daily. what this implies is that the need for deep understanding of systems and engineering foundations in becoming increasingly important. people like to say things like Coding is Solved or…...
The best coding agent still gets ~6 in 10 changes wrong. That is your review load.
26+ min ago (244+ words) While tech review articles argue about what PR length is safe to let an agent produce, the review problem is set by a simpler number: how often the agent is wrong. Specific Labs' Real-SWE benchmark, published September 2026, runs frontier agents…...
The Illusion of String.length: How to safely count Unicode, Emojis, and Words in JS
21+ min ago (173+ words) If you are building a text input that restricts users to a specific character limit (like a tweet, an SMS gateway, or an SEO meta tag), your first instinct is probably to use String.prototype.length. If you are doing…...
The more aggressive matmul kernel lost to the register budget
16+ min ago (171+ words) The WebGPU matmul sweep started with a naive kernel, then added 16 by 16 workgroup tiling and a 4 by 4 output block per thread. At a 2048 cubed matrix size, the measured time moved from 47.24 ms for the naive kernel to 17.23 ms for tiling…...
Your Own Agent Roadmap — From Safety Net to Autonomous Discovery
27+ min ago (564+ words) The state where memory (Chapter 3), hook gates (Chapter 4), and the auditor (Chapter 6) are in place. The AI hasn't become more capable — what's been built is an environment where it's hard to be wrong. Graduation criteria: the recurrence rate of the…...
Make Fully Customizable QR Codes (Actually)
17+ min ago (28+ words) Tired of usual bland QR codes that don't show off your brand? I made a simple API to create fully... Tagged with python, api, backend, tools....