Social Media Engagement: summer 2026
In order to let people know about new articles on martinfowler.com, I post announcements on social media. I’ve been doing this for a long time, starting on Twitter back in…
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Compliance for a new regulatory era
Enforcements such as NIS2 are no longer a future planning consideration. The European Union Agency for Cybersecurity’s (ENISA) NIS360 report confirms that supervisory authorities are actively assessing cybersecurity maturity across…
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What’s !important #18: , Syntax ::highlight()ing, named-feature(), and More
Well, that’s a wrap. No, not a flex-wrap, but rather today marks a new day, week, month, season, aaaand new edition of What’s !important (#18), bringing you the best content…
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Your Model’s MSE Is Lying to You
Two models, one number, opposite realities Imagine you have a sensor recording something you care about, for example seismic background at a detector site, electrical load on a grid, or…
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RFC 9457: A Better Error Response Format for HTTP APIs
RFC 9457: A Better Error Response Format for HTTP APIs Most APIs eventually end up with an error response like: { "message": "Something went wrong", "error": "Bad Request", "statusCode": 400} The problem…
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Jotai 3.0 Ships as a Modernized, ESM-Only Package That Drops Legacy Builds and Deprecated APIs
Jotai, the atomic state management library for React maintained under the Poimandres collective, has published its v3.0.0 stable release, which the team introduced as “a modernized ESM-only package with no…
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Building A UX ROI Case That Survives The Boardroom — Smashing Magazine
Strong UX ideas do not secure investment on their own. Through a worked example, Alex Williams breaks down how to define business value, calculate costs, test causality, and build a…
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Rebuilding AUTOMATIC1111 with Gradio Workflow
In our last post, we built five small gr.Workflow graphs and hinted at what it would take to build something as complex as AUTOMATIC1111’s stable-diffusion-webui. In this post we walk…
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How to Connect to HMRC’s Making Tax Digital API: A Beginner’s Guide
If you write software for anyone who pays UK tax, sooner or later you’ll need to talk to HMRC. Making Tax Digital (MTD) for Income Tax went live on 6…
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Why MCP security is about permissions overhaul
Anthropic’s Model Context Protocol (MCP) went into production in late 2024. It spread rapidly after that. Since then, thousands of MCP servers have been created. Microsoft, Google, and OpenAI embraced…
