Beginner Developer Builds Multi-Page HTML-Only Website to Master Web Fundamentals

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A beginner web developer created a multi-page website using only HTML, with no CSS or JavaScript, as part of a self-directed learning series. The project includes sections such as Home, About Me, Skills, Projects, and Contact, all connected through HTML hyperlinks. Key concepts practiced include semantic HTML elements, image embedding with alt attributes, internal and external links, and metadata usage via the viewport meta tag. The exercise helped the developer understand how multiple HTML files work together to form a complete website structure. The developer plans to next learn CSS to improve the site's layout, typography, and responsive design.

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Study of 300 websites finds no preferential treatment for signed AI agents

A developer built a custom tool and tested 300 public websites to verify two widely repeated claims: that sites treat cryptographically signed AI agents differently, and that some sites hide text visible only to AI models. Signed requests made no positive difference — in the three cases where signing had any effect, the signed agent was actually treated worse. Hidden machine-only text appeared on just one page out of 281, a single transparent span on firecrawl.dev directing AI agents to an onboarding file. The study also found that the median webpage costs an AI reader 2,592 tokens, while the seven sites serving markdown to machine clients cut that to around 962 tokens, though most of those markdown responses had caching header errors. A key methodological finding was that 27% of homepages returned different content between identical requests, meaning any signed-versus-unsigned comparison must account for natural page variation to avoid measuring noise.

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ProgrammingDEV Community ·

How to Build an Offline-First React App Using TanStack Query and IndexedDB

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

Kyiv Developer Builds Survival Game Mid-Hackathon While Battling Severe Mental Illness

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