A weekly web development newsletter from Packt covering JavaScript, Node.js, React, and AI-assisted development, with long-form tutorials by guest authors. Readers get hands-on guides, such as building streaming AI chat endpoints, and an upcoming shift toward a combined Build With AI newsletter.
Website: https://packtwebdevpro.substack.com
Signal Lock publishes measured studies of how AI assistants like ChatGPT, Claude, Gemini and Perplexity describe local businesses, using counted answers and cited sources. Issues cover directory citations, the limits of free AI visibility scores, and a before-and-after test of a website rebuilt to be readable by AI assistants.
A technical blog with hands-on Marketo hacks, including browser-console scripts and Email Editor template code. Readers get working code snippets plus explanations of how they work and why they matter.
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