# technical article (blogs) — RSS Amplifier Recent posts from the 3 feeds in the RSS Amplifier directory that cover technical article. Page: Feed: --- ## [Simulating a Solar Panel & Battery in Home Assistant Before Buying One](https://virtuallytd.com/posts/solar-simulation-home-assistant/) _2026-06-16 · VirtuallyTD_ ​ ## [Virtual Solar](https://virtuallytd.com/projects/ha-virtual-solar/) _2026-06-16 · VirtuallyTD_ ## [Changelog](https://virtuallytd.com/projects/whereisit/changelog/) _2026-04-20 · VirtuallyTD_ ## [Privacy Policy](https://virtuallytd.com/projects/whereisit/privacy/) _2026-04-20 · VirtuallyTD_ ## [Webhook Automation with Hooky](https://virtuallytd.com/posts/webhook-automation-with-hooky/) _2026-04-14 · VirtuallyTD_ A comprehensive guide to automating Docker deployments using Hooky, a lightweight webhook server written in Go. Learn how to install Hooky on CentOS, configure HMAC signature validation, integrate with GitHub Actions, and set up secure automated deployments behind Caddy reverse proxy. ## [Claude Code Switcher](https://virtuallytd.com/projects/claude-code-switcher/) _2026-04-13 · VirtuallyTD_ ## [Hooky](https://virtuallytd.com/projects/hooky/) _2026-04-13 · VirtuallyTD_ ## [Emacs Garbage collection improvements by using the GCMH package](https://onlisp.co.uk/Emacs-Garbage-collection-improvements-by-using-the-GCMH-package.html) _2025-10-05 · Emacs, Lisp and related technical subjects_ One way to configure Garbage Collection is through the ELPA GCMH package. (...) ## [Use a more responsive Emacs by testing the IGC development branch](https://onlisp.co.uk/Use-a-more-responsive-Emacs-by-testing-the-IGC-development-branch.html) _2025-09-24 · Emacs, Lisp and related technical subjects_ We explain how to test a new feature of Emacs, in development, which makes Emacs more responsive. This is a new Garbage Collector which you can try as part of the IGC branch, and instructions are provided. (...) ## [Key layout with lower case parens and backspace on left](https://onlisp.co.uk/Key-layout-with-lower-case-parens-and-backspace-on-left.html) _2025-03-22 · Emacs, Lisp and related technical subjects_ I explain how to implement key layout ideas from the Space Cadet. I configure shift as parens, and change caps lock to a dual use key for backspace and control. (...) ## [Meet Claude, an AI assistant (Sponsored)](https://crawlproof.com/a/kgcy2LGJrHdR) _2025-03-22 · **Sponsored**_ Chat with Claude at claude.ai — a conversational AI assistant. ## [Link Collection: February 2025](https://virtuallytd.com/links/link-collection-february-2025/) _2025-02-28 · VirtuallyTD_ The February 2025 Link Collection features a curated roundup of valuable links for tech professionals, engineers, and managers. Explore powerful open-source tools, expert insights on leadership and strategy, and practical guides on productivity, software development, and management. Whether you’re looking to enhance your skills or stay ahead of industry trends, this edition has you covered. ## [Emacs 30.1 released including which-key](https://onlisp.co.uk/Emacs-30_002e1-released-including-which_002dkey.html) _2025-02-23 · Emacs, Lisp and related technical subjects_ Emacs 30.1 has been released. I summarise the purpose of which-key, a package now built in Emacs 30.1, which I contributed patches to include in core Emacs. (...) ## [Link Collection: January 2025](https://virtuallytd.com/links/link-collection-january-2025/) _2025-01-31 · VirtuallyTD_ The January 2025 Link Collection offers a comprehensive roundup of valuable links for tech enthusiasts and professionals. Explore cutting-edge open-source tools, transformative books on leadership and engineering, and practical guides on productivity and management. This edition is packed with resources to enhance your skills and knowledge in the tech industry. ## [Smart Bedtime Light Automation for Kids with Home Assistant](https://virtuallytd.com/posts/smart-bedtime-light-automation-with-home-assistant/) _2025-01-07 · VirtuallyTD_ ​Discover a practical Home Assistant automation to dim and turn off kids’ bedside lamps at night. This step-by-step guide includes YAML code, customization tips, and a breakdown of each automation element. ## [The Missing Mirror](https://virtuallytd.com/posts/the-missing-mirror/) _2025-01-02 · VirtuallyTD_ Explore the true essence of morality in ‘The Missing Mirror,’ where self-reflection and empathy distinguish the good from the bad. Uncover how remorse not only defines moral character but also serves as a catalyst for personal growth and change. ## [Link Collection: December 2024](https://virtuallytd.com/links/link-collection-december-2024/) _2024-12-30 · VirtuallyTD_ Discover December 2024’s top picks featuring open-source projects, essential reads, and expert guides. Dive into productivity hacks, management tips, and cutting-edge tech insights. ## [Creating an info manual by conversion, example for Python](https://onlisp.co.uk/Creating-an-info-manual-for-Python.html) _2024-11-29 · Emacs, Lisp and related technical subjects_ I explain how to enable the ability to look up symbols in the documentation for Python by creating a manual in the info format. (...) ## [Link Collection: November 2024](https://virtuallytd.com/links/link-collection-november-2024/) _2024-11-26 · VirtuallyTD_ Explore November 2024’s selection of projects, books, guides, and management insights. Highlights include open-source tools, leadership strategies, and technical tutorials. ## [Basics of Emacs manual documentation](https://onlisp.co.uk/Basics-of-Emacs-manual-documentation.html) _2024-11-17 · Emacs, Lisp and related technical subjects_ I introduce the basics of Emacs manual documentation, how to open the manuals, reference the manuals, and print the manuals. (...) ## [Emacs display code on TTY](https://onlisp.co.uk/Emacs-display-code-on-TTY.html) _2024-09-28 · Emacs, Lisp and related technical subjects_ The display code in Emacs includes many optimizations. In this article I explore some of the comments and code in the Emacs source. There are indeed a lot of detailed comments in this part of the code. We start with a small part related to TTY. (...) ## [Stop CI/CD & Supply-Chain Attacks (Sponsored)](https://crawlproof.com/a/2R8joc9sK2DG) _2024-09-28 · **Sponsored**_ Per-PR: 17 CI/CD checks and package malware scans with inline Check Run findings. ## [Emacs and redisplay on the terminal (TTY). \`\`Because the true color of computing is phosphorescent green on black.''](https://onlisp.co.uk/greenphosphor.html) _2024-09-20 · Emacs, Lisp and related technical subjects_ (Date: 20 September 2024) Summary I select highlights of jwz's previous post about a physical terminal. This provides motivation for studying the Emacs display engine in a future article, with associated optimizations. Ann Arbor terminal Jamie Zawinski wrote a 2016 blog post on reconnecting his physical terminal from 1982--83, by using a Raspberry Pi. Here are some excerpts. (...) ## [Emacs and kmonad (keyboard manager with multi-tap functionality and s-exps config)](https://onlisp.co.uk/kmonad.html) _2024-09-15 · Emacs, Lisp and related technical subjects_ KMonad is a free program which can provide advanced keyboard customization, with possibilities useful for Emacs. For example, keys can play multiple roles, making space act like Control, or shift keys producing parens, or double tapping enabling a whole new keyboard layer. The advanced technique of 'home row modifiers' is also possible.