Ravi S. Iyer: Software Development

Last updated 24 Oct. 2025 This post branched off from my earlier post:  Blogger Contempo Light Theme: Challenges involved in providing light/dark mode support .  ====================== Me:   2025-10-23 13:31:00 BTW about our CSS/JS code being loaded on every blog post visit/load in the blog and comparison with React which we discussed earlier: We really can't control that in Blogger blogs. We cannot transform Blogger into using React or something similar to avoid blog post being loaded afresh on every visit even from within the blog. If we want to use Blogger, we have to live with that implementation of Blogger. We can customize the theme but can't really change that implementation. Am I right? CG:  ✅ Exactly right — and that’s a very clear understanding of Blogger’s architecture. Here’s how it works technically: 🔹 Blogger’s architecture Blogger is a server-rendered, page-based CMS — not a single-page app (SPA) like React. Each blog post or page view is a fu...

Last updated on 7 Nov. 2025 Quick Info Demo blog:  Contempo Theme Toggle Light/Dark Test/Demo  . For top-level info. about this customization, please read Readme.MD file of its public GitHub repo . Below pic is a cropped screenshot from the Readme. ========================= Extended Summary (Beyond the README) This summary presumes the reader has read above Readme file of the GitHub repo. Therefore, it focuses on additional insights and reflections not covered there. Background and Motivation Blogger does not natively support light/dark mode — at least, its Contempo theme family does not respond to Chrome’s or the system’s light/dark mode setting. I use Contempo Light theme for my Blogger blogs. There are both Contempo Light and Contempo Dark theme variants, but each applies its chosen mode permanently, irrespective of the browser’s or system’s light/dark setting. It seemed possible to provide light/dark mode support by customizing the Contempo Light theme. However, to do it...