Javascript - Tag - arleo.euhttps://www.arleo.eu/en/tags/javascript/Javascript - Tag - arleo.euHugo -- gohugo.ioenThu, 14 May 2026 09:46:31 +0200Postmortem: TypeIt broken by Mermaid in LoveIt themehttps://www.arleo.eu/en/posts/postmortem-typeit-mermaid/Thu, 14 May 2026 09:46:31 +0200Jmrhttps://www.arleo.eu/en/posts/postmortem-typeit-mermaid/

TL;DR

The LoveIt theme’s typewriter animation (TypeIt) stopped working on the home after adding Mermaid diagrams to posts. Cause: a #id-1 DOM selector shared between both libraries. When Mermaid finds an orphan block in a home summary, its initialization crashes, and the JS init chain stops before reaching TypeIt. Fix: add `

]]>jQuery → Vanilla ES6 Migrationhttps://www.arleo.eu/en/posts/jquery-migration/Mon, 06 Apr 2026 00:00:00 +0200Jmrhttps://www.arleo.eu/en/posts/jquery-migration/

⚡ In short

This site was migrated from jQuery to native JavaScript (Vanilla ES6). An 87 KB external dependency removed, replaced by modern code that does exactly the same thing — no extra download, no third-party library.

For visitors, nothing changes. For security and performance, it’s a measurable improvement.

🧠 Why

jQuery was essential in 2010 when browsers all behaved differently. In 2026, modern browsers natively support everything jQuery did:

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