Writings by Jiru Gutema
List of essays, tutorials and notes
Main article: Jiru Gutema.
This is a chronological list of writings authored by Jiru Gutema, covering software development, web technologies and programming best practices. The list is ordered by publication date, with the most recent entries first.
Writings by Jiru Gutema| Title | Published | Read time | Excerpt | Tags |
|---|
| Understanding Vector Databases in Real Applications: What Actually Happens When AI Search Meets PostgreSQL | 24 Jun 2026 | 10 | Vector databases sound complex, but the core idea is surprisingly simple: AI models only convert text into numerical vectors (embeddings), while the database handles storage and search. This article breaks down how semantic search actually works in real applications, from generating embeddings asynchronously to using PostgreSQL + pgvector for fast, meaningful results. You'll learn why background processing matters, when to use embeddings (and when not to), and how this architecture powers practical AI features like intelligent CRM search. | |
| Why Vim Motions Changed the Way I Code | 2 Mar 2026 | 3 min read | Why I reach for Neovim most days even with VS Code available and how Vim motions reshaped my coding flow. | |
| Powerful Tools I Use for productivity | 15 Jan 2026 | 2 min read | In this blog post, I'll share details about a few handy tools I occasionally use for device management and connectivity | |
See also