Complete Guide to Protocols in Swift 3
Detailed explanation of Protocols in Swift 3, from basic concepts to implementation and why Swift is called a Protocol Oriented Programming language.

Related Posts
Discover more content you might enjoy

1DevTool: The Developer Cockpit I Built Because I Was Drowning in Windows
I was running Claude Code, Codex, and Gemini CLI in three different terminals, plus VS Code, Chrome, Postman, and TablePlus — just to ship one feature. So I built 1DevTool: one window per project, every AI agent in one place, everything persists.

Server Compass: Why I Built a Desktop App to Turn Any $5 VPS Into My Own PaaS
I was tired of paying $20+/month for Vercel and Railway, but also tired of self-hosted panels eating 2GB of RAM on my $5 VPS. So I built Server Compass — a desktop app that connects to any VPS over SSH and gives you the full power of a managed PaaS, with zero server overhead and one-time pricing.

Accidentally Building a Blogging Platform
I hadn't written blog posts for a long time and realized I was too dependent on AI. To rebuild my writing habit and think more clearly, I decided to build a writing platform: write.rocks.

Vibe Coding - Rebuilding My Blog from Scratch and Rebranding to khoa.blog
Detailed walkthrough of rebuilding a blog from scratch with vibe coding, from data migration to implementing new features, helping readers understand the personal blog development process.

Feeling Empty Because I Don't Know What to Build
Sharing about the psychological state of not knowing what product to build next after a successful project. I analyze challenges in the AI era like shorter product lifecycles, high competition, and the pressure to create products with real value.

Should You Quit Your Job to Join a Startup?
Personal experience and lessons from quitting a big company job to join a startup. The importance of having a long-term life plan, careful evaluation before quitting, and the benefits of starting a business in your area of expertise.