- swift
- swift-zero-expert
- swift-fundamentals
Swift from Zero to Expert #3: Strings and Characters — much more than text
Unicode scalars, grapheme clusters, why string[0] doesn't exist in Swift, and how Substring shares memory with the original String.
Writing about Swift.
Real-world iOS engineering, explained clearly.
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- swift
- swift-zero-expert
- swift-fundamentals
Swift from Zero to Expert #2: Collections — Array, Set and Dictionary under the hood
Discover how Swift's collections work inside: when to use each one, their algorithmic complexity, and the elegance of copy-on-write.
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- swift
- swift-zero-expert
- swift-fundamentals
Swift from Zero to Expert #1: Data types, operators, and how Swift thinks about memory
First article in the Swift from Zero to Expert series. We explore fundamental data types, operators, and why Swift decides to put things on the stack.
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- swift
- ios
- performance
Mastering Instruments (Part 2): Stack vs. Heap, Symbolication, and Early Detection
Understand how your app manages memory, why dSYMs are critical, and how to detect performance issues before opening Instruments.
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- swift
- ios
- performance
Mastering Xcode Instruments: Mental Models, Bottlenecks, and Signposts
Learn to think like a performance detective. We break down Instruments from mental models to practical hang resolution and code instrumentation with Signposts.
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- swift
- concurrency
- ios
Complete Swift 6.2 Guide: Approachable Concurrency Explained
Interactive guide covering the 5 feature flags of Approachable Concurrency in Xcode 26, recommended configuration, and step-by-step migration guide.
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- career
- ios
- ai
My Journey with Apple Coding Academy: From Self-Doubt to Growth
How Apple Coding Academy restored my confidence as an iOS developer, opened my eyes to AI, and transformed my career.
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- ai
- ios
Claude's 1M Context Window Is a Game Changer for iOS Developers
Anthropic made the 1M-token context window GA for Claude Opus 4.6 and Sonnet 4.6 with no price increase. Here's what it means for Swift and iOS engineers.
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- ai
- ios
From AI assistant to AI engineering teams
How parallel agent teams are changing AI development, and how to apply it to iOS using Claude Code Agent Teams.
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- swift
- ai
Swift Refresh 2025 – Day 5: Modern AI, Foundation Models, and AI-powered development
A deep dive into Day 5 of Swift Refresh Workshop 2025: neural networks, Transformers, Apple on-device models, FoundationModels, and practical methodology for integrating AI into apps.