- 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.
Writing about Swift.
Real-world iOS engineering, explained clearly.
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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.
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- swift
- concurrency
- ios
Swift Refresh 2025 – Day 4 (Part 2): Modern Observation and Reactive UIKit
A deep dive into the second part of Day 4: Observation as AsyncSequence, truly reactive UIKit with observable models, and typed notifications.
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- swift
- concurrency
Swift Refresh 2025 – Day 4 (Part 1): Memory, Real Concurrency, and Synchronization
A deep dive into the first part of Day 4: inline arrays, Span, real concurrency with actors, mutex, and atomics. Swift no longer protects, it demands intention.
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- swift
- swiftui
Swift Refresh 2025 – Day 3: Liquid Glass, animations, SwiftData, and Xcode as an agent
A recap of Day 3 from Swift Refresh Workshop 2025: state, Liquid Glass, declarative animations, SwiftData, and the new role of Xcode as an agent.