elite hacks

10 techniques to pass 90% of algorithmic interviews

Learnings from my long-overdue LeetCode grind

Jan 6 • Jacob Bartlett

Ancient Secrets of the Objective-C Runtime

Applied ObjC for modern Swift apps

Dec 9, 2025 • Jacob Bartlett

Swift Concurrency Training Kata

Master concurrency with 12 real-world challenges

Nov 11, 2025 • Jacob Bartlett

How do researchers reverse-engineer private frameworks?

Own the (private) libs today

Oct 28, 2025 • Jacob Bartlett

Total Control of Your Camera Using Pixel Buffer APIs

Come for the AVCaptureSession, stay for the Core ML & Metal

Oct 14, 2025 • Jacob Bartlett

How are Actors Implemented in Swift?

They aren't magic, just bloody complicated

Sep 30, 2025 • Jacob Bartlett

Claude Code has made me 50-100% more productive

How to wield agentic coding agents

Sep 2, 2025 • Jacob Bartlett

Swift Concurrency's Biggest Unintuitive Gotchas

Context inheritance, cascading cancellation, interleaving, and Swift 6.2

Aug 19, 2025 • Jacob Bartlett

Performance Analytics

Actionable steps for crowd-sourcing your performance profiles

Aug 5, 2025 • Jacob Bartlett

How to Learn the Swift Source Code

Become an expert at Swift Internals 🛠️

Jul 22, 2025 • Jacob Bartlett

The 1-hour Swift Concurrency course

Understand the toolset from async/await to modern Swift 6.2

Jul 8, 2025 • Jacob Bartlett

Through the Ages: Apple Concurrency APIs

Play with working code from 1977 to the modern day

Jun 24, 2025 • Jacob Bartlett

#nojs-banner { position: fixed; bottom: 0; left: 0; padding: 16px 16px 16px 32px; width: 100%; box-sizing: border-box; background: red; color: white; font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol"; font-size: 13px; line-height: 13px; } #nojs-banner a { color: inherit; text-decoration: underline; } This site requires JavaScript to run correctly. Please turn on JavaScript or unblock scripts