// 5 articles available
Apple released Swift System Metrics 1.0, a package that collects process-level metrics like CPU time, memory usage, and file descriptors with a unified API across Linux and macOS.
Learn how to use Xcode's Device Conditions feature to simulate thermal state and network conditions to test your app under real-world stress scenarios.
When Xcode's indexing gets stuck or takes forever, your autocomplete and jump-to-definition stop working. Here's how to get it unstuck.
Learn how to detect when users enable Low Power Mode and automatically reduce animations, refresh rates, and visual effects to preserve battery life in your SwiftUI app.
Discover how the Objective-C runtime secretly stores small strings directly in pointer values, eliminating heap allocations entirely.