MangoByteThinking
Notes and essays, newest first. Short pieces on what I am building and what it taught me.
LLM Rules and Instructions for Accurate, Relatable and Reliable Responses
Three reusable pieces: a preferences template, a 12 working protocol and a prompt for getting complex things explained without branching.
Claude Code Sensitive Information Redaction (with interactive playground!)
Extending Wissem’s cc-filter Security Hook from Binary Blocking to Intelligent Redaction in Claude Code and What We Learned About Claude Code’s API Gaps Along...
“You’re Absolutely Right! I Shouldn’t Read Your .env” — reads it anyway
Claude Code’s security landscape has evolved significantly since October 2025, with Anthropic shipping four major CVE fixes and introducing kernel-level...
SwiftData Enums in Xcode Previews: Technical Findings
Notes and tips on how get these two work nicely together when using Enum with associated values.
Enum-driven SwiftUI TextField Part 3: Two Stage Validation System (Advanced scenarios)
Hello & welcome back to our series on building a production-ready SwiftUI TextField! In Parts 1 and 2, we established our enum-driven foundation and basic...
Enum-driven SwiftUI TextField Part 2: Two Stage Validation System (The foundation)
In Part 1, we built a solid foundation for our input field using enum-driven state management. Now, let’s add a professional-grade validation system that’s:
Enum-driven SwiftUI TextField Part 1: Creating a State-Driven Floating Label TextField
SwiftUI’s TextField shines in its simplicity — clean, functional, and ready to use. But when your app needs floating labels, validation states, or error...
Refactoring Bitcoin Price Tracker to The Composable Architecture (TCA)
In our previous article, we built a live Bitcoin price tracker using SwiftUI and WebSocket. Today, we’re taking it a step further by refactoring our...
Live Bitcoin Price Tracker in SwiftUI
To celebrate Bitcoin’s milestone in breaking $70,000 and reaching a new all-time high, let’s build a live Bitcoin price tracker in SwiftUI using a WebSocket...