Making illegal state unrepresentable
A couple of years ago, I wrote that The Builder pattern is a finite state machine! . A state machine consists of states and transitions between them. …
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How I Started Learning Kotlin by Building a Real Android App
For a long time, Kotlin was one of those technologies I kept meaning to learn “properly.” You probably know the feeling. You read a few examples. You …
Day 9/100: onSaveInstanceState vs ViewModel vs SavedStateHandle — Pick the Right Tool
This is Day 9 of my 100 Days to Senior Android Engineer series. Week 2 theme: Process & Memory. Each post: what I thought I knew → what I actually…
How I Built a Batch Image Compressor for Android That Handles 500 Photos at Once
The Problem That Started It All A photographer friend of mine had a familiar complaint: she'd shoot 400+ RAW-converted JPEGs at an event, and getting …
How to Dynamically Change App Language in Jetpack Compose (Modern Android Guide) 🚀🌏
Many apps today let users choose their preferred language directly inside the app — not just rely on the device language. For example: Someone learnin…