My road to ML-KEM-768 over X25519 for my messaging app
Eight months ago I started working on a messaging app as an hobby to see how difficult it is. One thing led to another and then I was obsessed with th…
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My road to ML-KEM-768 over X25519 for my messaging app
Eight months ago I started working on a messaging app as an hobby to see how difficult it is. One thing led to another and then I was obsessed with th…
The Future of Android is Local: How to Run Custom LLMs (Llama, Gemma) On-Device with MediaPipe and Kotlin
For years, the promise of Large Language Models (LLMs) in the mobile ecosystem has been tethered to the cloud. We’ve treated these powerful models as …
Как мы написали UI-тесты для ИИ-агента внутри JetBrains IDE
Как проверить, что ИИ-агент в IDE работает, если на одинаковые запросы LLM отвечает по-разному? Ответы модели недетерминированы, а интерфейс и бизнес-…
I wrote my third XML parser. Here's why this one was different.
Hi, I'm Pasha, and I write XML parsers. Not because the world needs another one. The world has xmlutil by Paul de Vrieze, which I will say specific ni…
Beyond the Cloud: Mastering On-Device GenAI with MediaPipe and Gemini Nano on Android
The era of "Cloud-First" AI is facing a silent revolution. While GPT-4 and Claude 3 dominate the headlines, a significant shift is happening right in …
Gradle Said No. Here's How I Learned to Actually Read the Error.
There's a specific kind of panic that only Android developers know. You open your project. You change one line — maybe you bumped a library version, m…
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. …
I pushed my Android app to production. Then Android and the OEMs spent two weeks tearing it apart.
I build a safety-critical Android app that monitors elderly people living alone. It watches the phone 24/7 — motion, GPS, screen activity — and emails…
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 …
[Перевод] REST умер? Почему Java-разработчики уходят в GraphQL
Один экран в приложении, а на бэкенде несколько REST-вызовов , куча эндпоинтов и ответы, где 90% полей не используются. Теряем в скорости, усложняется…
Kotlin Корутины + БД connection pool. Как не получить каскадное падение
Почему Dispatchers.IO + Hikari + чуть-чуть лагов БД = каскадная деградация всего сервиса, и как bulkhead-паттерн в одну строку это лечит. Читать далее
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…
Dependency: That One Line in build.gradle You Copy Without Thinking? Let's Actually Understand It.
You know the drill. You want to add Retrofit to your project. You Google "add Retrofit Android.", take it from official documentation You find the lin…
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 …
The Only Compose-Native 3D & AR Library for Android
You're building an Android app with Jetpack Compose. You need 3D. Maybe a product viewer, a model configurator, or AR furniture placement. You search.…
KMP Native UI Login and Profile screens, navigation, and more
We are all set now. Our KMP Native UI app is fully configured with Koin dependency injection Ktor networking client and structured according to Clean …
[Перевод] Самый простой способ устроить утечку памяти в Java
В новом переводе от команды Spring АйО рассмотрим утечки памяти в Java. Не секрет, что GC освобождает только недостижимые объекты. Утечка в Java начин…
Next-Level Observability with OpenTelemetry
When something goes wrong in my applications, logging is almost always the first tool I reach for. I'll throw a few log statements at the start and en…
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…