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Kotlin

a cross-platform, statically typed, general-purpose programming language with type inference

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The PIN was accepted and the UPI payment still failed: designing a fallback for a rule outside your app

The PIN was accepted and the UPI payment still failed: designing a fallback for a rule outside your app

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5 min read
Architecting for Privacy: Why I Chose a 100% Local-Only SQLite Strategy for Muffle

Architecting for Privacy: Why I Chose a 100% Local-Only SQLite Strategy for Muffle

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5 min read
Getting Started with OAuth2 and JWT in Spring Boot

Getting Started with OAuth2 and JWT in Spring Boot

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1 min read
I built a free, open-source ADB game booster for Android (no root, no PC)

I built a free, open-source ADB game booster for Android (no root, no PC)

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2 min read
Your Hand-Rolled LRU Cache Is One Edge Case Away from a Memory Leak

Your Hand-Rolled LRU Cache Is One Edge Case Away from a Memory Leak

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4 min read
Architecting a Low-Power Geofencing Engine for Android: Lessons in Battery Optimization

Architecting a Low-Power Geofencing Engine for Android: Lessons in Battery Optimization

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5 min read
The upload started. Can the user leave the screen?

The upload started. Can the user leave the screen?

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3 min read
Which country is a bare phone number from? Network vs SIM vs locale, and the roaming case that broke the simple rule

Which country is a bare phone number from? Network vs SIM vs locale, and the roaming case that broke the simple rule

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4 min read
I built a study timer app for Android entirely from my phone (and the first build failed with 30 errors)

I built a study timer app for Android entirely from my phone (and the first build failed with 30 errors)

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4 min read
Did the payment go through? Handling uncertain outcomes with Ballarch

Did the payment go through? Handling uncertain outcomes with Ballarch

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14 min read
Engineering a Low-Power Geofencing Engine for Android

Engineering a Low-Power Geofencing Engine for Android

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5 min read
A text-only app drawer in Jetpack Compose: an A–Z scrubber, a recent-installs section, and the index math between them

A text-only app drawer in Jetpack Compose: an A–Z scrubber, a recent-installs section, and the index math between them

1
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9 min read
One Kotlin core for every screen: what is shared and what is not

One Kotlin core for every screen: what is shared and what is not

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5 min read
RestaurantApp: Building a Modular Kotlin Multiplatform App with Clean Architecture and MVI 🚀

RestaurantApp: Building a Modular Kotlin Multiplatform App with Clean Architecture and MVI 🚀

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3 min read
Android reminders that actually fire: exact alarms, SCHEDULE_EXACT_ALARM and rescheduling after reboot

Android reminders that actually fire: exact alarms, SCHEDULE_EXACT_ALARM and rescheduling after reboot

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5 min read
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