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RippleUp — One Kotlin Codebase, Shipping on Android and Windows Desktop (v5.3.3 in Production)

DEV Community: kotlin·Rudra Sarker·about 18 hours ago

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The premise Most "cross-platform" stories stop at the pitch. RippleUp is a shipping product: v5.3.3 in production, distributed as an Android APK and a self-contained Windows desktop app, built with Kotlin, Jetpack Compose, and Compose Multiplatform…

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How We Built PDF OCR with Zero INTERNET Permission on Android

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How We Built PDF OCR with Zero INTERNET Permission on Android

DEV Community: kotlin·securepdfeditor·about 18 hours ago

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An Android app that declares no INTERNET permission cannot download models. That is the whole...

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AssertJ vs Kotest Assertions: picking the right assertion library for JVM tests

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AssertJ vs Kotest Assertions: picking the right assertion library for JVM tests

DEV Community: kotlin·Aniket Bhattacharyea·about 18 hours ago

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#devtokotlin #devto #dev #kotest #test

JUnit 6 ships with assertEquals, assertTrue, and a handful of other primitives. They work, but they...

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JUnit 6 Parameterized Tests: The Complete Guide to Data-Driven Testing on the JVM

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JUnit 6 Parameterized Tests: The Complete Guide to Data-Driven Testing on the JVM

DEV Community: kotlin·Aniket Bhattacharyea·about 18 hours ago

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#devtokotlin #devto #dev #test #fullscreen

Writing the same test five times with different inputs is copying, not testing. Parameterized testing...

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Spring Boot Integration Tests Are Slow and Messy: Here's How to Fix Them

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Spring Boot Integration Tests Are Slow and Messy: Here's How to Fix Them

DEV Community: kotlin·Aniket Bhattacharyea·about 18 hours ago

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#devtokotlin #devto #dev #test #spring

Integration test suites can get slow without anyone deciding they should. Another @SpringBootTest...

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Architecting a Low-Power Geofencing Engine for Android

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Architecting a Low-Power Geofencing Engine for Android

DEV Community: kotlin·Haseeb·about 18 hours ago

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#devtokotlin #devto #dev #audiomanager #system

Opening hook The silence in the mosque was absolute, broken only by the rhythmic...

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Why AI Agents Need a Reconciliation Layer: Modeling the Gap Between Dispatch and Confirmation

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Why AI Agents Need a Reconciliation Layer: Modeling the Gap Between Dispatch and Confirmation

DEV Community: kotlin·StareBrain·about 18 hours ago

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#devtokotlin #devto #dev #provider #fullscreen

When an AI agent dispatches an action — booking a slot, sending a message, writing a file — there are...

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The Kotlin Feature That Changes How You Think About Writing Safer Code

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The Kotlin Feature That Changes How You Think About Writing Safer Code

DEV Community: kotlin·Usba Usman·about 18 hours ago

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#devtokotlin #devto #dev #kotlin #null

Null safety looks like a small language feature, but understanding it can completely change how you...

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RippleUp — One Kotlin Codebase, Shipping on Android and Windows Desktop (v5.3.3 in Production)

How We Built PDF OCR with Zero INTERNET Permission on Android

AssertJ vs Kotest Assertions: picking the right assertion library for JVM tests

JUnit 6 Parameterized Tests: The Complete Guide to Data-Driven Testing on the JVM

Spring Boot Integration Tests Are Slow and Messy: Here's How to Fix Them

Architecting a Low-Power Geofencing Engine for Android

Why AI Agents Need a Reconciliation Layer: Modeling the Gap Between Dispatch and Confirmation

The Kotlin Feature That Changes How You Think About Writing Safer Code