Philipp Lackner Courses

Working with Files in Kotlin - I/O Essentials

Master file handling fundamentals in Kotlin, covering file referencing, permissions management, and directory traversal techniques for JVM-based environments.

• YouTube
• 18 minutes
• Self-Paced
• Free Video

Getting Started With Firebase Test Lab for Android App Testing

Master Firebase Test Lab integration in Android Studio to run cloud-based testing across multiple devices and configurations, streamlining your app's quality assurance process.

• YouTube
• 19 minutes
• Self-Paced
• Free Video

Android and Kotlin Multiplatform Development Roadmap 2025 - From Beginner to Industry-Ready

Master a comprehensive roadmap for Android and Kotlin Multiplatform development, covering essential technologies from Kotlin basics to advanced architecture patterns and reactive programming.

• YouTube
• 20 minutes
• Self-Paced
• Free Video

Introduction to Android XR Development - Building Apps with AR and VR Support

Discover how to develop Android AR and VR applications using Google's XR framework, covering essential setup and implementation techniques for creating immersive mobile experiences.

• YouTube
• 26 minutes
• Self-Paced
• Free Video

Comparing Dependency Injection Approaches in Android: Dagger-Hilt, Koin, and Manual DI

Compare dependency injection approaches in Android development - from Dagger-Hilt and Koin to manual implementation - with detailed analysis of advantages and practical recommendations.

• YouTube
• 21 minutes
• Self-Paced
• Free Video

Single State Fields vs State Data Class in Android ViewModel - Architecture Comparison

Explore the key differences between MVVM and MVI state management approaches in Android development, comparing their advantages and practical implementation strategies.

• YouTube
• 16 minutes
• Self-Paced
• Free Video

Supporting Edge-to-Edge Development in Android 15+ with Compose and XML

Master edge-to-edge support implementation in Android 15+ through practical demonstrations for both Compose and XML layouts, ensuring proper content display without system component overlap.

• YouTube
• 18 minutes
• Self-Paced
• Free Video

Three Ways to Reverse Engineer Android Apps and Protection Methods

Discover essential Android app security techniques by exploring reverse engineering methods, runtime hooks with Frida, and APK repackaging, while learning effective protection strategies.

• YouTube
• 35 minutes
• Self-Paced
• Free Video

Understanding Different Types of Classes in Kotlin - A Comprehensive Guide

Master all types of Kotlin classes including data, sealed, abstract, enum, value, and annotation classes. Learn implementation details and best practices for effective object-oriented programming in Kotlin.

• YouTube
• 35 minutes
• Self-Paced
• Free Video

How to Implement Pagination in Compose Multiplatform - KMP

Master a generic approach to implement pagination for remote APIs and local databases in Compose Multiplatform development.

• YouTube
• 50 minutes
• Self-Paced
• Free Video

Validating Requests With Spring Validation - Spring Boot Basics With Kotlin

Master Spring Validation framework to validate request bodies and create custom validation constraints with annotations in Spring Boot using Kotlin.

• YouTube
• 16 minutes
• Self-Paced
• Free Video

Spring Boot Profiles: Manage Dev, Staging and Production Environments Easily

Master Spring Boot Profiles to manage different application configurations for development, staging, and production environments, and learn how to create environment-specific beans.

• YouTube
• 23 minutes
• Self-Paced
• Free Video

5 Anti-Patterns With Coroutines and Flows You Must Avoid

Discover 5 critical anti-patterns to avoid when working with Kotlin Coroutines & Flows, ensuring your code remains efficient, maintainable, and bug-free.

• YouTube
• 25 minutes
• Self-Paced
• Free Video

Spring Boot Logging Crash Course For Beginners - Config, Remote Logs, JSON Logging and More

Master Spring Boot logging fundamentals including console configuration, remote logging with Grafana Loki, JSON file logs, and production best practices to efficiently monitor and troubleshoot your applications.

• YouTube
• 1 hour 6 minutes
• Self-Paced
• Free Video

Is It Worth to Learn Native Android as a Beginner in 2025?

Discover whether native Android development is a worthwhile skill for beginners in 2025, with tailored advice for hobby, indie, general, and specialized native developers.

• YouTube
• 14 minutes
• Self-Paced
• Free Video