Fedora 31 Essentials

Ubuntu 18.04 Essentials: Learn to install, administer and use Ubuntu 18.04

Red Hat Enterprise Linux 9 Essentials: Learn to Install, Administer and Deploy RHEL 9 Systems

CentOS 8 Essentials

Android Studio Ladybug Essentials - Kotlin Edition: Developing Android Apps Using Android Studio Ladybug and Kotlin

Jetpack Compose 1.3 Essentials: Developing Android Apps with Jetpack Compose 1.3, Android Studio, and Kotlin

Android Studio Meerkat Essentials - Compose Edition: Developing Android Apps with Android Studio, Jetpack Compose, and Kotlin

Android Studio Meerkat Essentials - Java Edition: Developing Android Apps Using Android Studio Meerkat and Java

Android Studio Koala Essentials - Java Edition: Developing Android Apps Using Android Studio Koala Feature Drop and Java

Android Studio Ladybug Essentials - Java Edition: Developing Android Apps Using Android Studio Ladybug and Java

Jetpack Compose 1.6 Essentials: Developing Android Apps with Jetpack Compose 1.6, Android Studio, and Kotlin

Android Studio Development Essentials

Android Studio 4.1 Development Essentials - Java Edition

Android Studio 4.1 Development Essentials - Kotlin Edition

Ruby Programming Essentials

Android Studio 3.6 Development Essentials - Kotlin Edition: Developing Android 10 (Q) Apps Using Android Studio 3.6, Kotlin and Android Jetpack

Android Studio Flamingo Essentials - Kotlin Edition: Developing Android Apps Using Android Studio 2022.2.1 and Kotlin

SwiftUI Essentials - iOS 14 Edition: Learn to Develop iOS Apps Using SwiftUI, Swift 5 and Xcode 12

Android Studio 4.2 Development Essentials - Kotlin Edition

iPhone iOS 4 Development Essentials