Book Image

Modern Android 13 Development Cookbook

By : Madona S. Wambua
5 (1)
Book Image

Modern Android 13 Development Cookbook

5 (1)
By: Madona S. Wambua

Overview of this book

Android is a powerful operating system widely used in various devices, phones, TVs, wearables, automobiles, and more. This Android cookbook will teach you how to leverage the latest Android development technologies for creating incredible applications while making effective use of popular Jetpack libraries. You’ll also learn which critical principles to consider when developing Android apps. The book begins with recipes to get you started with the declarative UI framework, Jetpack Compose, and help you with handling UI states, Navigation, Hilt, Room, Wear OS, and more as you learn what's new in modern Android development. Subsequent chapters will focus on developing apps for large screens, leveraging Jetpack’s WorkManager, managing graphic user interface alerts, and tips and tricks within Android studio. Throughout the book, you'll also see testing being implemented for enhancing Android development, and gain insights into harnessing the integrated development environment of Android studio. Finally, you’ll discover best practices for robust modern app development. By the end of this book, you’ll be able to build an Android application using the Kotlin programming language and the newest modern Android development technologies, resulting in highly efficient applications.
Table of Contents (15 chapters)

Debugging and logging in Android Studio

Debugging and logging are crucial in Android development, and you can write log messages that appear in Logcat to help you find issues in your code or verify a piece of code executes when it should.

We will introduce this topic here, but it is unfair to say we will cover it all in just one recipe; for that reason, we will cover more about debugging and logging in Chapter 12, Android Studio Tips and Tricks to Help You during Development.

Getting ready

Let us use an example to understand logging. The following log methods are listed from the highest to lowest priority. They are proper when logging network errors, success calls, and other errors:

  • Log.e(): A log error
  • Log.w(): A log warning
  • Log.i(): Log information
  • Log.d(): Debugging shows critical messages to developers, the most used log
  • Log.v(): Verbose

A good practice is associating every log with a TAG to identify the error message in Logcat quickly. A...