Also read: The best free and paid Android app development ... mammoth task into a fun, easy project. With that in mind, you’ll find the best resources to learn Java listed below!

Google legal battle over the use of Java in Android ... new versions of the Android platform that are expressly licensed by Oracle for use by Google under the free, open source license provided ...

Android Studio will display a banner asking you to configure your project to support Kotlin; click the ‘Configure’ link and follow the onscreen instructions. Convert existing Java files to Kotlin.