This is Android Studio telling you that you have used a new construct (View) without importing it in the import section, at the top of the Java code. This is easy to fix.

The source code is on your right in ... Just above the window there is a tab which will likely say MainActivity.java. ... Learning how to use Android Studio’s design view will save you a lot of ...

Microsoft's regular monthly update to Java on Visual Studio Code (May 2023) brings new features around performance improvement, the user experience and Spring Boot integration, among many others. One ...

IBM subsidiary Red Hat has released a new extension for Microsoft's popular Visual Studio Code for Java source code editor. Language Support for Java by Red Hat, available on the VS Code Marketplace, ...

The April 2021 update to Java on Visual Studio Code mainly improves debugging and testing. In VS Code, Java tooling is provided via various extensions that are bundled in the Java Extension Pack ...

Android Studio, the integrated development environment ... which can now use AI to help determine what in an app’s source code may have caused the app to crash, ... View Bio . July 15, 2025.

The Visual Studio Code team continues to add Java functionality to Microsoft's open source, cross-platform code editor via extensions, just launching a new batch for working with Maven, Tomcat and ...

Kotlin offers big advantages over Java for JVM and Android development, and plays nicely with Java in the same projects. Kotlin is a general purpose, free, open source, statically typed ...