It’s obvious why you’d want to disable this: To force IntelliJ to include each and every import individually. It makes it easier for people to figure out exactly where classes you’re using come from. Click on the Settings “wrench” icon on the toolbar, open “Imports” under “Code Style”, and check the “Use single class import” … Read more
app/build.gradle android { … compileOptions { sourceCompatibility JavaVersion.VERSION_1_8 targetCompatibility JavaVersion.VERSION_1_8 } kotlinOptions { jvmTarget = JavaVersion.VERSION_1_8.toString() } } GL Use Java 8 language features
Steps for adding external jars in IntelliJ IDEA: Click File from the toolbar Select Project Structure option (CTRL + SHIFT + ALT + S on Windows/Linux, ⌘ + ; on Mac OS X) Select Modules at the left panel Select Dependencies tab Select + icon Select 1 JARs or directories option
Go to File > Settings > Build, Execution, Deployment > Compiler > Java Compiler If on a Mac, it’s under Intellij IDEA > Preferences… > Build, Execution, Deployment > Java Compiler Change Target bytecode version to 1.8 of the module that you are working for. If you are using Maven Add the compiler plugin to … Read more
IntelliJ 14.X Onwards From version 14.0 onwards, the path to the setting dialog is slightly different, a General submenu has been added between Editor and Appearance as shown below IntelliJ 8.1.2 – 13.X From IntelliJ 8.1.2 onwards, this option is in File | Settings1. Within the IDE Settings section of that dialog, you’ll find it … Read more