Set up IntelliJ IDEA
Install IntelliJ IDEA and set it up for Java: choosing the right edition, configuring a JDK, creating or importing Maven and Gradle projects, running and debugging, the refactorings and shortcuts that matter most, Git integration, and settings worth changing.
CodexBash, , 5 min read
IntelliJ IDEA, made by JetBrains, is the most popular IDE for Java and Kotlin. It understands your whole project, so it can autocomplete across files, find every use of a method, rename safely, spot bugs as you type and refactor code in ways a plain editor cannot. That power comes with many menus, which can overwhelm beginners. This guide installs IntelliJ, gets a Java project running, and focuses on the handful of features that give the most value from day one.
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