How do I turn off the unlimited whitespace in IntelliJ editor?
File menu -> Settings -> Editor -> General -> Virtual Space and uncheck ‘Allow placement of caret after end of line’ . You may also uncheck the other options in the Virtual Space panel.
intellij-idea
How can I permanently enable line numbers in IntelliJ?
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