I'm using macOS Mojave & RubyMine 2019.1 .
In my Mac, Ctrl + D
always deletes the letter on the right of the caret.
In RubyMine, Ctrl + D
is by default set to debugging, so I deleted the config.
However, deleting a letter by Ctrl + D
does not work even after that. I made sure there are no assignments to the key.
What is wrong wrong about my setting?
You need to remove the Ctrl+D shortcut from the Debug action and add it to the Delete action instead: