I had those some time ago, but with the latest version at least the wrong coloring is gone. And as @law wrote, compiling often helps much with autocompletion i think.
@OvermindDL1 you can’t disable cmd+click or redefine it to something sane in atom Deactivate multiple cursors feature (on Ctrl+mouse click) · Issue #7595 · atom/atom · GitHub the issue is still not fixed for past two years 
More, I don’t think you can’t “keybind” any mouse event 
Nah… I’ll stay witch vs-code it’s faster, easier to configure, there’s plugin to give you IDEA-keybindings and most of the time everything just works 
