Ctrl + Shift + UP: Wherever the cursor, while keep hitting UP, the next current bigger entity is getting selected i.e. current word > current phrase > current statement > current line > current method body > current method > current class > current file.
Ctrl + H: Search tab.
Ctrl + 1: Applying all suggested fixes.
Cmd + T: Type hierarchy for the current cursor item. Repeat the shortcut a second time to see superclasses hierarchy.
Cmd + Shift + R: Resources tab that dynamically retrieves resources, mostly you’ll need it for classes, interfaces, enums and config files to bring up.
Cmd + Shift + T: Same as its cousine Cmd + Shift + R, but dynamically autocompletes only types (classes, interfaces) in the search tab.
Cmd + D: Delete current line.
Cmd + M: Minimize/Maximize current tab.
Cmd + N: New tab in the selected item in the Package Explorer.
Cmd + O: Quick Outline. Similar to the Outline view.
F3: Drilling into current cursor location.
Cmd + Left Mouse Click:Open Implementation option appears that polymorphically gives you all options. I.e. whenever F3 gets to to an interface method, Cmd+Left Click presents you with all the override options instead which is 99% of the cases where you want to navigate.
Ctrl + Alt + H: Call Hierarchy. Summarises all places where this method has been called.