IntelliJ IDEA Handy Core Shortcuts Cheat Sheet by egoldshtrom

go to class	ctrl + N
go to file	ctrl + shift + N
go to symbol	ctrl + shift + alt + N
find action	ctrl + shift + A
search everywhere	shift shift
navigate backwards	ctrl + alt + LEFT
navigate forwards	ctrl + alt + RIGHT
go to declar­ation	ctrl + B or ctrl + CLICK
go to implem­ent­ation	ctrl + alt + B or ctrl + alt + CLICK

run last thing that was run	ctrl + F10
run test at cursor	ctrl + shift + F10
debug last thing that was run	ctrl + F9
debug test at cursor	alt + shift + F9
go to tests / back to code	ctrl + shift + T

rename	shift + F6
change signature	ctrl + F6
extract variable	ctrl + alt + V
extract parameter	ctrl + alt + P
extract field	ctrl + alt + F
extract constant	ctrl + alt + C
extract method	ctrl + alt + M
refactor menu	ctrl + alt + shift + T

find in file	ctrl + F
replace in file	ctrl + R
find in path	ctrl + shift + F
replace in path	ctrl + shift + R
find usaged	alt + F7