JavaSE:
Comment: ctrl and / uncomment the same
tips: Alt and /
unindent: shift and tab
lookup classes: shift and ctrl and t
Spring:
Completion code ioc.getBean (xxx)-> Object bean = ioc.getBean (xxx);
ctrl and 1 and enter
XML:
Comment: shift and ctrl and /
uncomment: shift and ctrl and \
I only know so much now