Eclipse Common shortcut keys

Comment ctrl+/

Quick fix Ctrl + 1

Delete Current line Ctrl+d

Formatting the entire document Ctrl+shift+f

Insert blank line Shift + Enter
Shift+enter inserts a blank row on the next line of the current row (at which point the mouse can be at any position in the current row, not necessarily the last)
Shift + Ctrl + Enter inserts a blank line on the previous line of the current row

Edit window Maximize Ctrl + M

Show Outline Ctrl + O

Find Java class file Ctrl + Shift + T

Find References Ctrl+shift+g

Fallback history alt+←, alt+→

Quickly find the selected content Ctrl+k
Ctrl + K quickly looks down the selection and no longer needs to click the Find dialog box with the mouse.
Ctrl + Shift + K quickly find the selected content

Renaming Alt+shift+r

Eclipse Common shortcut keys