“Conventional”

1. Ctrl+Shift + Enter, statement complete
2. “!” Press “! “when entering the expression. key
3. Ctrl+E, the most recent file
4. Ctrl+Shift+E, the most recently changed file
5. Shift+Click to close the file
6. Ctrl+[OR] to run to the beginning and end of the braces
7. Ctrl+F12 to display the structure of the current file
8. Ctrl+F7 to query for references to the current element in the current file, then press F3 to select
9. Ctrl+N to quickly open the class
10. Ctrl+Shift+N to quickly open the file
11. Alt+Q, you can see the declaration of the current method
12. Ctrl+P to display parameter information
13. Ctrl+Shift+Insert to select clipboard contents and Insert
14. Alt+Insert can generate constructors/getters/setters, etc
15. Ctrl+Alt+V to introduce variables. For example: new String(); Automatically import variable definitions
16. Ctrl+Alt+T, you can wrap code in a block, such as try/catch
17. Ctrl+Enter, import package, automatic correction
18. Ctrl+Alt+L, format the code
19. Ctrl+Alt+I to automatically indent the selected code, which also works when editing JSP files
20. Ctrl+Alt+O to optimize the imported classes and packages
21. Ctrl+R, replace the text
22. Ctrl+F, find the text
23. Ctrl+Shift+Space to automatically complete the code
24. Ctrl+ space, code prompt (conflict with system input method shortcut key)
25. Ctrl+Shift+Alt+N to find a method or variable in a class
26. Alt+Shift+C, most recent change
27. Alt+Shift+Up/Down, Up/Down one line
28. Shift+F6, refactoring – rename
29. Ctrl+X, delete the row
30. Ctrl+D, copy the line
31. Ctrl+/ or Ctrl+Shift+/, comment (// or /**/)
32. Ctrl+J, automatic code (e.g. Serr)
33. Ctrl+Alt+J, circled with the dynamic template
34. Ctrl+H, show the class structure diagram (class inheritance hierarchy)
35. Ctrl+Q displays the comment document
36. Alt+F1, find where the code is
37. Alt+1 to quickly open or hide the engineering panel
38. Ctrl+Alt+left/right to return to the previous browsing location
39. Alt+left/right, toggle code view
40. Alt+Up/Down to move quickly between methods
41. Ctrl+Shift+Up/Down to move statements Up/Down
42. F2 or Shift+F2, highlighting errors or warnings for quick location
43. Tab, code label After entering, press Tab to generate the code
44. Ctrl+Shift+F7 highlight all the text and press Esc to highlight and disappear
45. Alt+F3, scroll down the same text one by one and highlight it
46. Ctrl+Up/Down to move the cursor to the first or last line
47. Ctrl+B/Ctrl+Click to quickly open a class or method at the cursor (jump to definition)
48. Ctrl+Alt+B, jump to method implementation
49. Ctrl+Shift+Backspace to jump to the last edit
50. Ctrl+O, override method
51. Ctrl+Alt+Space, class name completed automatically
52. Ctrl+Alt+Up/Down to jump to search results quickly
53. Ctrl+Shift+J, merge two lines
54. Alt+F8, calculate the variable value
55. Ctrl+Shift+V to insert the recently used clipboard selection into the text
56. Ctrl+Alt+Shift+V, simple paste
57. Shift+Esc not only shifts focus to the editor, but also hides the current (or last active) tool window
58. F12, move the focus from the editor to the most recently used tool window
59. Shift+F1 opens the browser for the class or method Java document used at the cursor character in the editor
60. Ctrl+W to select word, statement, line, and function
61. Ctrl+Shift+W to deselect the word where the cursor is
62. Alt+F7 to find the location of a class, method, or variable used throughout the project
63. Ctrl+I, implementation method
64. Ctrl+Shift+U, case conversion
65. Ctrl+Y to delete the current line
66. Shift+Enter inserts a new row down
67. PSVM/sout, main/System. Out. The println (); Ctrl+J to see more
68. Ctrl+Shift+F, global search
69. Ctrl+F, find /Shift+F3, find up /F3, find down
70. Ctrl+Shift+S, Advanced search
71. Ctrl+U, go to the parent class
72. Ctrl+Alt+S opens the Settings dialog box
73. Alt+Shift+Inert, turn on/off column selection mode
74. Ctrl+Alt+Shift+S opens the current project/module properties
75. Ctrl+G, position the row
76. Alt+Home to jump to the navigation bar
77. Ctrl+Enter, insert a line up
78. Ctrl+Backspace, press word delete
79. Ctrl+”+/-” to expand and collapse the current method
80. Ctrl+Shift+”+/-

[Debugging part, compilation]

1. Ctrl + F2, stop
2. Alt+Shift+F9, select Debug
3. Alt+Shift+F10, select Run
4. Ctrl + Shift + F9, compile
5. Ctrl + Shift + F10, run
6. Ctrl+Shift+F8 to view breakpoints
7. F8, step
8. F7, enter
9. Shift+F7, smart step in
10. Shift + F8, step out
11. Alt+Shift+F8 to force the step
12. Alt+Shift+F7, force in
13. Alt+F9, run to the cursor
14. Ctrl+Alt+F9 to force it to the cursor
15. F9, recovery procedure
16. Alt+F10, locate the breakpoint
17. Ctrl+F8 toggles line breakpoints
18. Ctrl+F9, generate project
19. Alt + 1, the project
20. Alt + 2, collection
21. Alt + 6, TODO
22. Alt + 7, structure
23. Ctrl+Shift+C, copy the path
24. Ctrl+Alt+Shift+C, copy the reference, you must select the class name
25. Ctrl + Alt + Y, synchronization
26. Ctrl+~, fast switching scheme (interface appearance, code style, shortcut key mapping and other menus)
27. Shift+F12, restore the default layout
28. Ctrl+Shift+F12 to hide/Restore all Windows
29. Ctrl + F4, shut down
30. Ctrl+Shift+F4 to close the active TAB
31. Ctrl+Tab, go to the next splitter
32. Ctrl+Shift+Tab to go to the previous splitter

“Refactoring”

1. Ctrl+Alt+Shift+T brings up the Refactor menu
2. Shift+F6, rename it
3. F6, mobile
4. F5, copy
5. Alt+Delete, safely Delete
6. Ctrl + Alt + N, inline

【 looking for 】

1. Ctrl + F, lookup
2. Ctrl + R, replacement
3. F3, look for the next one
4. Shift+F3, find the previous one
5. Ctrl+Shift+F, find in the path
6. Ctrl+Shift+R, replace in path
7. Ctrl+Shift+S, search for structures
8. Ctrl+Shift+M, replace structure
9. Alt+F7, find out how to use it
10. Ctrl+Alt+F7 to display the usage
11. Ctrl+F7 to find the usage in the file
12. Ctrl+Shift+F7 to highlight the usage in the file

【 VCS 】

1. Alt+~, VCS operation menu
2. Ctrl+K, commit the changes
3. Ctrl+T, update the project
4. Ctrl+Alt+Shift+D to display the changes