21, Mac common commands

2. Set in preference settings
4. A Mac operating system (shortcuts for self-surfing search)
6. Shortcut: Command + TAB: Switch between different applications
8. Command + ~ (anti-quote): Switch between the same application
10. COMMAND + N: The application where the new cursor is opened
12. Command + Q: End cursor where all applications are located
14. Command + Space:
16. Command + Space:
18. Command + c/v/x/z: Copy, paste, clip, undo
20. CTRL + L: Clear screen
22. Two common terminal commands
24. Command +/-: Increase/decrease terminal window
26. PWD: View current operating Directory
28. CD: Switch directory, format: CD + directory
30. LS: View the content contained in the specified directory and view the current directory if you do not specify it. Format: ls + directory
32. . Represents the current directory: Represents the top level directory/representation root ~ (back quotation marks) indicates home directory-(bar number): Indicates the last working directory
34. Operation of the folder
36. Create folder: mkdir name
38. Delete folder: Rm-r name
40. Move (rename) folder: MV src (folder name) DST (folder name)
42. Copy: Cp-r name directory father-> son-> gs cp-r son father (copy son to father) cp-r son/father (copy GS to Fathe R)
44. Operation of the file
46. Create a file: Touch file name
48. Delete a file: RM file name
50. Move a file: MV SRC DST
52. Copy a file: CP file name directory
54. Add: 1. Up and down button to view History command 2.tab button can complete the command 3. Clear screen
56. Three using the VIM editor
58. Enter View status (this status can be copied for file contents) Cat file name
60. Used to view ASCII code instruction man ASCII press Q to exit
62. Known as the editor of God edit files Vi/vim file name: 1.c 2.c
64. Vim: There are three modes of operation: Normal mode, insert (edit) mode, view mode
66. Into insert mode four ways: 1.a (insert from the back of the cursor) 2.i (inserted from the cursor) 3.O lowercase (insert a blank line from the next line of the cursor and enter the edit mode) 4.O uppercase (insert blank lines from the cursor line and enter edit mode)
68. Save the edited file: First add colon and press W and press ENTER
70. Exit Insert mode: ESC
72. Save and Exit File: Add colon and press Wq last press ENTER shortcut key SHIFT + ZZ (save and exit)
74. Do not save direct exit: Add colon and press q! last press ENTER
76. Tall on command:
78. Delete the cursor position and its following characters: Switch to normal mode by X
80. Cursor setting first line: First switch to normal mode and double click g
82. Cursor End line: Click G
84. Cursor n rows: N Double-click G
86. Cursor Header: Shift + ^
88. Cursor end of Line: Shift + $
90. Copy one line: YY copy n rows: Nyy
92. Paste: P
94. Delete (can clip):d D
96. Delete N rows: ndd
98. Undo Just Action: U
100. Anti-undo: Ctrl + R
102. View mode: Press ESC to exit insert mode and press V to enter view mode (or press V to enter view mode by normal mode)
104. Bulk Modify Code format: Press V to enter view mode
106. Press the up and down keys to select the code block you want to work with
108. Around the whole move press shift+ ' < ' and ' > '
110. Auto indent alignment Press ' = '
112. Quad GCC compiler
114. Format: Gcc-o Hello hello.c
116. GCC Hello.c-o World
118. GCC xx.c generate default file a.out
120. Run:./file name

21, Mac common commands