Vim Editor Personal Note
Insert Mode Commands
i -> will append text before the cursor point
I -> will append text from the start point of the current line
a -> will append text after the cursor
A -> will append text the end of the current line
o -> will append the text after below of the current line
O -> will append new line above of the current line
u -> will undo the recent changes
Ctrl + r -> will redo the changes
dd -> will cut a line
ndd -> will cut n number of lines. Example 10dd will cut the 10 line from the current cursor point
V -> select the whole line (then you can use arrow key to select)
Ctrl+v -> select rectangular block (then you can use arrow key to select)
y-> Copy the selected text
p -> will paste the copy/cut lines below the cursor
P -> will paste the copy/cut lines above the cursor
/search_text -> will search inside the file (n-> for next match, N-> for previous match)
G or shift+g-> will bring last of the file
gg -> will bring beginning of the file (or :1 )
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?search_text -> search from the end line
* -> asterisk will help to search the next occurrence of the current cursor’s word. (If the cursor is on the word “yes”, then if you press asterisk(*) then it will move to the next “yes” of the file.
# -> same asterisk, just help to search previous occurrence of the current cursor’s word.
Last Line Mode Commands:
:q! -> quit without saving
:w! -> save the file
:wq! -> save and quit (shortcut Shift+ZZ)
:!any command -> to run any shell command from vim (example: :!ls will be shown the current directory’s file list)
:%s/search_string/new_string/g -> to replace the search pattern with the new text. Example: :%s/none/true/g will replace all “none” with “true”.
:e! -> will remove all the changes till last save.
:set nu -> will show the line numbers (you can write this command on .vimrc file to run this command every time vim opening)
:line_number -> will bring you to the specific line. Example- :30 will bring you to the line number 30
:set nonu -> will not show the line numbers
:syntax on -> will enable syntax highlighting
: syntax off -> will disable syntax highlighting
Work with multiple files:
vim a.txt b.txt -> will open the file a.txt and b.txt at the same time. You can switch the file using :n (next) or :N(previous)
vim -o a.txt b.txt -> will split the terminal for displaying both files (use Ctrl+w to move between the files)
vim -d a.txt b.txt -> will display the differences of the files
(Personal blog- https://eshafik.wordpress.com/2022/10/25/vim-editor-personal-note/)
