vim

> Vim (Vi IMproved), a command-line text editor, provides several modes for different kinds of text manipulation.

> Pressing `i` enters insert mode. `<Esc>` enters normal mode, which enables the use of Vim commands.

Open a file:

vim {path/to/file}

Open a file at a specified line number:

vim +{line_number} {path/to/file}

View Vim's help manual:

:help<Enter>

Save and Quit:

:wq<Enter>

Undo the last operation:

Search for a pattern in the file (press `n`/`N` to go to next/previous match):

/{search_pattern}<Enter>

Perform a regular expression substitution in the whole file:

:%s/{regular_expression}/{replacement}/g<Enter>

Display the line numbers:

:set nu<Enter>

> This work is licensed under the Creative Commons Attribution 4.0 International License (CC-BY).

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