Install Vim, if it's not available:

• sudo apt install vim = Search for a given package

There are 2 Modes:

• Command Mode: default mode, everything is interpreted as a command
• Insert Mode: Allows to enter text

Vim Commands:

• vim [filename] = Open file with Vim
• Press i key = Switch to Insert Mode
• Press esc key = Switch to Command Mode
• Type :wq = Write File to disk and quit Vim
• Type :q! = Quit Vim without saving the changes
• Type dd = Delete entire line
• Type d10 = Delete next 10 lines
• Type u = Undo
• Type A = Jump to end of line and switch to insert mode
• Type 0 = Jump to start of the line
• Type $ = Jump to end of the line
• Type 12G = Go to line 12
• Type 16G = Go to line 16
• Type /pattern = Search for pattern, e.g. /nginx
  • Type n = Jump to next match
  • Type N = Search in opposite direction