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README.md
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README.md

Resources from a tutorial given by Curran Kelleher at UMass Lowell on 2/21/2014 as part of the Computing II C programming lab.

Vim and Unix Commands Reference

Vim and Unix Commands:

  • ls - list files
  • mkdir - makes a directory
  • cd - changes directory
  • pwd - present working directory
  • cd .. or cd ../ - navigate to parent
  • curl -O http://curran.github.io/data/uci_ml/iris/iris.csv - fetches the content of a URL
  • CTRL+a - move to beginning of line
  • CTRL+e - move to end of line
  • up arrow - navigate previous commands
  • clear - clears the console
  • history - list previous commands
  • vimtutor - the VIM quick start tutorial
  • vim - open file
  • :q - close vim
  • :q! - close vim without saving the file
  • :w - save
  • :wq - save and close
  • hjkl - move 1 character
  • CTRL+d - move down by half a page
  • CTRL+u - move up by half a page
  • gg - go to the top of the file
  • G - go to the bottom of the file
  • ! - run shell command
  • / - search
  • n - "next" search result
  • i - insert mode
  • ESC - go back to normal mode
  • v - visual mode
  • V - visual line mode
  • < - unindent
  • > - indent
  • CTRL+V - visual block mode (SUPER USEFUL)
    • I - insert at selected block (e.g. commenting out multiple lines)
    • d - delete selected block
  • u - undo
  • y - copy (y stands for "yank")
  • p - paste
  • dd - delete line
  • d - deletes selection
  • x - deletes one character
  • J - join lines
  • r - replace character
  • :sp - split window
  • :vs - split window vertical
  • CTRL+w j - go down a window
  • CTRL+w k - go up a window
  • CTRL+w l - go left a window
  • CTRL+w h - go left a window
  • $ - go to line end
  • 0 - go to beginning of line
  • :wa - write all files
  • % - match curly brace or paren
  • :r ! - execute a shell command and read the content into the file
  • :r !ls - read ls into the file
  • :%/s/A/B/g - replace all occurences of A with B
  • qq - record macro at 'q'
  • @q - run macro at 'q'
  • @@ - run previous macro
  • 99@@ - run previous macro 99 times
  • 118G - go to line 118
  • :echo @% - show current file
  • :set nu (short form of :set number) - show line numbers
  • :set nu! - toggle line numbers on and off