Command Line Editors

Here are some good tutorials to popular command line editors that can be used through a text console. All of these can be installed on Raspbian (if they are not already installed).

vi

• https://www.tutorialspoint.com/unix/unix-vi-editor.htm
• http://heather.cs.ucdavis.edu/~matloff/UnixAndC/Editors/ViIntro.html
• install: vi comes installed with Raspbian
• It is not possible to insert spaces for indentation. Use Vim for code editing (see below).

vim

• https://www.engadget.com/2012/07/10/vim-how-to/
• https://danielmiessler.com/study/vim/#gs.=rImO8Q
• http://www.openvim.com
• install: sudo apt-get install vim
• Configure for spaces instead of tabs and 4 space indentation. Put the following in ~/.vimrc

" tabstop: Width of tab character
" softtabstop: Fine tunes the amount of white space to be added
" shiftwidth Determines the amount of whitespace to add in normal mode
" expandtab: When on uses space instead of tabs
set tabstop=4
set softtabstop=4
set shiftwidth=4
set expandtab

emacs

• http://www.jesshamrick.com/2012/09/10/absolute-beginners-guide-to-emacs/
• http://ocean.stanford.edu/research/quick_emacs.html
• https://www.gnu.org/software/emacs/tour/
• http://tuhdo.github.io/emacs-tutor.html
• install: sudo apt-get install emacs
• Configure for spaces instead of tabs and 4 space indentation. Put the followin in ~/.emacs

;; Only uses spaces, not tabs 
(setq-default indent-tabs-mode nil) 
(setq tab-width 4) 
(setq-default c-basic-offset 4)

ne

• http://ne.di.unimi.it
• http://ne.di.unimi.it/docs/index.html
• http://help.unc.edu/help/unix-ne-editor/
• install: sudo apt-get install ne
• You can configure the use of spaces instead and tabs and 4 space indentation using the menus.

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