https://www.youtube.com/watch?v=fdLCuJcS2Aw

Setup

sudo apt install emacs
git clone https://github.com/syl20bnr/spacemacs ~/.emacs.d

answer setup questions:

• vim
• spacemacs
• helm

Adapt .spacemacs

Shortcuts

space-f-f           # find
space zf            # zoom
space cl            # uncomment a line
space pf            # search for a file in entire project
ctrl g              # cancel
space pt            # tree view of your project
space w             # window commands
space ji            # all the symbols in the current file
* /                 # on a symbol: project wide search

For navigation in modal buffers handling hjkl as normal key, use ctrl+hjkl.

space b             # buffer commands
space bh            # home 
space bn            # next
space bp            # next
space bs            # scratch
space bb            # overview

Docs

SPC f s             # save buffer
SPC T n             # next theme
SPC t n             # set number
SPC t 8             # highlight chars beyond 80th column
SPC t h i           # toggle highlight indentation levels
SPC t i             # toggle indentation guide at a point
SPC t l             # toggle truncate lines

SPC T f             # toggle fullscreen
SPC T m             # toggle menu bar
SPC T M             # toggle frame maximize
SPC T t             # toggle tool bar

SPC t m p           # toggle character position
[ b                 # prev buf
] b                 # next buf
[ f                 # prev file in dir
] f                 # next file in dir
  l                 # error
  h                 # vcs hunk
  w                 # window