code.delx.au - dotemacs/blob - README.txt

   1 # References
   2 https://www.gnu.org/software/emacs/refcards/pdf/refcard.pdf
   3 https://www.gnu.org/software/emacs/manual/html_node/elisp/Key-Binding-Conventions.html
   4
   5 # General commands
   6 C-x C-c                                         Quit Emacs
   7 C-u C-x C-c                                     Save and quit
   8 C-g                                             Cancel command
   9 C-/                                             Undo
  10 C-g C-/                                         Undo undo
  11 C-x z                                           Repeat last command
  12 M-x                                             Execute command
  13
  14 # Help
  15 C-h C-h                                         Help
  16 C-h k                                           Help about key binding
  17 C-h v                                           Describe variable
  18 C-h f                                           Describe function
  19 C-h m                                           Documentation on active modes
  20
  21 # Search
  22 C-s                                             Search forward (ivy/swiper mode)
  23 C-r                                             Search backward
  24 M-s .                                           Search for symbol around point
  25 C-s                                             Find next item (while searching)
  26 Backspace                                       Previous search (while searching)
  27 M-%                                             Search and replace
  28 M-x linum-mode                                  Display line numbers
  29 C-c r                                           Resume ivy search
  30
  31 # Files/buffers
  32 C-x C-s                                         Save current buffer
  33 C-x s                                           Save some buffers
  34 C-x C-w                                         Write buffer to file
  35 C-x C-f                                         Find file
  36 C-x f                                           Find file
  37 C-c f                                           Find files in git repository
  38 C-c g                                           Grep in git repository
  39 M-x find-file-at-point                          Find (open) filename at point
  40 M-x browse-url-at-point                         Browse URL at point
  41 C-x k                                           Kill buffer
  42 C-x C-k                                         Kill all buffers that are not visible
  43 C-x b                                           Select named buffer
  44 C-x C-b                                         Show all buffers
  45 C-x C-r                                         Show recent files
  46 M-x scratch-buffer                              Create new scratch buffer
  47
  48 # Windows/frames
  49 C-x o                                           Switch to other window
  50 C-x 0                                           Delete window
  51 C-x 1                                           Switch to single window
  52 C-x 2                                           Split vertically
  53 C-x 3                                           Split horizontally
  54 C-x -                                           Shrink window
  55 C-x +                                           Make windows the same height
  56 C-x ^                                           Make window taller
  57 C-Up / C-Down / C-Left / C-Right                Switch windows
  58 M-x make-frame                                  New frame (X11 window)
  59
  60 # Movement
  61 M-m                                             Jump back to start of indentation
  62 M-r                                             Jump to window top/bottom/middle
  63 M-g M-g                                         Jump to line
  64 M-g Tab                                         Jump to column
  65 M-g j                                           Jump to character
  66 C-a                                             Beginning of line
  67 C-e                                             End of line
  68 C-p                                             Back one line
  69 C-n                                             Forward one line
  70 C-b                                             Back one character
  71 C-n                                             Forward one character
  72 M-b                                             Back a word
  73 M-f                                             Forward a word
  74 M-a                                             Backward sentence
  75 M-e                                             Forward sentence
  76 M-v                                             Back page
  77 C-v                                             Forward page
  78 M-{                                             Back one paragraph
  79 M-}                                             Forward one paragraph
  80 M-<                                             Top of file
  81 M->                                             End of file
  82 C-M-p                                           Back to start of balanced expression
  83 C-M-n                                           Forward to end of balanced expression
  84 C-M-b                                           Back one s-expression / symbol
  85 C-M-f                                           Forward one s-expression / symbol
  86 C-M-u                                           Move up one level of parentheses
  87
  88 # Text formatting
  89 M-/                                             Auto-complete
  90 M-;                                             Comment line or region
  91 M-i                                             Change inner region
  92 M-q                                             Reformat paragraph
  93 M-l                                             Lower case word
  94 M-u                                             Upper case word
  95 M-c                                             Capitalise word
  96 C-x C-l                                         Lower case region
  97 C-x C-u                                         Upper case region
  98 C-o                                             Insert a new line above point
  99 M-o                                             Insert a new line below point
 100 C-j                                             Newline and maybe indent
 101 M-^                                             Join to previous line
 102 M-j                                             New line with comment
 103 C-q                                             Quoted insert
 104
 105 # Marking
 106 C-Space                                         Set mark (start selection)
 107 C-Space C-Space                                 Set mark to point
 108 C-u C-space                                     Return to mark
 109 C-x C-x                                         Exchange point and mark
 110 C-M-h                                           Highlight expression
 111 M-@                                             Set mark at end of next word
 112 C-=                                             Expand region
 113 C-c l                                           Insert extra cursor on all lines in region
 114 C-c m                                           Ask to insert extra cursor at locations matching selected region
 115 M-=                                             Display info about region
 116
 117 # Killing and deleting
 118 C-M-k                                           Kill s-expression / symbol
 119 C-w                                             Kill from mark to point
 120 C-y                                             Yank text (paste)
 121 M-y                                             Scroll through kill ring (paste buffer)
 122 M-_                                             Select current line
 123 M-z <char>                                      Kill until <char>
 124 C-k                                             Kill to end of line
 125 M-0 C-k                                         Kill to beginning of line
 126 C-S-Backspace                                   Delete current line
 127 C-d                                             Delete next character
 128 M-d                                             Delete next word
 129 M-Backspace                                     Delete previous word
 130 M-Space                                         Collpase to one space around point
 131 M-\                                             Delete spaces around point
 132 C-x C-o                                         Collapse blank lines
 133 M-x delete-trailing-whitespace                  Delete trailing whitespace
 134
 135 # Transposing
 136 C-t                                             Transpose chars
 137 M-t                                             Transpose words
 138 C-x C-t                                         Transpose lines
 139 C-M-t                                           Transpose s-expressions
 140
 141 # Rectangle
 142 C-x Space                                       Toggle mark rectangle mode
 143 C-x r t                                         Replace rectangle with string
 144
 145 # Macros
 146 F3 , F4                                         Start recording macro, finish recording macro
 147 C-u F3                                          Play last macro then append keys
 148 F4                                              Play back macro
 149
 150 # Lisp
 151 M-:                                             Evaluate expression as elisp
 152 M-x eval-buffer                                 Load current buffer as elisp
 153 M-x eval-region                                 Load current region as elisp
 154 M-x ielm                                        Run elisp REPL
 155
 156 # Shell
 157 M-!                                             Execute command
 158 M-&                                             Execute command asynchronously
 159 M-|                                             Execute with region
 160 C-u M-|                                         Filter with region
 161 M-x shell                                       Start a shell
 162
 163 # Dired
 164 C-x C-j                                         Open dired at current file
 165
 166 # Flyspell
 167 F8                                              Toggle flyspell-mode
 168 M-$                                             Correct word
 169 C-M-i                                           Automatically correct word
 170 C-;                                             Automatically correct last word
 171 <mouse-2>                                       Popup word correction
 172
 173 # Flycheck
 174 C-c ! v                                         Verify setup
 175 C-c ! n                                         Next error
 176 C-c ! p                                         Previous error
 177 C-c ! l                                         List errors
 178 C-c ! x                                         Disable checker