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

   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 M-:                                             Evaluate expression as elisp
  14 M-x eval-buffer                                 Load current buffer as elisp
  15 C-x C-0                                         Reset font to standard
  16 C-x C-+/=                                       Increase font size
  17 C-x C--                                         Decrease font size
  18
  19 # Help
  20 C-h C-h                                         Help
  21 C-h k                                           Help about key binding
  22 C-h v                                           Describe variable
  23 C-h f                                           Describe function
  24 C-h m                                           Documentation on active modes
  25
  26 # Search
  27 C-s                                             Search forward (ivy/swiper mode)
  28 C-r                                             Resume ivy search
  29 M-s .                                           Search for symbol around point
  30 C-s                                             Find next item (while searching)
  31 Backspace                                       Previous search (while searching)
  32 M-%                                             Search and replace
  33 M-x linum-mode                                  Display line numbers
  34
  35 # Files/buffers
  36 C-x C-s                                         Save current buffer
  37 C-x s                                           Save some buffers
  38 C-x C-w                                         Write buffer to file
  39 C-x C-f                                         Find file
  40 C-x f                                           Find files in git repository
  41 C-x g                                           Grep in git repository
  42 M-x find-file-at-point                          Find (open) filename at point
  43 M-x browse-url-at-point                         Browse URL at point
  44 C-x k                                           Kill all buffers that are not visible
  45 C-x b                                           Select named buffer
  46 C-x C-b                                         Show all buffers
  47 C-x C-r                                         Show recent files
  48 M-x scratch-buffer                              Create new scratch buffer
  49
  50 # Windows/frames
  51 C-x o                                           Switch to other window
  52 C-x 0                                           Delete window
  53 C-x 1                                           Switch to single window
  54 C-x 2                                           Split vertically
  55 C-x 3                                           Split horizontally
  56 C-x -                                           Shrink window
  57 C-x +                                           Make windows the same height
  58 C-x ^                                           Make window taller
  59 C-Up / C-Down / C-Left / C-Right                Switch windows
  60 M-x make-frame                                  New frame (X11 window)
  61
  62 # Movement
  63 M-m                                             Jump back to start of indentation
  64 M-r                                             Jump to window top/bottom/middle
  65 M-g M-g                                         Jump to line
  66 M-g Tab                                         Jump to column
  67 M-g j                                           Jump to character
  68 C-a                                             Beginning of line
  69 C-e                                             End of line
  70 C-p                                             Back one line
  71 C-n                                             Forward one line
  72 C-b                                             Back one character
  73 C-n                                             Forward one character
  74 M-b                                             Back a word
  75 M-f                                             Forward a word
  76 M-a                                             Backward sentence
  77 M-e                                             Forward sentence
  78 M-v                                             Back page
  79 C-v                                             Forward page
  80 M-{                                             Back one paragraph
  81 M-}                                             Forward one paragraph
  82 M-<                                             Top of file
  83 M->                                             End of file
  84 C-M-p                                           Back to start of balanced expression
  85 C-M-n                                           Forward to end of balanced expression
  86 C-M-b                                           Back one s-expression / symbol
  87 C-M-f                                           Forward one s-expression / symbol
  88 C-M-u                                           Move up one level of parentheses
  89
  90 # Text formatting
  91 M-/                                             Auto-complete
  92 M-;                                             Comment line or region
  93 M-i                                             Change inner region
  94 M-q                                             Reformat paragraph
  95 M-l                                             Lower case word
  96 M-u                                             Upper case word
  97 M-c                                             Capitalise word
  98 C-x C-l                                         Lower case region
  99 C-x C-u                                         Upper case region
 100 C-o                                             Insert a new line above point
 101 M-o                                             Insert a new line below point
 102 C-j                                             Newline and maybe indent
 103 M-^                                             Join to previous line
 104 M-j                                             New line with comment
 105 C-q                                             Quoted insert
 106
 107 # Marking
 108 C-Space                                         Set mark (start selection)
 109 C-Space C-Space                                 Set mark to point
 110 C-u C-space                                     Return to mark
 111 C-x C-x                                         Exchange point and mark
 112 C-M-h                                           Highlight expression
 113 M-@                                             Set mark at end of next word
 114 C-=                                             Expand region
 115 C-c l                                           Insert extra cursor on all lines in region
 116 C-c m                                           Ask to insert extra cursor at locations matching selected region
 117 M-=                                             Display info about region
 118
 119 # Killing and deleting
 120 C-M-k                                           Kill s-expression / symbol
 121 C-w                                             Kill from mark to point
 122 C-y                                             Yank text (paste)
 123 M-y                                             Scroll through kill ring (paste buffer)
 124 M-_                                             Select current line
 125 M-z <char>                                      Kill until <char>
 126 C-k                                             Kill to end of line
 127 M-0 C-k                                         Kill to beginning of line
 128 C-a C-k C-k                                     Kill current line
 129 C-S-Backspace                                   Kill current line
 130 C-d                                             Delete next character
 131 M-d                                             Delete next word
 132 M-Backspace                                     Delete previous word
 133 M-Space                                         Collpase to one space around point
 134 M-\                                             Delete spaces around point
 135 C-x C-o                                         Collapse blank lines
 136 M-x delete-trailing-whitespace                  Delete trailing whitespace
 137
 138 # Transposing
 139 C-t                                             Transpose chars
 140 M-t                                             Transpose words
 141 C-x C-t                                         Transpose lines
 142 C-M-t                                           Transpose s-expressions
 143
 144 # Rectangle
 145 C-x Space                                       Toggle mark rectangle mode
 146 C-x r t                                         Replace rectangle with string
 147
 148 # Macros
 149 F3 , F4                                         Start recording macro, finish recording macro
 150 C-u F3                                          Play last macro then append keys
 151 F4                                              Play back macro
 152
 153 # Mode switching
 154 C-x C-j                                         Open dired at current file
 155 F8                                              Toggle flyspell-mode
 156 F9                                              Toggle whitespace mode
 157 F10                                             Toggle word wrap
 158 M-x eshell                                      Run eshell
 159 M-x ielm                                        Run Emacs Lisp REPL
 160 M-x shell                                       Run bash shell
 161 M-x slime                                       Run Common Lisp REPL
 162 M-x smerge-mode                                 Resolve merge conflicts
 163 M-x restclient                                  Open HTTP client
 164 M-x yas-reload-all                              Reload all snippets
 165
 166 # Lisp
 167 C-M-x                                           Eval top-level form
 168 C-c C-z                                         Switch to REPL
 169 C-c C-c                                         Compile and load the top-level form at point
 170 C-c M-k                                         Compile (but not load) the current buffer's file
 171
 172 # Shell
 173 M-!                                             Execute command
 174 M-&                                             Execute command asynchronously
 175 M-|                                             Execute with region
 176 C-u M-|                                         Filter with region
 177
 178 # Smerge mode
 179 C-c ^ p                                         Go to previous hunk
 180 C-c ^ n                                         Go to next hunk
 181 C-c ^ Return                                    Keep current
 182 C-c ^ a                                         Keep all
 183 C-c ^ m                                         Keep mine
 184 C-c ^ o                                         Keep other
 185
 186 # Flyspell
 187 M-$                                             Correct word
 188 C-M-i                                           Automatically correct word
 189 C-;                                             Automatically correct last word
 190 <mouse-2>                                       Popup word correction
 191
 192 # Flycheck
 193 C-c ! v                                         Verify setup
 194 C-c ! n                                         Next error
 195 C-c ! p                                         Previous error
 196 C-c ! l                                         List errors
 197 C-c ! x                                         Disable checker