47 GNU Emacs Quick Reference Guide for CS61B C d M d Bullets mark a suggested starting set of commands Daggers denote key bindings that are not standard in GNU Emacs ARG denotes the prefix numeric argument entered with C u or M digit Cursor motion C f M f C e C b M b C a M e M M a M Forward character Forward word Forward to end of line Backward character Backward word Backward to start of line Forward sentence Forward paragraph Backward sentence Backward paragraph M y M w TAB LF M M LF C x TAB C M Indent according to mode Same as RET TAB Indent and start comment Continue comment on next line Indent region rigidly by ARG Indent region according to mode Search C s C s C r C r C u M x M x M x Set mark at point Exchange mark and point Same as C Set mark after end of next word Set mark and point around current paragraph Set mark and point around current buffer Search forward Same as C s with last string Search backward C r Same as C r with last string C s Search forward for regular expression occur Display lines matching a regular expression grep Display results of UNIX grep utility count matches C s The following subcommands are valid during a search RET DEL C g C s C r C q C w LFD Deletion and yanking DEL M DEL Insert text from kill buffer at point Insert text from kill buffer at point without moving point Replace preceding C y text with next most recent kill buffer Copy region to kill buffer no deletion Indentation Marking regions of text C x h M M SPC C x C o C M w C y C u C y C n Next line C p Previous line M Beginning of buffer M End of buffer C v Scroll text up one screen or ARG lines M v Scroll text down or ARG lines M g Go to line number ARG M x what line Display line number C M v Scroll other window up one screen or ARG lines C C x C x C SPC M M h C k M W Delete character at cursor Delete word at and after cursor and add to kill buffer Delete to end of line and add to kill buffer Delete current region and add to kill buffer Delete surrounding blanks and tabs Delete all but one surrounding blank Delete all but one surrounding blank line Cause next command if a kill to append to previous kill buffer instead of new one Delete character before cursor Delete word before cursor and add to kill buffer 48 End search Undo effect of last search character typed Abort search Search for next match forward Search for next match backward Quote next character Extend search string with next word Extend search string with rest of line Replacement Files M q Query replace M Q Query replace regular expression M x delete matching lines M x delete non matching lines C x C x C x C x C x M x During a query replacement the following are valid responses to prompts SPC DEL RET C r Make replacement and go to next Skip replacement and go to next End replacement Replace all remaining instances without asking Enter recursive edit return with C M c Buffers and windows C x C x C x C x C x C x C x C x Regular expressions c b B n Match any character Match at start of line Match at end of line Match any character in the Match any character except those in Match 0 or more of pattern to left Match 1 or more of pattern to left Match 0 or 1 of pattern to left Quotes c except for the following Match at beginning or end of word Match except at beginning or end of word Match either pattern to left or right Grouping Match copy of whatever matched nth group o 1 2 b 0 3 C b k Put cursor in other window Grow current window to full screen Split current window vertically Put named buffer in window Remove current window Split current window horizontally List all buffers Delete buffer Shells M x shell Run UNIX shell in a buffer M Execute single shell command on region With ARG replaces region Commands active in shell buffers RET TAB C c C c C c C c C c C u C z C d Send current line to shell Complete preceding file name Send interrupt to shell Erase current input line Send stop signal to shell Send EOF to shell Compilation debugging and tags Miscellaneous editing C o C t M t C x C t M u M l M c C f Find file load if needed 4 C f Find file in other window C s Save file C w Write to explicitly named file i Insert file at cursor recover file Recover file after disaster from autosave file M x revert buffer Throw away changes to buffer and restore from file Execute command by default make asynchronously C x Position to next error or next line found by M x grep command M x kill compiler Stop active compile M x compile Insert newline after cursor Transpose characters Transpose words Transpose lines Convert whole word to upper case Convert whole word to lower case Capitalize word M x visit tags table Specify file containing tags produced by etags M Display source for given tag 49 M Find next alternate definition for last tag 4 Display source for tag in other window tags search tags query replace Look for pattern in all files named in tags table M x tags apropos Display matching tags C u C x M x M x M x gdb M x gjdb Run GNU debugger on file Run Java debugger on class Commands valid in gdb and gjdb modes C c C c C c C c C c C x C c C s C n C r SPC C i Step Next Up stack Down stack Finish In any source file sets a break point Stepi gdb only Help and documentation M x C h C h C h C h C h C h C h C h C h manual entry UNIX man page for given topic a Look up names of matching commands b Display key bindings f Help for M x function C h Help for C h i Run info browser k Help for key m Help for current mode t Tutorial w Key containing function Inside an info buffer result of C h i the following are defined m l u n q d Select menu item Go to last visited node Get help for browser Go to node s parent Go to next node in sequence Leave browser Go to top of node Go to top level node 50 Mouse commands Left middle and right buttons are LB MB and …
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