Edwin: notes

14 May 2014

####C and M

• C(Control) ctrl
• M(Meta) command

####Screen navigation

• Move forward C-v
• Move backward M-v
• Clear screen C-l

####Cursor navigation

• Previous line C-p
• Next line C-n
• Backward one character C-b
• Forward one character C-f
• Backward one word M-b
• Forward one word M-f
• Line start C-a
• Line end C-e
• Sentence start M-a
• Sentence end M-e
• File start M-<
• File end M->

####Usually the Rule

• Meta commands are for English text
• Control commands are for basic textual units

####Repeat command

C-u <times> [command]

####Stopping Edwin

• C-g quit what it was doing
• C-c C-c cancel a Scheme evaluation

####Deletion

• delete the character just before the cursor
• C-d delete the next character after the cursor
• M-<Delete> kill the word immediately before the cursor
• M-d kill the next word after the cursor
• C-k kill from the cursor position to end of line
• M-k kill to the end of the current sentence

####Yank

Use C-y

• C-y get the most recent kill
• M-y get the previous kill

####Evaluating Scheme Expressions

• get into an evaluation buffer C-x b *scheme*
• C-x C-e evaluate the expression(point is after the closing parenthesis)
• M-p to access the history
• C-x b TUTORIAL

####Undo

C-x u or C-_

####Files

• Find a file C-x C-f
• Save the file C-x C-s

####Buffers

• List buffers C-x C-b
• get rid of the buffer list C-x 1
• Save all changed buffers C-x s

####eXtend command

• C-x Character eXtend. Followed by one character
• M-x Named command eXtend. Followed by a long name

####C-x commands

• C-x C-f Find file
• C-x C-s Save file
• C-x C-b List buffers
• C-x C-c Quit Emacs
• C-x u Undo

####Named eXtended command(“functions”)

• M-x replace-string
• M-x scheme-mode

####Modes

• C-h m documentation on current mode

####Searching

• Forward search C-s
• Reverse search C-r

####Recursive editing levels

• M-x top-level
• In doubt?

####Windows

• C-x 1 One window

####Getting help

• C-h
• C-h ?
• C-h c brief description
• C-h k documentation of the function
• C-h f describe a function
• C-h a Command Apropos

###Misc

• C-u C-v to bring current line up