emacs/README.org

Emacs

• Org mode shortcuts
  • Dates:
  • Links:
  • Tables
• Config
  • Listing buffers
• Info Manual
  • Shortcuts and Keys
  • Do the tutorial
  • Do the EINTR
• File-local variables
  • Format
  • Shortcut
  • Shebangs (Program loader)
  • Magic mode
• Other Window command shortcuts
• Bookmark tab
  • Shortcuts

Org mode shortcuts

Dates:

active timestamps

C-c . creates an entry in the agenda

inactive timestamps

C-c ! doesn´t create an entry in the agenda

link

timestamps

Links:

create link

C-c C-l

link

hyperlinks

Tables

display cells references

C-c }

display ref for that cell

C-c ? references are @ROW$COLUMN

link

table references

formula

@I..II select all the rows between horizontal lines (hline) 1 and 2 vmean(@I..II);EN column range mean, treats empty values as null (0)

Config

In your init file

Listing buffers

List buffer

C-x C-b Classic version

List Buffer Better

M-x ibuffer Way better

To overwrite the classic shortcut with the better version:

  (global-set-key [remap list-buffers] 'ibuffer)

Info Manual

• C-h i

Shortcuts and Keys

[, ]

Previous and Next node

l, r

Back and Forward in history

n, p

Previous and Next sibling node

u

Up one level to a parent node

SPC

Scroll (browse) one screen at a time, natural reading

TAB

Cycles through cross-references and links

RET

Opens the active link

m

Search, Prompts for a menu item name and opens it

q

Closes the info browser

TODO Do the tutorial

• C-h i
• getting started

TODO Do the EINTR

C-h R

Open a manual

?

eintr An Introduction to Programming in Emacs Lisp

File-local variables

Format

Looks like this

-*- mode: mode-name-here; my-variable: value -*-

Local Variables:
mode: mode-name
my-variables: value
End:

Shortcut

Doesn't seem to have any shortcuts. The commands are:

• M-x add-file-local-variable-prop-line
• M-x add-file-local-variable

Shebangs (Program loader)

Classic shell shebangs also sets the major mode as long as it's listed in interpreter-mode-alist

Magic mode

Using the variable in the beginning of the file

#+magic-mode-alist: mode-name

Other Window command shortcuts

The other window is the next window that will be on focus with C-x o You can execute command in that window instead of the one that has the current focus. The shorcuts start with C-x 4 and mirror the commands applied to the current window C-x

C-x 4 C-f

Finds a file in the other window

C-x 4 d

Opens dired-mode in the other window

C-x 4 C-o

Displays a buffer in the other window

C-x 4 b

Switches the buffer in the other window and make it the active window

C-x 4 0

Kills the buffer and window

C-x 4 p

Run project command in the other window

The same commands work in an other frame using 5 instead of 4

Bookmark tab

You can bookmark windown configurations equivalent to a workspace in some other editors.

Shortcuts

C-x t 2

Create a new tab

C-x t r

Rename current tab

C-<TAB>

Cicle through the tabs

C-x t RET

Select tab by name

C-x t 0

Close current tab

C-x t d

Open dired mode in another tab