480 lines
12 KiB
Org Mode
480 lines
12 KiB
Org Mode
#+title: init.el.org
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#+date: [2025-10-31 Fri]
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#+lastmod: [2025-11-01 Sat 00:03]
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#+hugo_auto_set_lastmod: t
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#+hugo_base_dir: ~/projects/blog.minded.net/
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#+export_file_name: init.el.org.md
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#+hugo_section: pages/emacs/
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#+hugo_draft: false
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#+hugo_tags: emacs
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* My Emacs configuration
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:PROPERTIES:
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:header-args: :tangle ~/.emacs.d/init.el
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:END:
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More about [[https://www.gnu.org/software/emacs/manual/html_node/emacs/Init-File.html][the Emacs initialization file]]
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~~/.emacs.d/init.el~ is generated from this org file with [[https://orgmode.org/worg/org-contrib/babel/][Org-babel]]
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How to tangle: ~M-x org-babel-tangle~ or ~C-c C-v t~
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My Emacs repository: [[https://git.minded.net/anne/emacs][git.minded.net/anne/emacs]]
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The source version of this file: [[https://git.minded.net/anne/emacs/src/branch/main/init.el.org?display=source][git.minded.net/anne/emacs/src/branch/main/init.el.org]]
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Or view this file on my blog: [[https://blog.minded.net/pages/emacs/init.el.org][blog.minded.net/pages/emacs/init.el.org]]
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** About me
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#+begin_src elisp
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(setq user-full-name "Anne"
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user-mail-address "anne@minded.net")
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#+end_src
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** Use-package
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[[https://github.com/jwiegley/use-package]]
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#+begin_src elisp
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(require 'package)
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(add-to-list 'package-archives '("melpa" . "https://melpa.org/packages/"))
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(package-initialize)
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(unless (package-installed-p 'use-package)
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(package-refresh-contents)
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(package-install 'use-package))
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(require 'use-package)
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(setq use-package-always-ensure 't)
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#+end_src
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** Reload configuration
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~M-x reload-emacs-init~
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#+begin_src elisp
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(defun reload-emacs-init ()
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(interactive)
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(load-file "~/.emacs.d/init.el")
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(message "Configuarion reloaded!"))
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#+end_src
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** Customizations file
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[[https://www.gnu.org/software/emacs/manual/html_node/emacs/Saving-Customizations.html]]
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You can choose to save customizations somewhere other than your initialization file.
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#+begin_src elisp
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(setq custom-file "~/.emacs.d/custom.el")
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(load custom-file 'noerror 'nomessage)
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#+end_src
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** TRAMP
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https://www.gnu.org/software/emacs/manual/html_node/tramp/Auto_002dsave-File-Lock-and-Backup.html
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#+begin_src elisp
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(setq tramp-allow-unsafe-temporary-files t)
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#+end_src
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** zone-mode
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#+begin_src elisp
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(add-to-list 'auto-mode-alist '("/etc/bind/zones/" . zone-mode))
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#+end_src
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** Lock files
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[[https://www.gnu.org/software/emacs/manual/html_node/elisp/File-Locks.html]]
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If create-lockfiles is nil, Emacs does not lock files.
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#+begin_src elisp :tangle no
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(setq create-lockfiles nil)
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#+end_src
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** Yes-or-no prompts
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[[https://www.emacswiki.org/emacs/YesOrNoP]]
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#+begin_src elispx1
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(defalias 'yes-or-no-p 'y-or-n-p)
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#+end_src
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** Keeping buffers up-to-date
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[[https://www.gnu.org/software/emacs/manual/html_node/emacs/Auto-Revert.html]]
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#+begin_src elisp
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(global-auto-revert-mode 1)
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(setq global-auto-revert-non-file-buffers t)
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#+end_src
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** Disable startup screen
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[[https://www.gnu.org/software/emacs/manual/html_node/elisp/Startup-Summary.html]]
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#+begin_src elisp :tangle no
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(setq inhibit-startup-screen nil)
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#+end_src
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** What to display
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[[https://www.gnu.org/software/emacs/manual/html_node/emacs/Frames.html]]
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I do like the menu bar after all.
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#+begin_src elisp
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(tool-bar-mode -1)
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;;(menu-bar-mode -1)
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(tooltip-mode -1)
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#+end_src
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** Mode line column and line numbers
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[[https://www.gnu.org/software/emacs/manual/html_node/efaq/Displaying-the-current-line-or-column.html]]
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#+begin_src elisp
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(column-number-mode t)
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#+end_src
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** Theme
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#+begin_src elisp
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(use-package ef-themes
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:ensure t
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:demand t
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:config
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(ef-themes-select 'ef-dream))
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#+end_src
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#+begin_src elisp
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(custom-set-faces
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'(helm-buffer-directory ((t (:extend t :background "dim gray" :foreground "DarkRed"))))
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'(helm-ff-directory ((t (:extend t :background "dim gray" :foreground "DarkRed"))))
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'(org-agenda-date-today ((t (:inherit org-agenda-date :underline nil))))
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'(menu ((t (:background "magenta")))))
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#+end_src
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** Mood-line
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[[https://gitlab.com/jessieh/mood-line]]
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A lightweight, drop-in replacement for the default Emacs mode line configuration.
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#+begin_src elisp
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(use-package mood-line
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:config (mood-line-mode)
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;;(setq mood-line-format mood-line-format-default)
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(setq mood-line-format mood-line-format-default-extended)
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(setq mood-line-glyph-alist mood-line-glyphs-unicode))
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#+end_src
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** Suppress dialog boxes
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[[https://www.gnu.org/software/emacs/manual/html_node/emacs/Dialog-Boxes.html]]
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#+begin_src elisp
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(setq use-dialog-box nil)
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#+end_src
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** Sentences
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[[https://www.gnu.org/software/emacs/manual/html_node/efaq/Filling-paragraphs-with-a-single-space.html]]
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#+begin_src elisp
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(setq sentence-end-double-space nil)
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#+end_src
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** Minibuffer
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[[https://www.gnu.org/software/emacs/manual/html_node/emacs/Minibuffer-Edit.html]]
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#+begin_src elisp
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(setq resize-mini-windows t)
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(setq max-mini-window-height 0.5)
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#+end_src
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** Word wrap
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[[https://www.gnu.org/software/emacs/manual/html_node/emacs/Visual-Line-Mode.html]]
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#+begin_src elisp
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(add-hook 'text-mode-hook 'visual-line-mode)
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#+end_src
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** Mouse support
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[[https://www.gnu.org/software/emacs/manual/html_node/emacs/Mouse-Input.html]]
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#+begin_src elisp
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(xterm-mouse-mode 1)
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(mouse-wheel-mode 1)
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(context-menu-mode 1)
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#+end_src
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** Kill-line
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[[https://www.gnu.org/software/emacs/manual/html_node/emacs/Killing-by-Lines.html]]
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If non-nil, ~kill-line~ with no arg at start of line kills the whole line.
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#+begin_src elisp
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(setq kill-whole-line t)
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#+end_src
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** Indentation
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[[https://www.gnu.org/software/emacs/manual/html_node/eintr/Indent-Tabs-Mode.html]]
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#+begin_src elisp
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(setq-default indent-tabs-mode nil)
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#+end_src
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** Electric pair mode
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[[https://emacsdocs.org/docs/emacs/Matching]]
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#+begin_src elisp
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(electric-pair-mode 1)
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#+end_src
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** Overwrite highlighted region
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[[https://www.gnu.org/software/emacs/manual/html_node/efaq/Replacing-highlighted-text.html]]
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#+begin_src elisp
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(delete-selection-mode t)
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#+end_src
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** Scrolling
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[[https://www.gnu.org/software/emacs/manual/html_node/emacs/Scrolling.html]]
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#+begin_src elisp
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(setq scroll-error-top-bottom t)
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#+end_src
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** Cursor
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[[https://www.gnu.org/software/emacs/manual/html_node/emacs/Cursor-Display.html]]
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#+begin_src elisp
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(global-hl-line-mode t)
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#+end_src
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** Window handling
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[[https://www.gnu.org/software/emacs/manual/html_node/emacs/Window-Convenience.html]]
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Winner mode is a global minor mode that records the changes in the window configuration (i.e., how the frames are partitioned into windows), so that you can undo them.
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#+begin_src elisp
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(winner-mode 1)
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#+end_src
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The Windmove package defines commands for moving directionally between neighboring windows in a frame.
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#+begin_src elisp
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(use-package windmove
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:bind
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(("<f2> <right>" . windmove-right)
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("<f2> <left>" . windmove-left)
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("<f2> <up>" . windmove-up)
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("<f2> <down>" . windmove-down)))
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#+end_src
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** Crux
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[[https://github.com/bbatsov/crux]]
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A Collection of Ridiculously Useful eXtensions for Emacs. crux bundles many useful interactive commands to enhance your overall Emacs experience.
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#+begin_src elisp
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(use-package crux
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:bind
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("C-a" . crux-move-beginning-of-line)
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("C-c o" . crux-open-with)
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("C-k" . crux-kill-whole-line)
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("C-c f" . crux-cleanup-buffer-or-region)
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("C-x C-a" . crux-sudo-edit)
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:config
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(crux-with-region-or-buffer indent-region)
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(crux-with-region-or-buffer untabify)
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(crux-with-region-or-line comment-or-uncomment-region))
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#+end_src
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** Dired
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[[https://www.gnu.org/software/emacs/manual/html_node/emacs/Dired.html]]
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#+begin_src elisp
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(put 'dired-find-alternate-file 'disabled nil)
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(setq dired-listing-switches "-agho --group-directories-first")
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#+end_src
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** Kill buffer
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#+begin_src elisp
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(global-set-key (kbd "C-x k") 'kill-current-buffer)
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#+end_src
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** Unset C-z
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Unset C-z which is bound to `suspend-frame' by default.
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#+begin_src elisp
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(global-unset-key (kbd "C-z"))
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#+end_src
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** Backups
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[[https://www.gnu.org/software/emacs/manual/html_node/emacs/Backup.html]]
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Automatically backup buffers/files into the ~.emacs.d/backup/ directory.
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#+begin_src elisp
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(setq backup-directory-alist '(("." . "~/.emacs.d/backups")))
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(setq backup-by-copying t ; Don't delink hardlinks
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version-control t ; Use version numbers on backups
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delete-old-versions t ; Automatically delete excess backups
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kept-new-versions 20 ; how many of the newest versions to keep
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kept-old-versions 5) ; and how many of the old
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#+end_src
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** backup-walker
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https://github.com/lewang/backup-walker
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#+begin_src elisp
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(use-package backup-walker
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:bind
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("C-c b" . backup-walker-start))
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#+end_src
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** Auto save
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[[https://www.gnu.org/software/emacs/manual/html_node/emacs/Auto-Save-Control.html]]
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#+begin_src elisp
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(setq auto-save-timeout 20 ; number of seconds idle time before auto-save (default: 30)
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auto-save-interval 200) ; number of keystrokes between auto-saves (default: 300)
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#+end_src
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** Lastmod time stamp
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#+begin_src elisp
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(setq time-stamp-start "\\(^:last_modified: \\\\?[\[<]+\\|^:LASTMOD: \\\\?[\[<]+\\|^#\\+lastmod: \\\\?[\[<]+\\|^;; lastmod: \\\\?[\[<]+\\)")
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(setq time-stamp-end "\\\\?[\]>]")
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(setq time-stamp-format "%Y-%02m-%02d %3a %02H:%02M")
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(setq time-stamp-limit 12)
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(add-hook 'before-save-hook 'time-stamp)
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(setq time-stamp-active t)
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#+end_src
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** Magit
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[[https://magit.vc/]]
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[[https://systemcrafters.net/mastering-git-with-magit/introduction/]]
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#+begin_src elisp
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(use-package magit
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:ensure t)
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#+end_src
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** Which-key
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[[https://github.com/justbur/emacs-which-key]]
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which-key is a minor mode for Emacs that displays the key bindings following your currently entered incomplete command (a prefix) in a popup.
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#+begin_src elisp
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(use-package which-key
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:config
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(which-key-mode)
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(setq which-key-idle-delay 0.5
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which-key-idle-secondary-delay 0.5)
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(which-key-setup-side-window-bottom))
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#+end_src
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** Helm
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[[https://emacs-helm.github.io/helm/]]
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Imagine a life without Helm...
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#+begin_src elisp
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(use-package helm
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:ensure t
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:config
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;;(require 'helm-config)
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:init
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(helm-mode 1)
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(setq helm-split-window-inside-p t)
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:diminish helm-mode
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:bind (("M-x" . helm-M-x) ; Evaluate functions
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("C-x C-f" . helm-find-files) ; Open or create files
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("C-x b" . helm-mini) ; Select buffers
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("C-x C-b" . helm-buffers-list)
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("C-x C-r" . helm-recentf) ; Select recently saved files
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("C-c i" . helm-imenu) ; Select document heading
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("M-y" . helm-show-kill-ring) ; Show the kill ring
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("C-x c g" . helm-do-grep-ag)
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:map helm-map
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("C-z" . helm-select-action)
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("<tab>" . helm-execute-persistent-action)))
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#+end_src
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** Org-appear
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[[https://github.com/awth13/org-appear]]
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Make invisible parts of Org elements appear visible.
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#+begin_src elisp
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(use-package org-appear
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:load-path "~/.emacs.d/etc/elisp/org-appear"
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:hook (org-mode . org-appear-mode)
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:init
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(setq org-appear-autolinks t))
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#+end_src
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Hide emphasis markers by default.
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#+begin_src elisp
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(setq org-hide-emphasis-markers t)
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#+end_src
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** Org-roam
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https://github.com/org-roam/org-roam
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https://www.orgroam.com/
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#+begin_src elisp
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(use-package org-roam
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:ensure t
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;;:init
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;;(setq org-roam-v2-ack t)
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:custom
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(org-roam-directory "~/org/notes")
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(org-roam-completion-everywhere t)
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(org-roam-capture-templates
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'(("d" "default" plain "%?"
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:target (file+head "%<%Y%m%d>-${slug}.org"
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":PROPERTIES:\n:CREATED: %U\n:LASTMOD: []\n:END:\n#+title: ${title}\n\n\n")
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:unnarrowed t)))
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:config
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(org-roam-db-autosync-mode)
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(setq org-roam-node-display-template (concat "${title:*} " (propertize "${tags:42}" 'face 'org-tag)))
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:bind (("C-c n l" . org-roam-buffer-toggle)
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("C-c n f" . org-roam-node-find)
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("C-c n i" . org-roam-node-insert)
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("C-c n c" . org-roam-capture)
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("C-c n d" . org-id-get-create)
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("C-c n t" . org-roam-tag-add)
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("C-c n u" . org-roam-tag-remove)
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("C-c n a" . org-roam-alias-add)
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("C-c n b" . org-roam-alias-remove)))
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#+end_src
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