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emacs/init.el.org
2025-11-01 00:08:31 +01:00

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