blog.minded.net

init.el.org

My Emacs configuration

More about the Emacs initialization file

~/.emacs.d/init.el is generated from this org file with Org-babel

How to tangle: M-x org-babel-tangle or C-c C-v t

My Emacs repository: git.minded.net/anne/emacs

The source version of this file: git.minded.net/anne/emacs/src/branch/main/init.el.org

Or view this file on my blog: blog.minded.net/pages/emacs/init.el.org

About me

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(setq user-full-name "Anne"
      user-mail-address "anne@minded.net")

Use-package

https://github.com/jwiegley/use-package

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(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)

Reload configuration

M-x reload-emacs-init

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(defun reload-emacs-init ()
  (interactive)
  (load-file "~/.emacs.d/init.el")
  (message "Configuarion reloaded!"))

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.

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(setq custom-file "~/.emacs.d/custom.el")
(load custom-file 'noerror 'nomessage)

TRAMP

https://www.gnu.org/software/emacs/manual/html_node/tramp/Auto_002dsave-File-Lock-and-Backup.html

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(setq tramp-allow-unsafe-temporary-files t)

zone-mode

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(add-to-list 'auto-mode-alist '("/etc/bind/zones/" . zone-mode))

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.

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(setq create-lockfiles nil)

Yes-or-no prompts

https://www.emacswiki.org/emacs/YesOrNoP

(defalias 'yes-or-no-p 'y-or-n-p)

Keeping buffers up-to-date

https://www.gnu.org/software/emacs/manual/html_node/emacs/Auto-Revert.html

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(global-auto-revert-mode 1)
(setq global-auto-revert-non-file-buffers t)

Disable startup screen

https://www.gnu.org/software/emacs/manual/html_node/elisp/Startup-Summary.html

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(setq inhibit-startup-screen nil)

What to display

https://www.gnu.org/software/emacs/manual/html_node/emacs/Frames.html

I do like the menu bar after all.

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(tool-bar-mode -1)
;;(menu-bar-mode -1)
(tooltip-mode -1)

Mode line column and line numbers

https://www.gnu.org/software/emacs/manual/html_node/efaq/Displaying-the-current-line-or-column.html

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(column-number-mode t)

Theme

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(use-package ef-themes
  :ensure t
  :demand t
  :config
  (ef-themes-select 'ef-dream))
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(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")))))

Mood-line

https://gitlab.com/jessieh/mood-line

A lightweight, drop-in replacement for the default Emacs mode line configuration.

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(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))

Suppress dialog boxes

https://www.gnu.org/software/emacs/manual/html_node/emacs/Dialog-Boxes.html

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(setq use-dialog-box nil)

Sentences

https://www.gnu.org/software/emacs/manual/html_node/efaq/Filling-paragraphs-with-a-single-space.html

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(setq sentence-end-double-space nil)

Minibuffer

https://www.gnu.org/software/emacs/manual/html_node/emacs/Minibuffer-Edit.html

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(setq resize-mini-windows t)
(setq max-mini-window-height 0.5)

Word wrap

https://www.gnu.org/software/emacs/manual/html_node/emacs/Visual-Line-Mode.html

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(add-hook 'text-mode-hook 'visual-line-mode)

Mouse support

https://www.gnu.org/software/emacs/manual/html_node/emacs/Mouse-Input.html

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(xterm-mouse-mode 1)
(mouse-wheel-mode 1)
(context-menu-mode 1)

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.

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(setq kill-whole-line t)

Indentation

https://www.gnu.org/software/emacs/manual/html_node/eintr/Indent-Tabs-Mode.html

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(setq-default indent-tabs-mode nil)

Electric pair mode

https://emacsdocs.org/docs/emacs/Matching

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(electric-pair-mode 1)

Overwrite highlighted region

https://www.gnu.org/software/emacs/manual/html_node/efaq/Replacing-highlighted-text.html

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(delete-selection-mode t)

Scrolling

https://www.gnu.org/software/emacs/manual/html_node/emacs/Scrolling.html

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(setq scroll-error-top-bottom t)

Cursor

https://www.gnu.org/software/emacs/manual/html_node/emacs/Cursor-Display.html

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(global-hl-line-mode t)

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.

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(winner-mode 1)

The Windmove package defines commands for moving directionally between neighboring windows in a frame.

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(use-package windmove
  :bind
  (("<f2> <right>" . windmove-right)
   ("<f2> <left>" . windmove-left)
   ("<f2> <up>" . windmove-up)
   ("<f2> <down>" . windmove-down)))

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.

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(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))

Dired

https://www.gnu.org/software/emacs/manual/html_node/emacs/Dired.html

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(put 'dired-find-alternate-file 'disabled nil)
(setq dired-listing-switches "-agho --group-directories-first")

Kill buffer

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(global-set-key (kbd "C-x k") 'kill-current-buffer)

Unset C-z

Unset C-z which is bound to `suspend-frame’ by default.

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(global-unset-key (kbd "C-z"))

Backups

https://www.gnu.org/software/emacs/manual/html_node/emacs/Backup.html

Automatically backup buffers/files into the ~.emacs.d/backup/ directory.

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(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

backup-walker

https://github.com/lewang/backup-walker

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(use-package backup-walker
  :bind
  ("C-c b" . backup-walker-start))

Auto save

https://www.gnu.org/software/emacs/manual/html_node/emacs/Auto-Save-Control.html

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(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)

Lastmod time stamp

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(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)

Magit

https://magit.vc/

https://systemcrafters.net/mastering-git-with-magit/introduction/

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(use-package magit
  :ensure t)

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.

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(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))

Helm

https://emacs-helm.github.io/helm/

Imagine a life without Helm…

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(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)))

Org-appear

https://github.com/awth13/org-appear

Make invisible parts of Org elements appear visible.

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(use-package org-appear
  :load-path "~/.emacs.d/etc/elisp/org-appear"
  :hook (org-mode . org-appear-mode)
  :init
  (setq org-appear-autolinks t))

Hide emphasis markers by default.

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(setq org-hide-emphasis-markers t)

Org-roam

https://github.com/org-roam/org-roam

https://www.orgroam.com/

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(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)))