config_emacs/early-init.el

(setq gc-cons-threshold most-positive-fixnum)

(defvar default-file-name-handler-alist file-name-handler-alist)
(setq file-name-handler-alist nil)

(add-hook 'emacs-startup-hook
          (lambda ()
            (setq file-name-handler-alist default-file-name-handler-alist)) 100)

;; Resizing the emacs frame can be a terriblu expensive part of changing the font.
;; By inhibiting this, we easily hale startup times with fonts that are larger
;; than the system default.
(setq package-enable-at-startup nil)
(setq frame-inhibit-implied-resize t)

(menu-bar-mode -1)    ;; disable menu bar
(tool-bar-mode -1)    ;; disable tool bar
(scroll-bar-mode -1)  ;; disable scroll bar

(defconst config-org (expand-file-name "config.org" user-emacs-directory))
(defconst init-el (expand-file-name "init.el" user-emacs-directory))

(unless (file-exists-p init-el)
  (require 'org)
  (org-babel-tangle-file config-org init-el))