1.设置Ctrl与Caps键位映射

# vim ~/.xprofile
setxkbmap -option ctrl:swapcaps

2.emacs基本操作

打开emacs，使用C-h t组合键打开教程查看
3.emacs换源

# vim ~/.emacs.d/init.el
;;如果emacs版本大于26,则使用下面软件源
(when (>= emacs-major-version 26)
    (require 'package)
    (package-initialize)
    (setq package-archives '(("gnu"   . "http://elpa.emacs-china.org/gnu/")
		         ("melpa" . "http://elpa.emacs-china.org/melpa/")
			 ("org" . "http://elpa.emacs-china.org/org/")
			 ("marmalade" . "http://elpa.emacs-china.org/marmalade/")
			 ("user42" . "http://elpa.emacs-china.org/user42/"))))

4.emacs关闭创建文件显示以下字符

;;This buffer is for text that is not saved, and for Lisp evaluation. 
;;To create a file, visit it with <open> and enter text in its buffer.

在init.el中添加

(setq initial-scratch-message "")