有用的emacs快捷键

• 列编辑C-x r t your_string RET (参见How to do select column then do editing in GNU Emacs ?)
• 记录当前位置到register中 C-r SPC (需安装better-registers.el,且要注释掉其中对快捷键'C-x r'的占用)
• 跳转至某register, C-j (需better-registers.el)
• Save frame configuration to register, C-r f (要求同上)
• Comment current line, M-; (需qiang-comment-dwim-line)