emacs上久缺的满行指示器：hl-fill-column

[Youmu]

Emacs builtin mode 功能介绍

whitespace 的功能其实挺多的，我的配置： (use-package whitespace :hook (after-init . global-whitespace-mode) :config ;; Don't use different background for tabs. (face-spec-set 'whitespace-tab '((t :background unspecified))) ;; Only use background and underline for long lines, so we can still have ;; syntax highlight. ;; For some reason use face-defface-spec as spec-type doesn't work. My guess ;; is it's due to the variables with the same name as the faces in ;; whitespace.…