Add to vimrc.

diff --git a/dotfiles_user_minimal/vimrc b/dotfiles_user_minimal/vimrc
index 0110b6e72c3a50747a4ffc5acef83342b04393f7..74b24865cf659f3002985ce06aa9c24ba5f139d6 100644 (file)
--- a/dotfiles_user_minimal/vimrc
+++ b/dotfiles_user_minimal/vimrc
@@ -19,3 +19,6 @@ execute myvar
 
 " Keep syntax highlighting healthy.
 autocmd BufEnter * :syntax sync fromstart
+
+" Mark the 80-th column.
+set colorcolumn=80