Send Notifications from Emacs with i3wm and Dunst

I barely use notifications, but recently I think it's a valuable way to remind me things like helping me nurture habits, or to notify me of emergencies like a critically low laptop battery. So I try to integrate notifications to org-mode and Emacs today. I knew the built-in org-notify could do this job easily before, so I first test it in the minibuffer with (org-notify "test"). Unfortunately, it errors out: [Read More]