![]() necessary white-noise in any large application. The rest is responsible for help, parameter validation, etc., which roughly matches the proportion of useful code vs. The actual work is done in the last two lines. It defines a shell function called remind, which supports the above syntax. This is better than Alexa! How to get this goodness? Free online course: RHEL Technical Overview.For example: $ echo "notify-send 'Stop it and go home now?' 'Enough work for today.' -u critical" | at now ![]() We can combine it with notify-send to show ourselves reminders at some time in the future. From absolute time, such as 10:00 through relative time, such as now + 2 hours, to special times such as noon or midnight. Luckily, at accepts parameters from standard input so that we can use it this way: $ echo "npm run build" | at now + 1 minute If you run it like this, it starts in interactive mode, where you can enter commands to execute at a given time: $ at 12:00 The at command schedules the single execution of a command at a specified time. Combine notify-send with atĬron is commonly used to schedule commands at regular intervals. They will have the same consistent look, feel, and behavior. Sent notifications are picked up by the desktop environment and displayed just like any other notification. On top of that, URLs are rendered as clickable. You can use a small set of HTML tags in the notification body to give your messages a nice touch. You can customize the notification with options such as urgency level, custom icon, and so on. $ notify-send "Tip of the Day" "How about a nap?" On Debian-based distributions, type: $ sudo apt install notify-sendĪ few examples of simple notifications: $ notify-send "Dinner ready!" On Fedora and similar distributions, type: $ sudo dnf install libnotify ![]() If it's not installed yet, install it with your package manager of choice. It's often already installed as a part of your desktop, but you can run which notify-send to confirm. To send notifications from the Linux terminal, use the notify-send command. Sending notifications from the Linux terminal See the last section for some hints and tips. It can also be done on macOS with a bit of effort. The below code has been written and tested on Linux.
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