Picking the winners live! Livestream and making a Tasker Winners project!
While you could wake up your PC from a mobile directly, having a dedicated server capable of doing so is the best solution. The reason is simple. You can hook up as many devices as you wish with a single endpoint. This is why Raspberry Pi is perfect for this.
Get a notification when you about to go offline
Get the Google Train updates before you reach the station
Make things easier with Tasker
Dude, where's your car?
Lock your apps, unlock it with a password or a fingertip. Great for keeping any app secure.
Going out and about? Make sure someone knows where you are.
How about live traffic updates as your lock screen wallpaper?
Measure the battery use of Bluetooth devices