Every year on Blue Peter, we love to inspire you to make an incredible homemade Christmas card that will amaze your family and friends. This year, we have a super cool flip book card for you to try.

It looks like a cute little dolphin-themed toy, but don't be fooled—the Flipper Zero is a surprisingly powerful learning tool for hacking, and if you're not careful, it can get you into some very ...

Abstract: Commuter Card Renewal Application is a sophisticated software program created to automate and simplify the renewal of transport passes for mass transit systems. Written in Java, the ...