If you’re an Internet Explorer user, and you’ve been a bit spooked by all this talk of security glitches and phishing attacks, there are other options out there for you. Now unfortunately, no browser ...

This was admittedly difficult for me! Looking at it now, the logic is not that complicated, but it's very easy to get lost in doing it "one way", leading to over-debugging and creating more bugs than ...

Can be controlled using either mouse / touchscreen or by using the keyboard pressing the corresponding keys. Backspace deletes last digit. Last operation will show up above the input box every time ...