input question: How to remove the Windows 8 default system shortcuts (like Recycle Bin) from the desktop.

output answer: Right click on the desktop, click personalize, then click "Change desktop icons". Uncheck all the icons.

input question: To get the proper texture on the cheese of a pizza,

output answer: cook the pizza under a broiler in the oven.

input question: Cut a watermelon without a knife.

output answer:
Use a quarter to make small slit at center of watermelon, then do a karate chop.