What does -= mean in C#?

The -= operator first subtracts the value of the expression (on the right-hand side of the operator) from the value of the variable or property (on the l...

When did Emperor Wen die?

August 13, 604 AD Furthermore, how did Emperor Wen die?Three years later—at the end of one of the great reigns in Chinese history—he fell ill and died. I...