Q:

Why can javascript integers be specified with an e to signify power of ten?

What's the basis for the javascript notation:
x = 2.5e3

?
For those not up to speed (like me, 10 minutes ago), the value of x will be 2500.

A:

According to Wikipedia, this notation is a form of scientific notation called E notation, and is a standard feature of most popular programming languages.

