1. Typing on a computer for too long
2. Using a mouse for long periods
3. Holding the mouse incorrectly
Or 4. Working in a cramped workspace
Answer:
This answer is quite late, but data types are basically categories that differentiate stuff in python.
A few examples would be:
String - Anything that has single or double-quotes around it. The input( ) function automatically returns a string, unless changed.
Int - An integer. Any whole number.
Float - Any decimal number.
List - a variable in which you can store multiple different elements. (Strings, integers, floats, tuples, lists, etc...)
Also, sorry if my English isn't perfect. English isn't my first language.
Explanation:
Don't know. Just some stuff I remember from my python class. ∞
Answer:
Its edition 7, referred to as BT.601-7, was approved in March 2011 and was formally published in October 2011.
So it means it has been revised at least 7 times.