We continue to look at how to construct loops including how to do something special the first time through the loop.  We introduce the idea of 'None' which is a way to indicate that a variable is currently empty.

5.4 Loop Techniques

These are the video lectures to supplement the textbook 'Python for Everybody: Exploring Information' and its associated web site www.py4e.com

Technology

Tech News

Podcasting

Gadgets

Software How-To

Education

Training

Language Courses

Higher Education

K-12

Educational Technology

Explore the nature of programming and how programming a computer is different than using a computer.

1.1 Why Program

In this lecture we learn abut how the computer processes and stores programs.  We learn about the CPU, Memory, Storage and Input / Output devices are brought together to write a program.

1.2 Hardware Architecture

We look at how writing programs is just another form of communication.  Instead of communicating with another person, we are communicating our ideas to a computer.

1.3 Python as a Language

We look at the basics of the Python language and how we write code in Python to communicate sequential steps, conditional steps and repeated steps.

5.4 Loop Techniques

Download our free app to listen on your phone