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How to let users supply numeric input to your programs.

integers, floats, and strings in Python.

The File class lets you get information about a disk file. See this URL for information about absolute vs. relative path names: ...

Note: please view this using the video player at http://course.fast.ai, instead of viewing on YouTube directly, to ensure you have ...

Learn html with Sandy, the time traveller. In this lesson , we touch on how to create your first html page with the introduction of ...

Learn when to use -- and not to use -- exceptions.

Various forms of the print() function, including formatting output. Note: at 8:10 I say“I'll pass that on to the format function” -- the ...

Join this channel to get access to perks: https://www.youtube.com/channel/UC4C_tfy6WLDxzVVO3y6YinA/join This is my ...

World’s Youngest Bodybuilder: 12-Year-Old Competes in Men’s Physique! The bodybuilding world is witnessing a new era as the ...

You use a Scanner based on a File object to read from files. You'll need to handle a checked exception when you do that.

This video describes how to use a dictionary --- a set of key-and-value pairs. Other programming languages have similar ...

Full video: https://www.youtube.com/watch?v=c3eMoHuPRy0 Learn how modulation embeds messages onto electromagnetic ...

Using Python strings. Sorry about the really scratchy voice at the beginning. Oh well. Note: I often use the terms “word” and “letter” ...

This is the second chapter of Python for Informatics. We cover constants, variables, reserved words, assignment statements, ...

Semiconductors are in everything from your cell phone to rockets. But what exactly are they, and what makes them so special?

The do/while loop is guaranteed to execute the loop body at least once.

Arrays aren't only for ints, doubles, etc. You can put objects into them. This video shows you how to create and initialize an array ...

CompTIA exam study guide presentations by instructor Brian Ferrill, PACE-IT (Progressive, Accelerated Certifications for ...

In this course, our style guidelines tell you to *always* use braces with if statements. This video explains the problems you could ...

In this course, we will work with a dashboard that helps us monitor indicators related to the 1000 most vulnerable days. The 1000 ...