The Unofficial C For Dummies Website

This page supports the C programming books written by Dan Gookin, as well as the C language training courses offered online at LinkedIn Learning. All coders are welcome.

Recent Lessons

Silicon Valley Encryption, Part II: April 19, 2025 The first step to figuring out "how they did it" is to de-obfuscate the code.
Silicon Valley Encryption, Part I: April 12, 2025 How did Richard do it? What is this number?
A Nutty Non-Loop - Solution: April 8, 2025
The Phone Number Value: April 5, 2025 Storing numeric data as a number involves a lot more brainwork than storing it as a string.
The Phone Number String: March 29, 2025 Sometimes numeric data shouldn't be stored numerically.

Lessons are posted each Saturday; see the blog for all the Lessons

This Month's Exercise

A Nutty Non-Loop: April 1, 2025 Yes, it's possible to program a loop without using any looping statements.

Exercises are posted on the first of the month; see the blog for all the Exercises

Current Titles

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For support on my older C titles: Beginning C Programming, C All-In-One reference and C For Dummies.

Online Training

Online training is provided through Linkedin Learning, a subscription service. Click here to see my available courses. New courses are frequently available and updated.

"For Dummies" is a trademark or registered trademark of John Wiley.
This site is the online companion to the various
C language titles written by Dan Gookin.