The Unofficial C For Dummies Website

This page supports the C programming books written by Dan Gookin and published by John Wiley, as well as the C language training courses offered online at LinkedIn Learning.

Recent Lessons

The _Generic Keyword: May 8, 2021 The C11 standard formalized introduction of the keyword _Generic. Why?
Putting the memset() Function to Work: May 1, 2021 Here's a quick and effective way to initialize a buffer.
How Big is Your BUFSIZ?: April 24, 2021 The BUFSIZ defined constant provides a handy way to create a buffer of a given size. But what's the size?
Zero and NULL and Pointers and Stuff: April 17, 2021 The defined constant NULL isn't zero, but is it always a pointer?
Positive or Negative Zero: April 10, 2021 Is zero positive, negative, or just zero?

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

This Month's Exercise

Unravel the Mystery Code: May 1, 2021 How can this code possibly compile in C?

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

Current Titles

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 online training is available frequently.

Bonus! Sign up for a free 30-day trial at LinkedIn Learning

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