The Unofficial C For Dummies Website

Recent Lessons

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?
Sign Bits
April 3, 2021 Negative binary values are quite clever in their implementation.
Options for the strfmon() Function
March 27, 2021 Like the printf() function, strfmon has placeholders for formatting a monetary string.
Exploring the strfmon() Function
March 20, 2021 It delights me to no end when I discover an unfamiliar C library function.

This Month's Exercise

Balancing Accounts
April 1, 2021 Organize values so that a bank account never dips below zero. (Difficulty: Medium)

Current Titles

C Programming For Dummies   Programmer's Guide to NCurses   Programmer's Guide to XML and JSON   Programmer's Guide to Curl

Online Training

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