I haven't finished reading the "edge of the universe" thread yet, but I had a conversation last week related to it. One of my co-workers is interested in learning Pro/Toolkit development, but it's been many years since he tried to write something in C.
There are still a lot of books on C programming in print, but it's hard to find one that explains the language well to an inexperienced programmer. With that in mind, I found this title helpful when I started working in C:
Programming in C (3rd Edition) by Steven G. Kochan ISBN 978-0672326660 This thread is inactive and closed by the PTC Community Management Team. If you would like to provide a reply and re-open this thread, please notify the moderator and reference the thread. You may also use "Start a topic" button to ask a new question. Please be sure to include what version of the PTC product you are using so another community member knowledgeable about your version may be able to assist.