Changed link that causes error 301 and redirect. Fix for #5313. (#5314)

* Changed link that causes error 301 and redirect

This change switches the previous link that causes a 301 error and a redirect to a direct link to the correct page.

* Removed #fragment from link

README.md

@@ -4,7 +4,7 @@ This page is available as an easy-to-read website at [https://ebookfoundation.gi
 
 ## Intro
 
-This list was originally a clone of [StackOverflow - List of Freely Available Programming Books](http://web.archive.org/web/20130824154208/http://stackoverflow.com/a/392926) with contributions from Karan Bhangui and George Stocker.
+This list was originally a clone of [StackOverflow - List of Freely Available Programming Books](https://web.archive.org/web/20140606191453/http://stackoverflow.com/questions/194812/list-of-freely-available-programming-books/392926) with contributions from Karan Bhangui and George Stocker.
 
 The list was moved to GitHub by Victor Felder for collaborative updating and maintenance. It has grown to become one of [GitHub's most popular repositories](https://octoverse.github.com/), with 160,000+ stars, 6000+ commits, 1600+ contributors, and 39,000+ forks.