&quot;Programming from the Ground Up&quot; - a gentle introduction to x86 assembly on Linux - <a href="http:&#x2F;&#x2F;savannah.nongnu.org&#x2F;projects&#x2F;pgubook&#x2F;" rel="nofollow">http:&#x2F;&#x2F;savannah.nongnu.org&#x2F;projects&#x2F;pgubook&#x2F;</a>