Dave's Garage Courses

How One Line of Code Crashed AT&T's Long-Distance Network

Uncover the software bug that caused AT&T's massive 1990 network outage, exploring its technical details, impact, and lessons for the telecom industry on software complexity and testing.

• YouTube
• 15 minutes
• Self-Paced
• Free Video

Retraining vs RAG vs Context - Using Local Data on Large Language Models

Explore techniques to enhance LLM functionality using retraining, RAG, and context documents for local and online models.

• YouTube
• 19 minutes
• Self-Paced
• Free Video

Unlocking the Secrets of Magnetic Storage - NRZI, GCR, MFM, and RLL Explained

Discover how magnetic storage evolved through various encoding formats like NRZI, GCR, MFM, and RLL, understanding the ingenious solutions for storing digital data on magnetic media.

• YouTube
• 16 minutes
• Self-Paced
• Free Video

The Stuxnet Cyberweapon Explained

Uncover the intricacies of Stuxnet, the groundbreaking cyberweapon that targeted Iran's nuclear facilities. Explore its sophisticated design, deployment methods, and global impact through a retired Windows engineer's perspective.

• YouTube
• 18 minutes
• Self-Paced
• Free Video

Psychopathy vs Autism - Comparing Traits and Symptoms

Explore the similarities and differences between psychopathy and autism, examining key traits and symptoms for better understanding.

• YouTube
• 15 minutes
• Self-Paced
• Free Video

My Autistic Life - Working at Microsoft in the 1990s

Explore the impact of undiagnosed autism on a career at Microsoft in the 1990s, offering insights into neurodiversity in the tech industry.

• YouTube
• 34 minutes
• Self-Paced
• Free Video

From Core Memory to the Internet - Amazing History of the PDP-11

Explore the fascinating evolution from core memory to PDP-11 computers, tracing DEC's history and the PDP-11's impact on early internet technology in this engaging tech retrospective.

• YouTube
• 17 minutes
• Self-Paced
• Free Video

Your Passwords Are in Danger - Why You Need a Password Manager Now

Explore password security, learn about password managers, and discover how to protect your online accounts from potential breaches and hacking attempts.

• YouTube
• 17 minutes
• Self-Paced
• Free Video

Rare Private Tour of Seattle's Long-Closed Living Computer Museum

Exclusive behind-the-scenes tour of Seattle's Living Computer Museum, showcasing an impressive collection of vintage computers from iconic brands like Apple, Xerox, DEC, and IBM.

• YouTube
• 18 minutes
• Self-Paced
• Free Video

Critical Windows Exploit - TCP/IP IPv6 Network Stack Vulnerability Explained

Retired Windows developer explains major TCP/IP IPV6 network stack exploit, discussing implications and China's new cybersecurity laws affecting zero-day exploit discovery.

• YouTube
• 11 minutes
• Self-Paced
• Free Video

Learn Docker - From Hello World to Doom in 15 Minutes

Comprehensive Docker tutorial: from basics to advanced applications, including web servers and gaming. Hands-on examples demonstrate Docker's versatility and power.

• YouTube
• 17 minutes
• Self-Paced
• Free Video

Solving Primes to One Trillion - PDP-11 vs Threadripper Performance Comparison

Explore prime number computation up to one trillion and compare performance between PDP-11 and Threadripper processors using a custom prime sieve algorithm.

• YouTube
• 17 minutes
• Self-Paced
• Free Video

UNIX on the PDP-11 - Installing 211BSD and Connecting to the Internet

Experience classic computing as Dave installs 211BSD Unix on a PDP-11/83, connects it to the internet, and showcases iconic games like Zork and Star Trek on vintage hardware.

• YouTube
• 13 minutes
• Self-Paced
• Free Video

CrowdStrike IT Outage - Latest News and Lessons Learned

Retired Microsoft engineer analyzes CrowdStrike's IT outage, discussing technical details, impact, and broader implications for cybersecurity practices and industry regulations.

• YouTube
• 17 minutes
• Self-Paced
• Free Video

CrowdStrike IT Outage Explained - Kernel Mode Driver Analysis

Detailed analysis of CrowdStrike's IT outage from a Windows developer's perspective, focusing on kernel mode drivers and system vulnerabilities.

• YouTube
• 14 minutes
• Self-Paced
• Free Video