Calgary UNIX Users
@CalgaryUnix
Dedicated to Unix and Open Systems
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October 2025 CUUG meeting: Technocreep Ten Years After: Noted cybersecurity expert Tom Keenan discusses how "Technocreepiness" has increased exponentially since his publication of "Technocreep: The Surrender of Privacy and the Capitalization of Intimacy". cuug.ab.ca
September 2025 CUUG meeting: ChatGPT-5 for Technical Geeks: From Tutor to Research Companions. Jorgen Nielsen, Associate Professor at the U of C's Schulich School of Engineering, discusses ChatGPT-5 as an assistant in technical learning and research. cuug.ab.ca
January 2025 CUUG meeting: Case Study: Equipment resiliency in a critical infrastructure network environment. Kirk Reid discusses the achievement of millisecond failover times. cuug.ab.ca
November 2024 CUUG meeting: Experiences with 3D Printing and Practical Applications. Christian Falkenberg-Andersen discusses 3D printing, including how he used it to create customized splints for his medical patients. cuug.ab.ca
October 2024 CUUG meeting: What's With Calgary's Water System? Roy Brander, CUUG Life Member and retired Senior Infrastructure Engineer with Calgary Water Resources, provides context for the problems that arose with the feedermain break in June 2024. cuug.ab.ca
September 2024 CUUG meeting: Unix Tips, Tricks, and Quirks. Alan Dewar presents an interactive demonstration of some of the joys, frustrations, and amusements to be had with Unix. cuug.ab.ca
June 2024 CUUG meeting: Introduction to Wireless Location. Kyle O'Keefe on Geomatics Engineering: history, coordinate systems basics, measurement, methods, models; different ways that mobile devices determine their positions; examples and future outlook. cuug.ab.ca
May 2024 CUUG meeting: Artificial Intelligence: Friend, Foe or Frenemy? Tom Keenan will say some good things and some bad things about AI and speculate on how it will change our lives in the future -- plus five plausible ways that AI could kill us. cuug.ab.ca
April 2024 CUUG meeting: Dot Matrix Display Pinball Clock: In the process of building his own pinball machine, Chuck Rohs has built a standalone DMD "pinball" clock, displaying animations from popular 1990s era pinball machines in addition to the time. cuug.ab.ca
March 2024 CUUG meeting: Engineering-Grade OT Security: Latest Developments. Andrew Ginter provides a preview of the 2024 Waterfall / ICSStrive OT Threat Report, and discusses his latest book, Engineering-Grade OT Security: A manager's guide. cuug.ab.ca
February 2024 CUUG meeting: Things We Love About Unix. We discuss the features and philosophies which have contributed to the popularity of Unix. Attendees are also invited to share their personal experiences and perspectives. cuug.ab.ca
January 2024 CUUG meeting: Learnings from Running a Free Public Cloud for 10 Years. Micheal Jones, Technical Operations Manager for Cybera, discusses the evolution of Rapid Access Cloud, a free computing resource for Albertans. cuug.ab.ca
November 2023 CUUG meeting: Exploring the World of Meshtastic: A Journey into Offline Long-Range Communication. Open-source Meshtastic operates on ESP32 units with LoRa (Long Range Radio) capabilities, for long-distance communication without the internet. cuug.ab.ca
October 2023 CUUG meeting: Home Introspection with Barbed Wire & Duct Tape. Raymond Burkholder wanted to see how things work natively, so he took bits and pieces and concepts from Home-Assistant, Node-Red and Domoticz and created his own app: Apparition. cuug.ab.ca
September 2023 CUUG meeting update: Unix Video Night. The presentation originally scheduled for this month has had to be postponed. In the meantime, we'll be viewing a number of short Unix-related videos at this month's meeting. cuug.ab.ca
September 2023 CUUG meeting: Exploring the World of Meshtastic: A Journey into Offline Long-Range Communication. Open-source Meshtastic operates on ESP32 units with LoRa (Long Range Radio) capabilities, for long-distance communication without the internet. cuug.ab.ca
June 2023 CUUG meeting: A Brief History of the Internet. June 23, 2023, marks the 80th birthday of Vint Cerf, widely regarded as one of the fathers of the internet, along with Bob Kahn. CUUG reviews key internet developments and the people behind them. cuug.ab.ca
May 2023 CUUG meeting: OT Security Engineering. Andrew Ginter provides an interactive look at attacks, engineering-grade defences vs. classic IT-grade defences, and the future of industrial cybersecurity. cuug.ab.ca
April 2023 CUUG meeting: Build Your Own Pinball Machine. Chuck Rohs has been working on a home-brew pinball machine that is now 75% complete. He will give a brief overview of pinball in general and a high level overview of the development of his game. cuug.ab.ca
March 2023 CUUG meeting: The Go Programming Language. Go is an open source language, initially introduced by Google. Alan Dewar presents its history, philosophy, and key features, including example code. cuug.ab.ca
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