chaintuts

@chaintuts.bsky.social

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Explaining computer science for everyone! Run by Josh McIntyre - Full timer at Microsoft PGH, tech educator @chaintuts👨‍🏫💻 Active adventurer / rocker climber / jiu jitsu nerd. PGP: 1DC3 1720 441B 9945 C51F chaintuts.com

Shooting an ice hockey puck on Rollerblade at the dek rink
Me and a friend getting ready to top rope
Climbing an overhanging gym route on top rope
Squatting 185 in the home gym
Overhead press 85 lbs outside with a belt and wrist wraps
Pinching on a hangboard
Climbing with a wide shoulder press move
A tuner app showing Baritone A Standard tuning
An Epiphone SG guitar, Squier baritone Telecaster, Squier Jazz Bass V, and Yamaha F325 acoustic
Playing a Riff on a baritone Telecaster
My cat Linus with my Epiphone SG
Playing a Dean Edge bass
Epiphone SG with pedlaboard
A bassist playing a riff on a 5 string Jazz Bass.
A snowboarder turning in powder through the trees
An Epiphone SG standard on a chair
A 5 string Squier Jazz Bass and Epiphone SG sitting on a chair
A climber working up a 5.10b overhanging lead route
A climber twisting their hips on a 5.10c vertical route.
A climber on a purple 5.10d autobelay route, stepping feet high and using small crimpy holds.
A climber on a roof boulder pulling with feet pushing and heel hooking.
Two climbers, husband and wife enjoying a day at Ascend Climbing Gym.
A tired BJJ purple belt taking a selfie after class
A lead climber working up an arete climb
A hiker taking a selfie on the Rachel Carson trail
Stepping up on a harder top rope solo
A top rope solo climber stepping up, pulling on a crimp on a 5.9 route
Clipping a bolt on lead
Crimping the early part of a 5.9 route on lead.
A climber selfie on top rope solo
A selfie while rappelling
Ropeman and microtraxion setup
Top rope soloing a corner
Mount arm triangle choke
A mountain biker selfie with helmet and light on the trail
A lead climber backstepping on a slabby gym route
A top rope solo climber at the anchor, showing the figure 8 and two strand setup with the selfie.
A climber leading a corner on trad gear
A selfie of a paddleboarder and kayaker
A top rope solo climber in a corner
A mountain biker on a wooden drop
Stopping the swing on a campus heavy Boulder problem outside
Demonstrating the mounted cross collar choke while teaching jiu jitsu class
Bouldering indoors with a crimp and a pocket
A bodyweight training session working on a one leg back lever
A top rope climber on a crimpy gym 5.11a
Speaker Josh McIntyre discussing the cryptography of Bitcoin addresses, with a demo written in CircuitPython
Unboxing video for the book Digital Sovereignty. The author opens a box of paperbacks and shares the announcement that the book on cryptocurrency security is now available.
Author Josh McIntyre holding a paperback and kindle ebook copy of Digital Sovereignty: Protecting Your Crypto Assets Against Common Threats.
Information and cover for the EBook release of "Digital Sovereignty: Protecting Your Crypto Assets Against Common Threats" by Josh McIntyre. A cybersecurity book focused on securing digital assets.