Personal blog of Anthony Zhang. http://anthony-zhang.me/blog/ Building a custom recuperative heat exchanger mask to make it easier to work outside in the winter. Sun, 30 Nov 2025 00:00:00 +0000 http://anthony-zhang.me/blog/winter-mask/README.html http://anthony-zhang.me/blog/winter-mask/README.html Converting a Taig CNC mill into a CNC lathe, figuring out how a bunch of the electronics work, and upgrading a few things on top. Fri, 05 Sep 2025 00:00:00 +0000 http://anthony-zhang.me/blog/mill-to-lathe-conversion/ http://anthony-zhang.me/blog/mill-to-lathe-conversion/ Setting up and securing a Dreame robot vacuum with Valetudo, Tailscale, and Dreame Maploader Web UI. Sun, 12 Jan 2025 00:00:00 +0000 http://anthony-zhang.me/blog/offline-robot-vacuum/ http://anthony-zhang.me/blog/offline-robot-vacuum/ How to get around WebUSB permission issues when setting up the Xreal Air 2 AR glasses. Thu, 02 Nov 2023 00:00:00 +0000 http://anthony-zhang.me/blog/xreal-air-2-activation/ http://anthony-zhang.me/blog/xreal-air-2-activation/ A fun tale of when software is much easier said than done. Thu, 04 Apr 2019 00:00:00 +0000 http://anthony-zhang.me/blog/attack-on-checkbox/ http://anthony-zhang.me/blog/attack-on-checkbox/ A comprehensive Canadian student's guide to internships in the US. Fri, 12 May 2017 00:00:00 +0000 http://anthony-zhang.me/blog/intern-101/ http://anthony-zhang.me/blog/intern-101/ Fun with Tensorflow, parsers, and JSON. Fri, 17 Feb 2017 00:00:00 +0000 http://anthony-zhang.me/blog/json-nn/ http://anthony-zhang.me/blog/json-nn/ Build logs for a USB wearable Peltier cooler with closed-loop temperature control. Wed, 29 Jun 2016 00:00:00 +0000 http://anthony-zhang.me/blog/peltier-cooler/ http://anthony-zhang.me/blog/peltier-cooler/ Care and maintenance of your very own delta-style 3D manipulator arm, plus build logs from HackWestern II. Sat, 02 Jan 2016 00:00:00 +0000 http://anthony-zhang.me/blog/light-painter/ http://anthony-zhang.me/blog/light-painter/ Mechanical computers, laser cutters, and functional composition in logic gates. Mon, 09 Nov 2015 00:00:00 +0000 http://anthony-zhang.me/blog/rod-logic/ http://anthony-zhang.me/blog/rod-logic/ Workflow example for the MotionTracking Blender addon using a static camera rig and LED markers. Tue, 08 Sep 2015 00:00:00 +0000 http://anthony-zhang.me/blog/motion-tracking/ http://anthony-zhang.me/blog/motion-tracking/ Instructions, pitfalls, gotchas, flaming acidic spike traps, and notes about loading a Linux distro onto the Thinkpad W540. Sat, 05 Sep 2015 00:00:00 +0000 http://anthony-zhang.me/blog/thinkpad-w540-linux/ http://anthony-zhang.me/blog/thinkpad-w540-linux/ All you ever wanted to know (and more) about Mozilla's Telemetry subsystems. Tue, 04 Aug 2015 00:00:00 +0000 http://anthony-zhang.me/blog/telemetry-demystified/ http://anthony-zhang.me/blog/telemetry-demystified/ Global minimization of transactions in an owing graph, as well as faster but non-optimal local minimization. Sat, 11 Jul 2015 00:00:00 +0000 http://anthony-zhang.me/blog/owing-graph/ http://anthony-zhang.me/blog/owing-graph/ Local mom isolates electric potentials using this one weird trick! Doctors hate her! Fri, 08 May 2015 00:00:00 +0000 http://anthony-zhang.me/blog/galvanic-isolation/ http://anthony-zhang.me/blog/galvanic-isolation/ Python trivia: a quick rundown on the difference between methods and bound methods. Sun, 05 Apr 2015 00:00:00 +0000 http://anthony-zhang.me/blog/python-bound-methods/ http://anthony-zhang.me/blog/python-bound-methods/ Overview of how COURSERATOR3000 resolves schedule conflicts by reducing them to Boolean SAT problems. Sat, 06 Dec 2014 00:00:00 +0000 http://anthony-zhang.me/blog/courserator/ http://anthony-zhang.me/blog/courserator/ Build logs for a reliable, easy-to-assemble slingshot with a proper release mechanism. Sun, 26 Oct 2014 00:00:00 +0000 http://anthony-zhang.me/blog/slingshot/ http://anthony-zhang.me/blog/slingshot/ Build logs for a face-tracking, autonomous candy turret using OpenCV, cardboard tubes, and a lot of hot glue. Thu, 25 Sep 2014 00:00:00 +0000 http://anthony-zhang.me/blog/turret-fire/ http://anthony-zhang.me/blog/turret-fire/ More comprehensive instructions for building OpenSpades, including solutions for several common build issues. Tue, 19 Aug 2014 00:00:00 +0000 http://anthony-zhang.me/blog/build-openspades/ http://anthony-zhang.me/blog/build-openspades/