Hello!
I'm Rostislav Jadavan, a developer who loves trail running and tech. When I'm not coding, you can find me on the trails or experimenting with new technologies in my home lab. Family time is precious to me, a perfect balance to my tech-filled world.
Recent Posts
Changing touchpad scroll speed on Gnome Wayland
Posted on:December 6, 2025Gnome is a great desktop environment, but not having an option to change touchpad scrolling speed on Wayland is really annoying. Websites and code in editors just jump around when using the touchpad, making it frustrating to work with.
ruby-pg SIGTERM and SIGABRT on Apple Silicon Macs
Posted on:November 17, 2025Lately, while relentlessly working on my Ruby on Rails projects, I started encountering unexpected crashes after restarting my application server. The logs revealed that the Ruby process was terminating with `SIGTERM` (Segmentation fault).
Understanding ECC memory types and why my workstation was beeping at me
Posted on:December 21, 2024Some time ago, I bought a Celsius J550 workstation with an i7-6700. I wanted to upgrade it to its former glory so I went on eBay, bought a Xeon and ECC memory. When I turned the machine on, it started beeping angrily at me. Yeah, I had bought the wrong ECC memory.
Solid Queue in new Rails 8 project
Posted on:November 14, 2024When trying to set up Solid Queue in a new Rails 8 project, I followed what seemed like the obvious steps but I kept getting error.