I never thought one day I would want to write a post regarding calculating cotangent with NumPy in Python. Isn’t cotangent just the inverse of…
import pyChao
About one year ago, my XPS 13 7390 started to make noise. The noise came from one of the fans. I managed to lower the…
I recently found a lot of third-party libraries that help send desktop notifications in Linux. I just don’t get it. Most of these libraries just…
Note, the Python script to run all the mentioned tests in this post can be found on my GitHub Gist: https://gist.github.com/piyueh/54b85e13800d42b9eccb47c7e0d6db7f I’ve been struggling to…
Update on Sep 22, 2021: there’s a bug affecting using Wayland Chrome/Chromium/Electron in the latest Sway/wlroots (i.e., the latest git commit). See https://github.com/swaywm/wlroots/issues/3168 and https://bugs.chromium.org/p/chromium/issues/detail?id=1246834.…
In els-cas-templates v2.1, the documentation says biblatex + biber is recommended. However, if we try to use biblatex, the compilation fails. This is because the…
I rarely used cloud-based HPC clusters for scientific simulations because they are just too expansive. I always have access to clusters at different high-performance computing…
I had been having a packet loss issue with my XPS 13 7390 when connecting to my home 5GHz WiFi. The connection was fine. I…
Warning messages: cfg80211: Loading compiled-in X.509 certificates for regulatory database cfg80211: Loaded X.509 cert ‘sforshee: 00b28ddf47aef9cea7’ platform regulatory.0 Direct firmware load for regulatory.db failed with…
(Please correct me if my understanding is incorrect.) Today I checked the log of my system and noticed this line of warning. random: lvm: uninitialized…