The new version of Python 3.11 was released yesterday. Officially, 3.11 is 10-60% faster than 3.10, and the standard test set is 1.25x faster. There are also other updates. The question is, how to update to the latest version under Linux.

The new version of Ubuntu 22.10 was released today. After the upgrade, I found that: 1. Flameshot is abnormal; 2. The AirPods Pro2 headset cannot be connected; 3. The gnome plug-in for custom ibus is not compatible (as expected).

National Day holiday, I originally planned to ride every day. Unfortunately, the temperature has dropped sharply in the past few days, and the outdoor activities have to be canceled. I have nothing to do, so I searched for games under Linux. I played SuperTux at the beginning. I haven’t passed the first level of more than a dozen rounds, and I haven’t found a way to save, so I give up. Someone recommended Minetest, a Minecraft-like sandbox game engine, written in C++, and can run on Linux, Windows, MacOS, Android and other operating systems. Note that there is no iOS here, and Apple mobile phones and iPads have no chance, which is puzzling. Compared with Minecraft, open source may be its biggest advantage, as long as you have the ability, you can change it at will.

I downloaded the Orchis-theme a while ago. I feel like the top taskbar (or status bar/top bar? Anyway, it's called the panel top bar in English) is too tall. It looks really awkward on a small screen, so I had to search for a fix myself. The process is as follows.

Alacritty cannot switch to the Chinese input method under Ubuntu wayland, and the title bar also displays abnormally. It can be solved by configuring env WINIT_UNIX_BACKEND=x11 environment variables. Alacritty relies on Winit. Winit is a rust window processing library. The default Using the Wayland backend, this setting means to switch to Xwayland, as shown below, add environment variables when starting