[VIM] 將 8 空白鍵換成 4 空白鍵

VIM 總是有許多需要學習的

:set ts=4 sts=4 et
:retab

https://stackoverflow.com/questions/16888658/change-2-space-indent-to-4-space-in-vim

[阿宅專區] 關於變強這檔事

https://medium.com/@fchern

[Audio] ALSA 和 PulseAudio 關係

https://superuser.com/questions/144648/how-do-alsa-and-pulseaudio-relate

[RPi] Raspberry Pi + Arduino with I2C

https://radiostud.io/howto-i2c-communication-rpi/

[ROS] ROS2

https://roboticsbackend.com/write-minimal-ros2-python-node/

[Python] with lock

with 語法

with some_lock:
    # do something...

等於

some_lock.acquire()
try:
    # do something...
finally:
    some_lock.release()

https://www.bogotobogo.com/python/Multithread/python_multithreading_Using_Locks_with_statement_Context_Manager.php

[RPI] DSI 螢幕

今天看到這家有 PI 的 DSI 螢幕。
https://osoyoo.com/2019/11/12/instruction-for-raspberry-pi-7-dsi-touch-screen/