Bluetooth speakers have fascinated me for a while. Understanding how they work and assembling one from scratch felt like an exciting challenge. I initially experimented with PVC and wooden enclosures, but neither method worked well for my setup. That's when I turned to 3D printing—it allowed f...
$python3.9-c"import sys; print(sys.version_info)"sys.version_info(major=3, minor=9, micro=0, releaselevel='alpha', serial=1) You can see all available versions of Python by looking inside/usr/local/bin: Shell $ls/usr/local/bin/2to3 get-pythons.sh pydoc3.5 python3.7m2to3-3.4 idl...
-a | To include dummy filesinthe output,whichinclude zero block sizes -B | To display block sizeinthe specified unit, such as BMforMB and BGforGB -h | To display block sizeinhuman-readable form 以人类可读的形式显示块大小 -i | Displays inode information instead of the block usage -l ...
I did get the onboard SDcard to read images from the LCD but it was ugly and I had to hack it a bit myself. If you aren’t against Circuitpython (not a huge fan myself I use MP mostly or C/C++ pure in a pinch) the code below works great. I’m going to try it on a ...
$ sudo pip3 install --upgrade adafruit-circuitpython-dht $ sudo pip3 list | grep adafruit-circuitpython-dht # adafruit-circuitpython-dht 4.0.0 pip3 show package_name $ pip3 show adafruit-circuitpython-dht $ sudo pip3 show adafruit-circuitpython-dht Name: adafruit-circuitpython-dht Version: 4.0...
If you have a lite version or SpiDev is not installed on your system, please followthis guideto install and activate it. On newer Raspbian versions, however, it should already be pre-installed. Since the given example of the developers apparently does not work on all (fresh) Raspbian versio...
Micropython uses Mu (too dedicated), Micropython and Circuitpython(adafruit) use multiple components. Some talk that Atom is the way to go… Does anyone have any experience with Pycharm on an embedded controller – I.e. has to do the download and open a remote repl shell – sometimes via ...
This adds a new user called xgqfrms, creates a home folder, and adds the user to the sudo group;You now need to set a password for the new user;# 设置新用户的密码 $ sudo passwd xgqfrms visudo # 查看权限 $ sudo visudo $ sudo cat /etc/sudoers # # This file MUST be edited with ...
UpdateRaspberry Pi OS to getthe latest versionof therpi-eeprompackage. Runsudo raspi-config SelectAdvancedOptions SelectBootloaderVersion SelectDefaultfor factory default settings orLatestfor the latest stable bootloader release. Reboot https://www.raspberrypi.com/documentation/computers/raspberry-pi.html#...
--version Displays the version and exits. -l, --loop <seconds> Runinloop mode. -b, --background Runinthe background. -o, --output <filename> Output thelogto a file. -d, --device <name> Sets thesourceto use. -i, --input <number/name> Selects the input to use. ...