HP Spectre X2 2 in 1 table laptop unboxed
The HP Spectre X2 computer is a great machine to run Linux on. The one we tested has the following spec: m7 processor 8GB RAM 512GB disk space USB-C Battery expectation 8-10 hours You can find the following in the box: 1. Spectre 2. Detachable keyboard 3. Power adapter…
TinyDB – The simplest no SQL python database for Raspberry Pi
So your Python program needs to remember the variables you set for your electronics. One way is to use text file, but organising data in text files are cumbersome. You need structure like json. With TinyDB you can control what goes in and out. It basically stores database schema in…
Control serial infrared camera VC0706 with UART, Raspberry Pi and Python 3
So you bought a serial infrared camera from Adafruit running VC0706 chip, you want to know how to use it? 1. ssh into your Pi: ssh pi@192.168.1.111 (address of your Pi) then enter your usename and password. 2. Prepare your Raspberry Pi GPIO UART serial pins. Turn them off as…
Schedule your Pi or other Linux machine to reboot and run a script on boot with crontab
Simple concept. We want to ensure that our Pi is available and reliable. It is inevitable that networks get hickups, or the Pi runs out of memory requiring restart at a regular interval. For exaomple if you want to run a bash file after a reboot every 6am and 6pm,…
IoT: Detect sound of your door bell with Raspberry Pi, ADC chip and Python 3 (Part 1)
Imagine a door bell that will activate a camera when someone presses it. Imagine a door bell that will notify someone is at your door via SMS or Telegram app. Physical events can be detected by applying an Analog to Digital Converter (ADC) that will convert voltage signals into…
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