raspberry pi Archives - Page 24 of 25

Setup Exim4 to Send Email from Terminal With Raspberry PI (with examples) 5 (1)

3rd October 2020

Email communication remained one of most used media even with raising of social networks and instant messaging services. It is free, it is unlimited and it can be configured to send complex messages. An addictional usage is with IoT devices, sending mails when defined thresholds are triggered. Quite everyone owns an email address and can […]

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Fix HDMI monitor not working with Raspberry PI 4.1 (18)

30th September 2020

With the increasing hardware variety of monitor / TV, using Raspberry PI with a different HDMI monitor or TV can lead to video issues from first boot. In these cases, both Raspberry PI OS Lite and Desktop distributions can suffer problems in showing their interfaces on screen, resulting in unusable video. This kind of problem

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Fixing slow mouse with Raspberry PI OS 4.5 (47)

29th September 2020

One common problem with Raspberry PI OS is mouse speed. This problem isn’t linked to OS by itself, but appears to be more related to some mouse hardware. In this tutorial I’m going to show you how to fix slow/lagging mouse cursor. Mouse Poll Rate Raspberry PI OS exchanges position and click data with mouse

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Raspberry pi Active Buzzer featured image

Use Active Buzzer with Raspberry PI and Python 3.8 (6)

22nd September 2020

Active buzzer is a cheap electronic component able to produce a sound when powered with a DC current. Differently from passive buzzer, this element includes a built-in oscillator. This allow user to make it working by powering on and without the need to simulate an electronic square wave. It includes 2 rear pins. The longer

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Use GitHub with Raspberry PI OS from Terminal 4 (5)

14th September 2020

GitHub is a famous portal, widely known by developers around the world to collaborate in code creation and sharing. Most users know GitHub only for “git clone” commands, which allows you to download and use packages from remote repositories. In this tutorial I’ll show you how to create your own repository on GitHub and manage

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How to find Raspberry PI’s IP 3.7 (6)

11th September 2020

When you buy a new Raspberry PI and want to start your project which requires a remote connection, you’ll need to install operating system and then connecting from a remote device (usually a desktop PC or smartphone). In these cases, you must know your Raspberry PI’s IP address. In this tutorial I’m going to show

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Fixing slow SSH remote terminal with your Raspberry PI 3.4 (9)

4th September 2020

This article is more a memo for me than a real guide. But I thought that what I learned, even if in form of raw note, can be useful for a lot of people facing my same problem. I sometimes experienced very slow remote terminal sessions to my Raspberry PI, even if HTOP command showing

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Create a Custom MariaDB Container with Raspberry PI and Docker (32-bit) 3.5 (4)

30th June 2020

Raspberry PI has an ARM architecture. While newer boards have 64-bit ARM CPU, some users may need support for old official Raspberry PI OS versions still running at 32-bit and many Docker official images are unable to run directly in your PI. One of the most common needs for my projects regards using containerized MariaDB

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