Ricardo Mauro - rmauro.dev {blog}

rmauro.dev {blog}

Ricardo Mauro

Make Your Machine Talk: Piper TTS Offline

Make Your Machine Talk: Piper TTS Offline

Set up Piper TTS to run offline on Linux, WSL, or Raspberry Pi. Speak text locally without internet, APIs, or cloud dependencies—just Python.

Monitor Jetson Orin Nano Temperature in Real-Time with a Bash Script

Monitor Jetson Orin Nano Temperature in Real-Time with a Bash Script

A simple Bash script to display real-time temperature readings from your Jetson Orin Nano using tegrastats. Clean vertical layout, easy to run, no extra tools needed.

Run Docker on WSL2 Without Docker Desktop 🐳

Run Docker on WSL2 Without Docker Desktop 🐳

Let’s install Docker inside a WSL2 Linux distro, configure it to run without sudo, set up auto-start on launch, and enable log rotation to keep things clean—all without the bloated Docker Desktop. Docker Desktop isn’t just unnecessary—it’s heavy, intrusive, and now comes with licensing restrictions.

Running llama.cpp in Docker on Raspberry Pi

Running llama.cpp in Docker on Raspberry Pi

Running large language models on a Raspberry Pi isn’t just possible—it’s fun. Whether you're a hacker exploring local AI, a developer prototyping LLM workflows, or just curious about how far you can push a Pi, this tutorial is for you. We’ll show you how

Running LLM llama.cpp Natively on Raspberry Pi

raspberry-pi Featured

Running LLM llama.cpp Natively on Raspberry Pi

For developers and hackers who enjoy squeezing maximum potential out of compact machines, getting a large language model like llama.cpp running natively on a Raspberry Pi is a rewarding challenge. This guide walks you through compiling llama.cpp from source, downloading a model, and running inference - all on

MinIO Storage with C#

csharp-programming

MinIO Storage with C#

MinIO is a high-performance, self-hosted object storage system that's S3-compatible. I came across MinIO while looking fora self-hosted alternative to AWS S3. I needed a object storage that was lightweight and open source. MinIO stood out because it has S3 API Compatbility while being simple to deploy with

Getting started with KNN and C#

machine-learning

Getting started with KNN and C#

K-Nearest Neighbors (k-NN) regression is a simple yet effective technique for predicting numeric values. This post demonstrates how to implement k-NN regression in C# from scratch. For simplicity, we use a small synthetic dataset: double[][] trainData = new double[][] { new double[] {1.0, 1.1, 100.0}, new double[] {2.0,

Socket Client over PowerShell

powershell Featured

Socket Client over PowerShell

In this article let's use PowerShell to create a socket client and do a simple call to a webserver. There are multiple ways to create sockets using PowerShell. For this article let's take use TcpClient object for it's simplicity. Table of Contents * Set up

code-challenge Featured

Building Your Own wc Tool in C# Code Challenge

The Unix wc (word count) tool is a classic command-line utility that counts the number of lines, words, and characters in a text file. In this post, we'll work on a minimalistic version of this tool using C#. For this project let's focus on clarity over

Implicit Using in C#

Implicit Using in C#

Learn everything you need to know about implicit usings in C#. This guide covers how implicit usings work, how to manage them, and the benefits of using them to write cleaner, more efficient code in C# 10 and .NET 6

Getting Started with Tmux on Terminal

Getting Started with Tmux on Terminal

Learn how to get started with tmux in this comprehensive guide. Discover how to install tmux using apt, master basic and advanced commands, and explore useful tips for managing terminal sessions effectively. Perfect for both beginners and experienced users

Publish C# Project to Nuget.org

Publish C# Project to Nuget.org

Learn how to create, package, and publish your .NET libraries as NuGet packages with this in-depth guide. Includes step-by-step instructions and C# code samples for a seamless publishing process

How to Record Video and Audio with FFmpeg: A Minimalist Approach

How to Record Video and Audio with FFmpeg: A Minimalist Approach

Recording high-quality video and audio doesn’t have to be complex or expensive. With FFmpeg, a powerful open-source multimedia framework, you can capture video and audio effortlessly using simple command-line instructions. This tutorial will guide you through a minimalist approach to recording with FFmpeg, ensuring you get the most out

C# Enum Bitwise Operations

C# Enum Bitwise Operations

Learn advanced C# Enum techniques with bitwise operations. This guide dives into the benefits, use cases, and practical examples for efficient coding

Create a Configuration Provider for Microsoft.Extensions.Configuration

Create a Configuration Provider for Microsoft.Extensions.Configuration

Learn how to extend ASP.NET Core's IConfiguration to support environment variables from .env files using a custom configuration provider in C#. Enhance your .NET application's configuration management with seamless DotEnv integration

Logging Performance Improvements with Source Generators in C# .NET

Logging Performance Improvements with Source Generators in C# .NET

Let's explore how to use source generators for logging, the improvements and benefits they bring, and some practical tips to get the most out of this feature.

Load .env Files in C# .NET

Load .env Files in C# .NET

Learn how to read a .env file in C# without using third-party libraries. This guide covers setting up a simple parser to manage environment variables efficiently and securely in your C# applications.

The Strategy Design Pattern in C# Applications

Design Patterns Featured

The Strategy Design Pattern in C# Applications

Explore the Strategy Design Pattern in C# with this hands-on guide. Learn how to implement and use the Strategy Pattern to make your code more flexible and maintainable.

Oracle SYSDATE minus INTERVAL - Subtracting Time Units

Oracle SYSDATE minus INTERVAL - Subtracting Time Units

Oracle's `SYSDATE` function, combined with the `INTERVAL` keyword, provides a convenient way to manipulate dates and times.

Connect to Memcached Server Using only Terminal

Let's connect to Memcached server using only the Terminal.

Set up GitHub with SSH Config

Set up GitHub with SSH Config

Learn how to set up GitHub SSH key authentication and configure your SSH settings for seamless access. Our step-by-step guide covers everything from generating keys to configuring SSH config files for optimal GitHub integration

Understanding the Monad Design Pattern

Design Patterns

Understanding the Monad Design Pattern

Monads are a powerful concept in functional programming that help manage side effects and maintain clean, composable code. In this post, we'll explore the Maybe monad design pattern using JavaScript, which is used to handle operations that might fail or return null/undefined. What is a Monad? In

Slowloris Attack #whitehat

Slowloris Attack #whitehat

Denial-of-Service (DoS) attacks are a critical threat to web server security. One particularly insidious type is the Slowloris attack, which can incapacitate a server with minimal resources. Remember, this guide is for educational purposes only, and any unauthorized testing on live servers is illegal and unethical. What is a Slow

Hangfire Implementing Background Jobs

Hangfire Implementing Background Jobs

Master background job processing with Hangfire using our hands-on guide. Learn how to implement, configure, and manage background tasks efficiently in your applications to boost performance and reliability.