Xiujun Ma

Latest — Oct 10, 2024

Automating Tasks on FreeBSD with Cron and Ansible

Automation is a key aspect of modern system administration, improving efficiency, consistency, and reliability. FreeBSD offers powerful tools for automation, including cron for scheduling tasks and Ansible for configuration management and automation. This blog post explains how to use cron jobs for task automation and how to manage FreeBSD systems

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Exploring the Web Serial API: Connecting Your Web Apps to Hardware

The Web Serial API is an exciting feature that allows web applications to directly communicate with serial devices connected to a user's computer. This opens up a range of possibilities for web developers, especially in the fields of hardware interfacing, IoT, and robotics. In this blog post, we&

Raspberry Pi Pico 2 Lands with (Drum Roll) RISC-V Cores: A New Chapter in Microcontroller Innovation

The Raspberry Pi Foundation has taken a significant step forward with the release of the Raspberry Pi Pico 2, the first of its products to feature RISC-V cores. This shift from the traditional ARM architecture to RISC-V represents a monumental change in the microcontroller landscape, reflecting the growing popularity of

Optimizing FreeBSD for Performance: Tips and Tricks

FreeBSD is renowned for its performance and stability, but like any operating system, it can be further optimized to squeeze out the best performance for your specific use case. This blog post delves into advanced tips and tricks for optimizing FreeBSD performance, covering kernel tuning, file system tweaks, and network

Understanding Large Language Models

Large Language Models (LLMs) are at the forefront of artificial intelligence, transforming the way we interact with technology. From chatbots to content creation, LLMs have a wide range of applications. In this beginner's guide, we'll explore what LLMs are, how they work, and their various uses

High Availability and Load Balancing with FreeBSD

Ensuring high availability and load balancing for your services is crucial for maintaining uptime and performance, especially in production environments. FreeBSD provides powerful tools like HAProxy, CARP (Common Address Redundancy Protocol), and pfsync to achieve these goals. This guide will teach you how to set up a high availability and

Exciting Changes in FreeBSD: Streamlined Releases and Enhanced Support

FreeBSD, known for its robust and reliable open-source operating system, is undergoing significant changes aimed at improving its release process and support structure. These updates promise to enhance user experience, system stability, and overall efficiency. Predictable and Frequent Releases One of the most notable changes is the shift to a

FreeBSD vs Linux in 2024: A Comprehensive Comparison

The world of operating systems is dynamic and constantly evolving. Two significant players in this realm are FreeBSD and Linux. Both have long histories and loyal followings, yet they cater to different needs and environments. This extensive guide delves into a detailed comparison between FreeBSD and Linux as of 2024,

Unleashing AI Power: Installing and Running LLaMA 3.1 Locally with Ollama

Meta has unveiled significant advancements in natural language processing, introducing upgraded versions of their 8B and 70B models, alongside a new model with 405B parameters. The 405B parameter model notably surpasses GPT-4 across over 150 benchmark datasets. Additionally, the enhanced 8B and 70B models also demonstrate superior performance compared to

How to install certbot on FreeBSD

Certbot is a tool that automates the process of obtaining and renewing SSL/TLS certificates from Let’s Encrypt, a free Certificate Authority (CA). This guide will walk you through the process of installing Certbot on FreeBSD and configuring it to work with both Nginx and Apache web servers. How