Linux

Linux is one of the best decisions you can make for your computer — but knowing where to start is the hard part. This guide walks you through everything: choosing a distribution, installing it, and using it confidently every day. It was written by Jay LaCroix of Learn Linux TV, for complete beginners. No prior experience required.

A practical look at how the modern Internet edge really works. Explore DNS, BGP, TLS, HTTP/3 and the architecture behind content delivery, then apply that knowledge to building, securing and optimizing Cloudflare in production. No marketing fluff, just the engineering behind the edge.

The Linux command line has come a long way. This practical guide explores the modern tools that make everyday terminal work faster, cleaner and more enjoyable. Learn ripgrep, fd, bat, eza, fzf, zoxide, btop, dust and more, with real-world workflows and tips for leaving old-school Unix habits behind.

Troubleshooting Linux systems can feel like solving a mystery—but the right strategies make all the difference. This ebook teaches practical techniques, tools, and real-world approaches that help you diagnose problems faster and fix them with confidence.

Learn Bash the way it should be taught: by building one real, tested backup tool — not toy examples — one Git commit at a time.

Building fast LLM inference is about far more than turning the right knobs. This book takes you inside vLLM and the systems behind it, showing how memory, scheduling, GPUs and distributed serving shape real-world performance. Learn how to measure what matters, find bottlenecks and build inference infrastructure that scales without wasting money.

Linux System Hardening is a practical guide to securing Linux systems from the kernel to the cloud. It explains how threats work, how to apply effective controls and what you give up along the way. Built for admins, security engineers and DevSecOps teams working with real production systems.

From the Linux basics to advanced development workflows, this practical guide shows you how to turn Linux into a powerful software development environment. Learn the command line, work with popular programming languages, use containers and CI/CD, debug and profile applications and build skills you can use every day.

What if one physical server could run several independent Linux kernels at the same time? Multikernel Linux explores the technologies behind it, from virtualization and bare-metal partitioning to CPU, memory, devices, networking and storage. It moves from core concepts to practical production setups, with a focus on what really works and why.

Take control of your storage with FreeCORE: The Complete Guide. From your first installation to advanced ZFS management, network shares, security, backups and performance tuning, this practical guide shows you how to build, manage and troubleshoot a reliable NAS with confidence, whether you are running a home lab or a production environment.

Shadow IT is everywhere, from unsanctioned apps to forgotten cloud resources. This practical guide shows IT and security teams how to find what they cannot see, assess the risks and put effective controls in place without slowing the business down. Packed with practical strategies, code examples and clear roadmaps, it turns Shadow IT from a hidden risk into something you can manage.

Memory is at the heart of Linux performance. This book explains how the kernel manages it from virtual memory and page allocation to NUMA, cgroups and real-world optimization. Learn through clear explanations, kernel source examples and practical exercises you can run yourself.

Build a world-class technical publishing brand with this complete guide to designing, structuring, and publishing professional Tech Capsules. Learn proven layouts, visual identity, content architecture, publishing workflows, and best practices used to create high-quality technical micro-books that readers lov

Master Linux from zero to senior DevOps engineer with this comprehensive production-grade guide. Covers 1500+ commands, 500+ interview questions, and 100+ real-world troubleshooting scenarios.

Most Bash scripts start small but end up running critical systems. This book shows you how to write shell scripts that are portable, secure, and reliable across Linux distributions. From fundamental scripting techniques to production-ready patterns, you will learn how to build automation that handles errors gracefully, avoids common pitfalls and remains easy to maintain as it grows.