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<title>NixOS Basics Presentation</title>
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<div id="impress">
<div id="slide1" class="step" data-scale="10" data-x="0" data-y="0" data-z="0">
<h1>Welcome to NixOS Basics</h1>
<p><strong>What is NixOS?</strong></p>
<p>A Linux distribution built on the Nix package manager<br>Offers fully reproducible builds and upgrades<br>Configuration management through declarative files</p>
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<div id="slide2" class="step" data-scale="2" data-x="800" data-y="-800" data-z="-2000" data-rotate="45">
<h1>Key Features of NixOS 🌟</h1>
<p><strong>Reproducible Builds</strong></p>
<p>Every system configuration can be replicated exactly</p>
<p><strong>Atomic Upgrades and Rollbacks</strong></p>
<p>Safely upgrade or rollback without affecting the system stability</p>
<p><strong>User Environments</strong></p>
<p>Isolated package management for each user</p>
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<div id="slide3" class="step" data-scale="1" data-x="1600" data-y="-1600" data-z="-4000" data-rotate="90">
<h1>Understanding the Nix Package Manager 🔍</h1>
<p><strong>The Heart of NixOS</strong></p>
<p>Functional package management system<br>Packages are built in isolation</p>
<p><strong>Nix Expressions</strong></p>
<p>How packages and configurations are defined<br>Written in the Nix language</p>
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<div id="slide4" class="step" data-scale="2" data-x="2400" data-y="-2400" data-z="-6000" data-rotate="135">
<h1>Setting Up NixOS 🛠️</h1>
<p><strong>Installation Overview</strong></p>
<p>Download the NixOS ISO<br>Prepare the installation media<br>Boot from the USB/CD and follow the installation guide</p>
<p><strong>Configuration</strong></p>
<pre>/etc/nixos/configuration.nix is the central configuration file</pre>
<pre>{ config, pkgs, ... }:<br>{<br> environment.systemPackages = with pkgs; [<br> wget vim<br> ];<br>}</pre>
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<h1>Working with NixOS Configuration Files 📝</h1>
<p><strong>Declarative System Configuration</strong></p>
<p>Define what packages and services you want<br>NixOS takes care of how to achieve that state</p>
<p><strong>Example: Enabling SSH Daemon</strong></p>
<pre>services.openssh.enable = true;</pre>
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<div id="slide6" class="step" data-scale="2" data-x="4000" data-y="-4000" data-z="-10000" data-rotate="225">
<h1>Package Management in NixOS 📦</h1>
<p><strong>Installing a Package</strong></p>
<p>Use the <code>nix-env</code> command<br>Example: Installing Firefox</p>
<pre>nix-env -iA nixos.firefox</pre>
<p><strong>Searching for Packages</strong></p>
<p>Use <code>nix search</code> to find available packages</p>
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<div id="slide7" class="step" data-scale="1" data-x="4800" data-y="-4800" data-z="-12000" data-rotate="270">
<h1>NixOS Community and Resources 🌐</h1>
<p><strong>NixOS Wiki</strong></p>
<p>A great resource for tutorials and guides</p>
<p><strong>NixOS.org</strong></p>
<p>Official documentation and download portal</p>
<p><strong>Community Forums and Chat</strong></p>
<p>Places to ask questions and share knowledge</p>
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