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            "value": "nix is like nvm, but for everything"
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            "value": "\n          <p>I was recently explaining and demonstrating Nix and direnv to a colleague and showing how, when I moved into a directory, new packages or different versions of packages became available.<\/p>\n\n<p>If I left the directory, I was reverted back to my global packages and versions.<\/p>\n\n<p>In this demonstration, I was showing how I can have different versions of PHP and node for a particular project - replacing a lot of what I'd previously used tools like Vagrant and Docker for.<\/p>\n\n<p>I came up with a comparison between Nix and nvm - the node version manager - a tool that allows you to install multiple versions of nodejs and switch between them.<\/p>\n\n<p>Using Nix and direnv is more seamless, but it works for everything.<\/p>\n\n<p>I'm able to switch versions of PHP, MySQL, MariaDB, PostgreSQL or anything else I need with Nix.<\/p>\n\n<p>Not just node, and without needing containers.<\/p>\n\n        ",
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