2025-03-14 21:59:59 -06:00
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# nix classic
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> A classic, stable interface to a powerful package manager that makes package management reliable, reproducible, and declarative.
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2025-07-24 22:27:13 -06:00
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> Some Nix commands such as `nix-build`, `nix-shell`, `nix-env`, and `nix-store` have their own pages.
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> See also: `nix`.
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2025-03-14 21:59:59 -06:00
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> More information: <https://nixos.org>.
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- Search for a package in nixpkgs via its name:
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2025-05-08 12:26:01 -06:00
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`nix-env {{[-qaP|--query --available --attr-path]}} {{search_term_regexp}}`
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2025-03-14 21:59:59 -06:00
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- Start a shell with the specified packages available:
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2025-05-08 12:26:01 -06:00
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`nix-shell {{[-p|--packages]}} {{pkg1 pkg2 pkg3 ...}}`
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2025-03-14 21:59:59 -06:00
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- Install some packages permanently:
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2025-05-08 12:26:01 -06:00
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`nix-env {{[-iA|--install --attr]}} {{nixpkgs.pkg1 nixpkgs.pkg2 ...}}`
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2025-03-14 21:59:59 -06:00
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- Show all dependencies of a store path (package), in a tree format:
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2025-07-24 22:27:13 -06:00
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`nix-store {{[-q|--query]}} --tree /nix/store/{{checksum-package-version.ext}}`
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2025-03-14 21:59:59 -06:00
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- Update the channels (repositories):
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`nix-channel --update`
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- Remove unused paths from Nix store:
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`nix-collect-garbage`
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