hpc documentation - software:valet

02_packages

anonymous@undisclosed.example.com (Anonymous) — Thu, 21 Dec 2023 15:44:22 +0000

Packages In VALET, a package is a software component, where "component" can mean an application, a code library, a set of man pages, or a combination of all these pieces. For example, Mathematica would be an application: all the end user needs is for the appropriate directory to be on his/her

03b_packagefile

anonymous@undisclosed.example.com (Anonymous) — Thu, 21 Dec 2023 15:45:12 +0000

XML Package Definition Files In version 2 of VALET, packages (and their versions) can still be defined in XML files (with an augmented grammar for new features). VALET 2 can use .vpkg files from version 1 for backward compatibility, but many version 2 features are only available using the newer XML grammar.

03_packagefile

anonymous@undisclosed.example.com (Anonymous) — Thu, 21 Dec 2023 15:44:00 +0000

XML Package Definition Files (version 1.0) VALET packages (and their versions) are defined in XML files; each package available on a system has its own package definition file, named as <>.vpkg. For example, all versions of Mathematica would be defined in a file named

04_snapshot

anonymous@undisclosed.example.com (Anonymous) — Tue, 27 Feb 2018 17:49:18 +0000

JSON Package Definition Files In version 2 of VALET, packages (and their versions) can also defined in JSON files. JSON -- short for JavaScript Object Notation -- is an open standard format that uses human-readable text to represent structured data, just as XML does. XML carries with it a heavy amount of additional formatting surrounding the data, which some people find makes the data itself less visible when inspected.

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anonymous@undisclosed.example.com (Anonymous) — Mon, 06 Apr 2026 20:25:26 +0000

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valet

anonymous@undisclosed.example.com (Anonymous) — Thu, 21 Dec 2023 15:41:03 +0000

VALET Automates Linux Environment Tasks Introduction One particularly annoying aspect of cluster computing for most users is getting the environment setup properly given a set of requisite libraries and applications. Quite often in a cluster environment there are multiple versions of a library available at any one time, and knowing which to use when running a program can often mean the difference between predictable, correct results and a flawed or even failed execution.