faq.md
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## BioGrids FAQ
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+## Software version tracking in workflows
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+BioGrids software titles all have a version number associated with them. Most titles have more than one version available.
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+## How do I set the version to use?
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+Every title has a default version. You can change the version in use by using the version override environment variable for the title. Details here: [Overriding Software Versions](https://biogrids.org/wiki/versions)
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## R version confirmation
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