Packages and environments

Overview

Questions

• How do I work with environments?
• What are these Project.toml and Manifest.toml files?
• How do I install more dependencies?

Objectives

• pkg> status
• pkg> add (in more details)
• pkg> remove
• Project.toml
• Manifest.toml
• pkg> instantiate
• pkg> activate
• pkg> activate –temp
• pkg> activate @place

Key Points

• Julia has a built-in package manager called Pkg.
• The package manager is usually accessed from the REPL, by pressing ].
• Project.toml lists the dependencies of a package.
• Manifest.toml specifies a completely reproducible environment with exact versions.