Modular programming

• Packages
  • Package renaming
    • Grouping packages
    • Child of renamed package
    • Backwards-compatibility via renaming
  • Private packages
    • Declaration and usage
    • Private sibling packages
    • Outside the package tree
  • Private with clauses
    • Definition and usage
    • Referring to private child package
  • Limited Visibility
    • Limited visibility and private with clauses
    • Limited visibility and other elements
  • Visibility
    • Automatic visibility
    • With clauses and visibility
    • Circular dependency
    • Private packages
  • Use type clause
    • Another use clause example
    • Visibility and Readability
    • use type
    • use all type
  • Use clauses and naming conflicts
    • Code example
    • Naming conflict
    • Circumventing naming conflicts
• Subprograms and Modularity
  • Private subprograms
    • Private subprograms of a package
    • Private subprograms and private packages