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Add functionality and features such as e-commerce, forums, media, search, geographic data, dates, workflow, messaging, forms, social networking, etc. Audience: site builders, developers and business architects
Search the complete Drupal API including forms, menus, node access, theme system, etc.
Use git for version control to manage projects and code, and to colloborate with other Drupal developers.
Use style and pattern guides for user interface text, and improve usability.
Examine a standard repository of sample modules that can be used to learn module development, or are referenced on handbook pages.
Find definitions of Drupal terminology and acronyms.
Reuse chunks of Drupal code that people have shared with the community.
Identify and solve problems with servers, page display, permissions, logins, etc.
Learn about documentation, licensing, the Drupal Association, community, etc.