Metadata > URLs

• Wikipedia: Uniform Resource Locator
  Encyclopedia article about Uniform Resource Locators, or URLs, used as addresses on the World Wide Web to indicate the virtual location of a website or document.
  en.wikipedia.org/wiki/URL
• URL Encoding, or What Are Those %20 Codes in URLs?
  Article about encoded characters in URLs or World Wide Web addresses, with charts of common encodings.
  www.blooberry.com/indexdot/html/topics/urlencoding.htm
• Persistent URL
  Overview of persistent URLs, redirected online addresses for files or web sites that help web sites keep their online presence even if they change their original URL.
  purl.oclc.org
• Webopedia: URL
  Short definition of URL or Uniform Resource Locator from the Webopedia Computer Dictionary.
  www.webopedia.com/TERM/U/URL.html
• Search Engine-Friendly URLs
  Tips for website operators for generating clean URLs that will be more easily indexed by search engines.
  www.sitepoint.com/article/search-engine-friendly-urls
• Towards Next Generation URLs
  Article about how to create clean, persistent URLs for your web pages and online files.
  www.port80software.com/support/articles/nextgenerationurls
• DecentURL
  Make an ugly web address much nicer.
  www.decenturl.com
• Introduction to HTML: Uniform Resource Locators (URLs)
  Introduction to URLs or Uniform Resource Locators, the method by which documents or data are addressed in the World Wide Web. Intended for newcomers to HTML and web programming.
  www.utoronto.ca/webdocs/HTMLdocs/NewHTML/url.html
• Java Tutorial: Working With URLs
  Tips for Java programmers on creating programs that use URLs to access online resources.
  java.sun.com/docs/books/tutorial/networking/urls