This is useful for web pages which contain lists of links. Many technologies are available for wide area network links. Facebook and Twitter are not immune to messages containing spam links. Graph databases are aimed at datasets that contain many more links. For further explanation of how these were arrived at see the links above. Load balancing can be useful in applications with redundant communications links. Most are detailed in the external links. Many of the links shown are disputed. Symbolic links are different from hard links. The researcher measured numbers of clicks on these links, not actual donations. PubMed automatically links to MeSH terms and subheadings. One of the external links uses this rule. The DLR links the City directly to the East End. Any links or brass casings are removed. The area is considered to be south of Golf Links Road.