(1) Commonly used in blogs, site authors attach keyword descriptions (called tags) to identify images or text within their site as a categories or topic. Web pages and blogs with identical tags can then be linked together allowing users to search for similar or related content. If the tags are made public, online pages that act as a Web-based bookmark service are able to index them. tags can be created using words, acronyms or numbers. Tags are also called tagging, blog tagging, folksonomies (short for folks and taxonomy), or social bookmarking.
- tag cloud
) [Image: Screenshot showing a visual representation of a tag cloud. This image shows the “All time most popular tags” from Flickr Photo Sharing] A tag cloud is a stylized way of visually representing occurrences of words used to described tags. The most popular topics are normally highlighted in a larger, bolder font. Visitors to […]
- tape drive
A device, like a tape recorder, that reads data from and writes it onto a tape. Tape drives have data capacities of anywhere from a few hundred kilobytes to several gigabytes. Their transfer speeds also vary considerably. Fast tape drives can transfer as much as 20MB (megabytes) per second. The disadvantage of tape drives is […]
A magnetically coated strip of plastic on which data can be encoded. Tapes for computers are similar to tapes used to store music. Storing data on tapes is considerably cheaper than storing data on disks. Tapes also have large storage capacities, ranging from a few hundred kilobytes to several gigabytes. Accessing data on tapes, however, […]
(1) Short for tape archive, a UNIX utility that combines a group of files into a single file. The resulting file has a .tar extension. The tar command does not compress files. Frequently, therefore, a tar file is compressed with the compress or gzip commands to create a file with a .tar.gz or .tar.Z extension. […]
An archive of files created with the Unix tar utility. Source-code distributions have been packaged as tarballs since the mid 1980s, even though the term’s usage did not become commonplace until the late 1990s.