Playing cards in Unicode Playing cards in Unicode Unicode is a computing industry standard for the handling of fonts and symbols. Within it is a set of images depicting playing cards, and another depicting the French card suits. The Miscellaneous Symbols block contains the following, at U+2660–2667: Unicode 6.0 added images for: Minor Arcana Tarot, the 52 cards of the standard French deck, 4 Knights, a back of a card, and two for black and white (or red) jokers in the block U+1F0A0–1F0FF. Unicode 7.0 added a specific red joker and twenty-two generic trump cards with the reference description being not the Major Arcana
Pack (compression) Pack (compression) Pack is a (now deprecated) Unix shell compression program based on Huffman coding. The unpack utility will restore files to their original state after they have been compressed using the "pack" utility. If no files are specified, the standard input will be uncompressed to the standard output. Although obsolete, support for packed files exists in modern compression tools such as gzip and 7-zip. Files compressed by "pack" are typically given the extension ".z" (not to be confused with the ".Z" of compress). Files can be returned to their original state using "unpack". In addition, there may also be