Dominoes 49 glyphs, the same combinations vertically for another 49, and also a horizontal and a vertical "back" for a total of 100 glyphs. In this arrangement, both orientations are present: horizontally both tiles [1|6] and [6|1] exist, while a regular game set only has one such tile. The Unicode range for dominoes is U+1F030–U+1F09F. The naming pattern in Unicode is, by example, . Few fonts are known to support these glyphs. While the complete domino set has only 28 tiles, for printing layout reasons, the Unicode set needs both horizontal and vertical forms for each tile, plus the 01-03 (plain)
Double standard measured by different standards” (Eichler 1980:15). A gender based double standard is considered a same behavior exhibited by a man or woman which is evaluated differently. Types of these judgements include sexual behaviors such as premarital-sex, in which there is a need to protect a daughter’s sexual purity and not the son’s. Other behaviors sometimes judged differently for each gender include dating, cohabitation, age of marriage, extramarital sex, sexual assault, sexual harassment, domestic violence, hypergamy, bigamy, remarriage, and remaining single. A double standard can develop in a person’s mind for a multitude of reasons including; finding an excuse for oneself,