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Learn how to use the major system, a mnemonic technique to memorize numbers by converting them into consonants and words. The system is based on the principle that images are easier to remember than numbers and has a standard mapping of numerals to sounds.
Learn about the methods and standards of encoding binary data in plain text, such as Base64, Base32, and Base58. Compare the efficiency, programming language implementations, and uses of different binary-to-text encodings.
Learn about the process of assigning numbers to graphical characters, especially the written characters of human language, allowing them to be stored, transmitted, and transformed using digital computers. Find out the history, examples, and common systems of character encoding, such as ASCII, Unicode, and UTF-8.
A six-bit character code is a character encoding designed for use on computers with word lengths a multiple of 6. Learn about the types, history, and applications of six-bit codes, such as DEC SIXBIT, Braille, and magnetic stripe cards.
Learn about the history and types of alphabetic numeral systems, which use the letters of an alphabet to express numbers. See examples of Greek, Hebrew, Arabic, and other alphabetic numeral systems and their variations.
ASCII is a character encoding standard for electronic communication that represents text in computers, telecommunications equipment, and other devices. It has 128 code points, of which only 95 are printable characters, and it was developed in part from telegraph code and influenced by Unicode.
Learn how computers represent numeric values in binary, octal and hexadecimal systems. Find out the definitions and examples of bits, bytes, nibbles and other terms related to computer number formats.
Phonewords are mnemonic phrases represented as letters with the numbers on the telephone keypad. Learn about the advantages, disadvantages, and regional variations of phonewords in different countries.