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The United States Secret Service uses code names for U.S. presidents, first ladies, and other prominent persons and locations. [ 1] The use of such names was originally for security purposes and dates to a time when sensitive electronic communications were not routinely encrypted; today, the names simply serve for purposes of brevity, clarity ...
Baybayin ( ᜊᜌ᜔ᜊᜌᜒᜈ᜔, [ a] Tagalog pronunciation: [bajˈbajɪn]; also formerly known as alibata) is a Philippine script. The script is an abugida belonging to the family of the Brahmic scripts. Geographically, it was widely used in Luzon and other parts of the Philippines prior to and during the 16th and 17th centuries before ...
Morse code. Morse code is a telecommunications method which encodes text characters as standardized sequences of two different signal durations, called dots and dashes, or dits and dahs. [3] [4] Morse code is named after Samuel Morse, one of the early developers of the system adopted for electrical telegraphy .
Code name. A code name, codename, call sign, or cryptonym is a code word or name used, sometimes clandestinely, to refer to another name, word, project, or person. Code names are often used for military purposes, or in espionage.
The rule of three can refer to a collection of three words, phrases, sentences, lines, paragraphs/stanzas, chapters/sections of writing and even whole books. [ 2][ 4] The three elements together are known as a triad. [ 5] The technique is used not just in prose, but also in poetry, oral storytelling, films, and advertising.
Pseudocode. In computer science, pseudocode is a description of the steps in an algorithm using a mix of conventions of programming languages (like assignment operator, conditional operator, loop) with informal, usually self-explanatory, notation of actions and conditions. [ 1][ 2] Although pseudocode shares features with regular programming ...
A variant of the 3-satisfiability problem is the one-in-three 3-SAT (also known variously as 1-in-3-SAT and exactly-1 3-SAT). Given a conjunctive normal form with three literals per clause, the problem is to determine whether there exists a truth assignment to the variables so that each clause has exactly one TRUE literal (and thus exactly two ...
Color Construct Code: Color Construct Code is one of the few code symbologies designed to take advantage of multiple colors. [54] [55] Cronto Visual Cryptogram The Cronto Visual Cryptogram (also called photoTAN) is a specialized color barcode, spun out from research at the University of Cambridge by Igor Drokov, Steven Murdoch, and Elena ...