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Code

Index Code

In communications and information processing, code is a system of rules to convert information—such as a letter, word, sound, image, or gesture—into another form, sometimes shortened or secret, for communication through a communication channel or storage in a storage medium. [1]

Table of Contents

  1. 127 relations: -30-, Acronym, Algebraic geometry code, Algorithm, Alphabet (formal languages), Amino acid, Analog television, ASCII, Asemic writing, Bag tag, BCH code, Binary Golay code, Biology, Black Chamber, Braille, Character (computing), Chess notation, Cipher, CJK characters, Code (cryptography), Code (semiotics), Code word (figure of speech), Codec, Cognition, Commercial code (communications), Communication, Communication channel, Communication source, Computer science, Concatenation, Content format, Cornet, Coupon, Data, Data compression, Data processing, Data storage, Decoding methods, Digital signal processing, Digital-to-analog converter, DNA, Electronic color code, Encoding (memory), Entropy coding, Equipment codes, Error detection and correction, Espionage, Flag semaphore, Formal language, Gödel numbering, ... Expand index (77 more) »

-30-

-30- has been traditionally used by journalists in North America to indicate the end of a story or article that is submitted for editing and typesetting.

See Code and -30-

Acronym

An acronym is an abbreviation of a phrase that usually consists of the initial letter of each word in all caps with no punctuation.

See Code and Acronym

Algebraic geometry code

Algebraic geometry codes, often abbreviated AG codes, are a type of linear code that generalize Reed–Solomon codes.

See Code and Algebraic geometry code

Algorithm

In mathematics and computer science, an algorithm is a finite sequence of mathematically rigorous instructions, typically used to solve a class of specific problems or to perform a computation.

See Code and Algorithm

Alphabet (formal languages)

In formal language theory, an alphabet, sometimes called a vocabulary, is a non-empty set of indivisible symbols/characters/glyphs, typically thought of as representing letters, characters, digits, phonemes, or even words.

See Code and Alphabet (formal languages)

Amino acid

Amino acids are organic compounds that contain both amino and carboxylic acid functional groups.

See Code and Amino acid

Analog television

Analog television is the original television technology that uses analog signals to transmit video and audio.

See Code and Analog television

ASCII

ASCII, an acronym for American Standard Code for Information Interchange, is a character encoding standard for electronic communication.

See Code and ASCII

Asemic writing

Asemic writing is a wordless open semantic form of writing.

See Code and Asemic writing

Bag tag

Bag tags, also known as baggage tags, baggage checks or luggage tickets, have traditionally been used by bus, train, and airline carriers to route checked luggage to its final destination.

See Code and Bag tag

BCH code

In coding theory, the Bose–Chaudhuri–Hocquenghem codes (BCH codes) form a class of cyclic error-correcting codes that are constructed using polynomials over a finite field (also called a Galois field).

See Code and BCH code

Binary Golay code

In mathematics and electronics engineering, a binary Golay code is a type of linear error-correcting code used in digital communications.

See Code and Binary Golay code

Biology

Biology is the scientific study of life.

See Code and Biology

Black Chamber

The Black Chamber, officially the Cable and Telegraph Section and also known as the Cipher Bureau, was the first peacetime cryptanalytic organization in the United States, operating from 1917 to 1929.

See Code and Black Chamber

Braille

Braille is a tactile writing system used by people who are visually impaired.

See Code and Braille

Character (computing)

In computer and machine-based telecommunications terminology, a character is a unit of information that roughly corresponds to a grapheme, grapheme-like unit, or symbol, such as in an alphabet or syllabary in the written form of a natural language.

See Code and Character (computing)

Chess notation

Chess notation systems are used to record either the moves made or the position of the pieces in a game of chess.

See Code and Chess notation

Cipher

In cryptography, a cipher (or cypher) is an algorithm for performing encryption or decryption—a series of well-defined steps that can be followed as a procedure.

See Code and Cipher

CJK characters

In internationalization, CJK characters is a collective term for graphemes used in the Chinese, Japanese, and Korean writing systems, which each include Chinese characters.

See Code and CJK characters

Code (cryptography)

In cryptology, a code is a method used to encrypt a message that operates at the level of meaning; that is, words or phrases are converted into something else.

See Code and Code (cryptography)

Code (semiotics)

In the broadest sense, a code is a (learnt, or arbitrary, or conventional) correspondence or rule between patterns.

See Code and Code (semiotics)

Code word (figure of speech)

A code word is a word or a phrase designed to convey a predetermined meaning to an audience who know the phrase, while remaining inconspicuous to the uninitiated.

See Code and Code word (figure of speech)

Codec

A codec is a device or computer program that encodes or decodes a data stream or signal.

See Code and Codec

Cognition

Cognition is the "mental action or process of acquiring knowledge and understanding through thought, experience, and the senses".

See Code and Cognition

Commercial code (communications)

In telecommunication, a commercial code is a code once used to save on cablegram costs.

See Code and Commercial code (communications)

Communication

Communication is commonly defined as the transmission of information.

See Code and Communication

Communication channel

A communication channel refers either to a physical transmission medium such as a wire, or to a logical connection over a multiplexed medium such as a radio channel in telecommunications and computer networking.

See Code and Communication channel

Communication source

A source or sender is one of the basic concepts of communication and information processing.

See Code and Communication source

Computer science

Computer science is the study of computation, information, and automation.

See Code and Computer science

Concatenation

In formal language theory and computer programming, string concatenation is the operation of joining character strings end-to-end.

See Code and Concatenation

Content format

A content format is an encoded format for converting a specific type of data to displayable information.

See Code and Content format

Cornet

The cornet is a brass instrument similar to the trumpet but distinguished from it by its conical bore, more compact shape, and mellower tone quality.

See Code and Cornet

Coupon

In marketing, a coupon is a ticket or document that can be redeemed for a financial discount or rebate when purchasing a product.

See Code and Coupon

Data

In common usage, data is a collection of discrete or continuous values that convey information, describing the quantity, quality, fact, statistics, other basic units of meaning, or simply sequences of symbols that may be further interpreted formally.

See Code and Data

Data compression

In information theory, data compression, source coding, or bit-rate reduction is the process of encoding information using fewer bits than the original representation.

See Code and Data compression

Data processing

Data processing is the collection and manipulation of digital data to produce meaningful information.

See Code and Data processing

Data storage

Data storage is the recording (storing) of information (data) in a storage medium.

See Code and Data storage

Decoding methods

In coding theory, decoding is the process of translating received messages into codewords of a given code.

See Code and Decoding methods

Digital signal processing

Digital signal processing (DSP) is the use of digital processing, such as by computers or more specialized digital signal processors, to perform a wide variety of signal processing operations. Code and digital signal processing are signal processing.

See Code and Digital signal processing

Digital-to-analog converter

In electronics, a digital-to-analog converter (DAC, D/A, D2A, or D-to-A) is a system that converts a digital signal into an analog signal.

See Code and Digital-to-analog converter

DNA

Deoxyribonucleic acid (DNA) is a polymer composed of two polynucleotide chains that coil around each other to form a double helix.

See Code and DNA

Electronic color code

An electronic color code or electronic colour code (see spelling differences) is used to indicate the values or ratings of electronic components, usually for resistors, but also for capacitors, inductors, diodes and others.

See Code and Electronic color code

Encoding (memory)

Memory has the ability to encode, store and recall information.

See Code and Encoding (memory)

Entropy coding

In information theory, an entropy coding (or entropy encoding) is any lossless data compression method that attempts to approach the lower bound declared by Shannon's source coding theorem, which states that any lossless data compression method must have an expected code length greater than or equal to the entropy of the source.

See Code and Entropy coding

Equipment codes

An equipment code describes the communication (COM), navigation (NAV), approach aids and surveillance transponder equipment on board an aircraft.

See Code and Equipment codes

Error detection and correction

In information theory and coding theory with applications in computer science and telecommunication, error detection and correction (EDAC) or error control are techniques that enable reliable delivery of digital data over unreliable communication channels.

See Code and Error detection and correction

Espionage

Espionage, spying, or intelligence gathering is the act of obtaining secret or confidential information (intelligence).

See Code and Espionage

Flag semaphore

Flag semaphore (from the Ancient Greek σῆμα 'sign' and -φέρω (-) '-bearer') is a semaphore system conveying information at a distance by means of visual signals with hand-held flags, rods, disks, paddles, or occasionally bare or gloved hands.

See Code and Flag semaphore

Formal language

In logic, mathematics, computer science, and linguistics, a formal language consists of words whose letters are taken from an alphabet and are well-formed according to a specific set of rules called a formal grammar.

See Code and Formal language

Gödel numbering

In mathematical logic, a Gödel numbering is a function that assigns to each symbol and well-formed formula of some formal language a unique natural number, called its Gödel number.

See Code and Gödel numbering

Gödel's incompleteness theorems

Gödel's incompleteness theorems are two theorems of mathematical logic that are concerned with the limits of in formal axiomatic theories.

See Code and Gödel's incompleteness theorems

Gene

In biology, the word gene has two meanings.

See Code and Gene

Genetic code

The genetic code is the set of rules used by living cells to translate information encoded within genetic material (DNA or RNA sequences of nucleotide triplets, or codons) into proteins.

See Code and Genetic code

Gesture

A gesture is a form of non-verbal communication or non-vocal communication in which visible bodily actions communicate particular messages, either in place of, or in conjunction with, speech.

See Code and Gesture

Hadamard code

The Hadamard code is an error-correcting code named after Jacques Hadamard that is used for error detection and correction when transmitting messages over very noisy or unreliable channels.

See Code and Hadamard code

Hamming code

In computer science and telecommunication, Hamming codes are a family of linear error-correcting codes.

See Code and Hamming code

Herbert Yardley

Herbert Osborn Yardley (April 13, 1889 – August 7, 1958) was an American cryptologist.

See Code and Herbert Yardley

History of cryptography

Cryptography, the use of codes and ciphers to protect secrets, began thousands of years ago.

See Code and History of cryptography

Huffman coding

In computer science and information theory, a Huffman code is a particular type of optimal prefix code that is commonly used for lossless data compression.

See Code and Huffman coding

IATA airport code

An IATA airport code, also known as an IATA location identifier, IATA station code, or simply a location identifier, is a three-letter geocode designating many airports and metropolitan areas around the world, defined by the International Air Transport Association (IATA).

See Code and IATA airport code

Information

Information is an abstract concept that refers to something which has the power to inform.

See Code and Information

Information theory

Information theory is the mathematical study of the quantification, storage, and communication of information.

See Code and Information theory

ISBN

The International Standard Book Number (ISBN) is a numeric commercial book identifier that is intended to be unique.

See Code and ISBN

Journalism

Journalism is the production and distribution of reports on the interaction of events, facts, ideas, and people that are the "news of the day" and that informs society to at least some degree of accuracy.

See Code and Journalism

Kraft–McMillan inequality

In coding theory, the Kraft–McMillan inequality gives a necessary and sufficient condition for the existence of a prefix code (in Leon G. Kraft's version) or a uniquely decodable code (in Brockway McMillan's version) for a given set of codeword lengths.

See Code and Kraft–McMillan inequality

Kurt Gödel

Kurt Friedrich Gödel (April 28, 1906 – January 14, 1978) was a logician, mathematician, and philosopher.

See Code and Kurt Gödel

Language

Language is a structured system of communication that consists of grammar and vocabulary.

See Code and Language

Language of flowers

Floriography (language of flowers) is a means of cryptological communication through the use or arrangement of flowers. Code and Language of flowers are encodings.

See Code and Language of flowers

Length

Length is a measure of distance.

See Code and Length

Letter (alphabet)

In a writing system, a letter is a grapheme that generally corresponds to a phoneme—the smallest functional unit of speech—though there is rarely total one-to-one correspondence between the two.

See Code and Letter (alphabet)

List of country calling codes

Country calling codes, country dial-in codes, international subscriber dialing (ISD) codes, or most commonly, telephone country codes are telephone number prefixes for reaching telephone subscribers in foreign countries or areas via international telecommunication networks.

See Code and List of country calling codes

List of HTTP header fields

HTTP header fields are a list of strings sent and received by both the client program and server on every HTTP request and response.

See Code and List of HTTP header fields

Low-density parity-check code

In information theory, a low-density parity-check (LDPC) code is a linear error correcting code, a method of transmitting a message over a noisy transmission channel.

See Code and Low-density parity-check code

Marketing

Marketing is the act of satisfying and retaining customers.

See Code and Marketing

Markup language

A markup language is a text-encoding system which specifies the structure and formatting of a document and potentially the relationship between its parts.

See Code and Markup language

Mathematical notation

Mathematical notation consists of using symbols for representing operations, unspecified numbers, relations, and any other mathematical objects and assembling them into expressions and formulas.

See Code and Mathematical notation

Mathematics

Mathematics is a field of study that discovers and organizes abstract objects, methods, theories and theorems that are developed and proved for the needs of empirical sciences and mathematics itself.

See Code and Mathematics

Messenger RNA

In molecular biology, messenger ribonucleic acid (mRNA) is a single-stranded molecule of RNA that corresponds to the genetic sequence of a gene, and is read by a ribosome in the process of synthesizing a protein.

See Code and Messenger RNA

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. Code and Morse code are encodings.

See Code and Morse code

Music

Music is the arrangement of sound to create some combination of form, harmony, melody, rhythm, or otherwise expressive content.

See Code and Music

Natural number

In mathematics, the natural numbers are the numbers 0, 1, 2, 3, etc., possibly excluding 0.

See Code and Natural number

Neural coding

Neural coding (or neural representation) is a neuroscience field concerned with characterising the hypothetical relationship between the stimulus and the neuronal responses, and the relationship among the electrical activities of the neurons in the ensemble.

See Code and Neural coding

Neuron

A neuron, neurone, or nerve cell is an excitable cell that fires electric signals called action potentials across a neural network in the nervous system.

See Code and Neuron

NTSC

NTSC (from National Television Standards Committee) is the first American standard for analog television, published in 1941.

See Code and NTSC

Nucleotide

Nucleotides are organic molecules composed of a nitrogenous base, a pentose sugar and a phosphate.

See Code and Nucleotide

Optical telegraph

An optical telegraph is a line of stations, typically towers, for the purpose of conveying textual information by means of visual signals (a form of optical communication).

See Code and Optical telegraph

PAL

Phase Alternating Line (PAL) is a colour encoding system for analog television.

See Code and PAL

Parsing

Parsing, syntax analysis, or syntactic analysis is the process of analyzing a string of symbols, either in natural language, computer languages or data structures, conforming to the rules of a formal grammar.

See Code and Parsing

Partial function

In mathematics, a partial function from a set to a set is a function from a subset of (possibly the whole itself) to.

See Code and Partial function

Phonics

Phonics is a method for teaching reading and writing to beginners.

See Code and Phonics

Plain language

Plain language is writing designed to ensure the reader understands as quickly, easily, and completely as possible.

See Code and Plain language

Pronunciation

Pronunciation is the way in which a word or a language is spoken.

See Code and Pronunciation

Protein

Proteins are large biomolecules and macromolecules that comprise one or more long chains of amino acid residues.

See Code and Protein

Quantum error correction

Quantum error correction (QEC) is a set of techniques used in quantum computing to protect quantum information from errors due to decoherence and other quantum noise.

See Code and Quantum error correction

Reed–Muller code

Reed–Muller codes are error-correcting codes that are used in wireless communications applications, particularly in deep-space communication.

See Code and Reed–Muller code

Reed–Solomon error correction

Reed–Solomon codes are a group of error-correcting codes that were introduced by Irving S. Reed and Gustave Solomon in 1960.

See Code and Reed–Solomon error correction

Resistor

A resistor is a passive two-terminal electrical component that implements electrical resistance as a circuit element.

See Code and Resistor

SECAM

SECAM, also written SÉCAM (Séquentiel de couleur à mémoire, French for color sequential with memory), is an analog color television system that was used in France, Russia and some other countries or territories of Europe and Africa.

See Code and SECAM

Secrecy

Secrecy is the practice of hiding information from certain individuals or groups who do not have the "need to know", perhaps while sharing it with other individuals.

See Code and Secrecy

Semantics encoding

A semantics encoding is a translation between formal languages.

See Code and Semantics encoding

Semaphore

Semaphore is the use of an apparatus to create a visual signal transmitted over distance.

See Code and Semaphore

Semiotics

Semiotics is the systematic study of sign processes and the communication of meaning.

See Code and Semiotics

Sheet music

Sheet music is a handwritten or printed form of musical notation that uses musical symbols to indicate the pitches, rhythms, or chords of a song or instrumental musical piece.

See Code and Sheet music

Sign language

Sign languages (also known as signed languages) are languages that use the visual-manual modality to convey meaning, instead of spoken words.

See Code and Sign language

Signal transmission

In telecommunications, transmission is the process of sending or propagating an analog or digital signal via a medium that is wired, wireless, or fiber-optic.

See Code and Signal transmission

Space–time code

A space–time code (STC) is a method employed to improve the reliability of data transmission in wireless communication systems using multiple transmit antennas.

See Code and Space–time code

Speech

Speech is the use of the human voice as a medium for language.

See Code and Speech

Station code

A station code is a brief, standardised abbreviation, or alphanumeric code, used by railways to identify a railway station uniquely (within a country or region).

See Code and Station code

Stop codon

In molecular biology, a stop codon (or termination codon) is a codon (nucleotide triplet within messenger RNA) that signals the termination of the translation process of the current protein.

See Code and Stop codon

String (computer science)

In computer programming, a string is traditionally a sequence of characters, either as a literal constant or as some kind of variable.

See Code and String (computer science)

Substring

In formal language theory and computer science, a substring is a contiguous sequence of characters within a string.

See Code and Substring

Symbol

A symbol is a mark, sign, or word that indicates, signifies, or is understood as representing an idea, object, or relationship.

See Code and Symbol

Telegraphy

Telegraphy is the long-distance transmission of messages where the sender uses symbolic codes, known to the recipient, rather than a physical exchange of an object bearing the message.

See Code and Telegraphy

Text Encoding Initiative

The Text Encoding Initiative (TEI) is a text-centric community of practice in the academic field of digital humanities, operating continuously since the 1980s.

See Code and Text Encoding Initiative

Time

Time is the continued sequence of existence and events that occurs in an apparently irreversible succession from the past, through the present, and into the future.

See Code and Time

Traffic light

Traffic lights, traffic signals, or stoplights – also known as robots in South Africa and Namibia – are signaling devices positioned at road intersections, pedestrian crossings, and other locations in order to control the flow of traffic.

See Code and Traffic light

Turbo code

In information theory, turbo codes (originally in French Turbocodes) are a class of high-performance forward error correction (FEC) codes developed around 1990–91, but first published in 1993.

See Code and Turbo code

UMTS

The Universal Mobile Telecommunications System (UMTS) is a third generation mobile cellular system for networks based on the GSM standard.

See Code and UMTS

Unicode

Unicode, formally The Unicode Standard, is a text encoding standard maintained by the Unicode Consortium designed to support the use of text in all of the world's writing systems that can be digitized.

See Code and Unicode

Universal language

Universal language may refer to a hypothetical or historical language spoken and understood by all or most of the world's people.

See Code and Universal language

UTF-8

UTF-8 is a variable-length character encoding standard used for electronic communication. Code and UTF-8 are encodings.

See Code and UTF-8

Variable-width encoding

A variable-width encoding is a type of character encoding scheme in which codes of differing lengths are used to encode a character set (a repertoire of symbols) for representation, usually in a computer.

See Code and Variable-width encoding

Visual system

The visual system is the physiological basis of visual perception (the ability to detect and process light).

See Code and Visual system

Wide character

A wide character is a computer character datatype that generally has a size greater than the traditional 8-bit character.

See Code and Wide character

Word

A word is a basic element of language that carries meaning, can be used on its own, and is uninterruptible.

See Code and Word

Writing

Writing is the act of creating a persistent representation of human language.

See Code and Writing

Writing system

A writing system comprises a particular set of symbols, called a script, as well as the rules by which the script represents a particular language.

See Code and Writing system

References

[1] https://en.wikipedia.org/wiki/Code

Also known as Code (communications), Code (information theory), Codes, Coding and decoding, Código, Data encoding, Encode/Decode, Encoded, Encoding, Encoding code, Encodings, Information encoding.

, Gödel's incompleteness theorems, Gene, Genetic code, Gesture, Hadamard code, Hamming code, Herbert Yardley, History of cryptography, Huffman coding, IATA airport code, Information, Information theory, ISBN, Journalism, Kraft–McMillan inequality, Kurt Gödel, Language, Language of flowers, Length, Letter (alphabet), List of country calling codes, List of HTTP header fields, Low-density parity-check code, Marketing, Markup language, Mathematical notation, Mathematics, Messenger RNA, Morse code, Music, Natural number, Neural coding, Neuron, NTSC, Nucleotide, Optical telegraph, PAL, Parsing, Partial function, Phonics, Plain language, Pronunciation, Protein, Quantum error correction, Reed–Muller code, Reed–Solomon error correction, Resistor, SECAM, Secrecy, Semantics encoding, Semaphore, Semiotics, Sheet music, Sign language, Signal transmission, Space–time code, Speech, Station code, Stop codon, String (computer science), Substring, Symbol, Telegraphy, Text Encoding Initiative, Time, Traffic light, Turbo code, UMTS, Unicode, Universal language, UTF-8, Variable-width encoding, Visual system, Wide character, Word, Writing, Writing system.