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  2. List of HTTP status codes - Wikipedia

    en.wikipedia.org/wiki/List_of_HTTP_status_codes

    For example, the client uploads an image as image/svg+xml, but the server requires that images use a different format. 416 Range Not Satisfiable The client has asked for a portion of the file (byte serving), but the server cannot supply that portion. For example, if the client asked for a part of the file that lies beyond the end of the file.

  3. Substitution cipher - Wikipedia

    en.wikipedia.org/wiki/Substitution_cipher

    t. e. In cryptography, a substitution cipher is a method of encrypting in which units of plaintext are replaced with the ciphertext, in a defined manner, with the help of a key; the "units" may be single letters (the most common), pairs of letters, triplets of letters, mixtures of the above, and so forth. The receiver deciphers the text by ...

  4. Obfuscation (software) - Wikipedia

    en.wikipedia.org/wiki/Obfuscation_(software)

    In software development, obfuscation is the act of creating source or machine code that is difficult for humans or computers to understand. Like obfuscation in natural language, it may use needlessly roundabout expressions to compose statements. Programmers may deliberately obfuscate code to conceal its purpose ( security through obscurity) or ...

  5. Really Simple Discovery - Wikipedia

    en.wikipedia.org/wiki/Really_Simple_Discovery

    RSD was authored by Daniel Berlinger in the Really Simple Discoverability 1.0 specification. [citation needed] Format. To make use of RSD, the owner of a site places a link tag in the head section of the homepage which indicates the location of the RSD file. An example of what MediaWiki uses is:

  6. HTML form - Wikipedia

    en.wikipedia.org/wiki/HTML_form

    HTML form. A webform, web form or HTML form on a web page allows a user to enter data that is sent to a server for processing. Forms can resemble paper or database forms because web users fill out the forms using checkboxes, radio buttons, or text fields.

  7. List of HTML editors - Wikipedia

    en.wikipedia.org/wiki/List_of_HTML_editors

    Source code editors See also: List of text editors Source code editors evolved from basic text editors , but include additional tools specifically geared toward handling code.

  8. Huffman coding - Wikipedia

    en.wikipedia.org/wiki/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.The process of finding or using such a code is Huffman coding, an algorithm developed by David A. Huffman while he was a Sc.D. student at MIT, and published in the 1952 paper "A Method for the Construction of Minimum-Redundancy Codes".

  9. Programming language - Wikipedia

    en.wikipedia.org/wiki/Programming_language

    Programming language. The source code for a computer program in C. The gray lines are comments that explain the program to humans. When compiled and run, it will give the output "Hello, world!". A programming language is a system of notation for writing computer programs. [1]