Look up hash in Wiktionary, the free dictionary.

Hash may refer to: Wikipedia does not have an article with this exact name. ... Wiktionary (from wiki and dictionary) is a multilingual, Web-based project to create a free content dictionary, available in over 150 languages. ...

• Number sign, #, also called "pound sign" in the USA
• Hashish, a psychoactive drug derived from the Cannabis plant
  • Hash Bash, an annual event in Ann Arbor, Michigan
• Hash (food), a coarse chunky mixture of beef and other things, e.g. corned beef hash; cf. Hash brown
• Hash House Harriers, a loosely-organized group of social organizations focused on running and camaraderie; also referred to as "hashing"
• Hash, Inc., sellers of 3D character animation software since 1987
• HASH, a rapcrew from The Hague

Number sign in Arial font Number sign is one name for the symbol #, and is the preferred Unicode name for the codepoint represented by that glyph. ... This article or section does not adequately cite its references or sources. ... This article is being considered for deletion in accordance with Wikipedias deletion policy. ... A typical order of corn beef hash, hashed with potatoes and carrots. ... Hash browns or hashed browns is a simple potato preparation in which potato pieces are pan-fried after being diced, riced, or julienned. ... Also known as H.H.H. or H3 The Hash House Harriers today is an international group of running/drinking clubs. ... Hash, Inc. ... Coordinates: Country Netherlands Province South Holland Area (2006)  - Municipality 98. ...

Hash function

A hash function is a small digital "fingerprint" made from any kind of data. Some types are: A hash function [1] is a reproducible method of turning some kind of data into a (relatively) small number that may serve as a digital fingerprint of the data. ...

• Cryptographic hash function, a hash function suitable for use in information security
• Hash table, a data structure associating keys with values using a hash function
• Associative array, an abstract data type often implemented as a hash table
• Geometric hashing, a method for efficiently finding geometric objects of the same or similar shape

In cryptography, a cryptographic hash function is a hash function with certain additional security properties to make it suitable for use as a primitive in various information security applications, such as authentication and message integrity. ... In computer science, a hash table is a data structure that speeds up searching for information by a particular aspect of that information, called a key. ... An associative array (also map, hash, dictionary, finite map, lookup table, and in query-processing an index or index file) is an abstract data type composed of a collection of keys and a collection of values, where each key is associated with one value. ... In computer science, geometric hashing is a method for efficiently finding geometric objects of the same or similar shape, even though they may be rotated or otherwise transformed. ...

Hash mark

"Hash mark" can mean:-

• A hash mark in mathematics (sometimes called a tick mark) is a short line perpendicular to an axis in analytic geometry
• Hash marks on some sports playing fields
• Service stripes on some USA armed forces uniforms.

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