Hash Mark
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Hash, hashes, hash mark, or hashing may refer to:


Substances

* Hash (food), a coarse mixture of ingredients * Hash, a nickname for
hashish Hashish ( ar, حشيش, ()), also known as hash, "dry herb, hay" is a drug made by compressing and processing parts of the cannabis plant, typically focusing on flowering buds (female flowers) containing the most trichomes. European Monitorin ...
, a cannabis product


Hash mark

* Hash mark (sports), a marking on hockey rinks and gridiron football fields * Hatch mark, a form of mathematical notation * Number sign (#), also known as the hash, hash mark, or (in American English) pound sign * Service stripe, a military and paramilitary decoration *
Tally mark Tally marks, also called hash marks, are a unary numeral system ( arguably). They are a form of numeral used for counting. They are most useful in counting or tallying ongoing results, such as the score in a game or sport, as no intermediate r ...
, a counting notation


Computing

* Hash function, an encoding of data into a small, fixed size; used in hash tables and cryptography * Hash table, a data structure using hash functions * Cryptographic hash function, a hash function used to authenticate message integrity * URI fragment, in computer hypertext, a string of characters that refers to a subordinate resource * Geohash, a spatial data structure which subdivides space into buckets of grid shape *
Hashtag A hashtag is a metadata tag that is prefaced by the hash (also known as pound or octothorpe) sign, ''#''. On social media, hashtags are used on microblogging and photo-sharing services such as Twitter or Instagram as a form of user-generated ...
, a form of metadata often used on social networking websites * hash (Unix), an operating system command * Hash chain, a method of producing many one-time keys from a single key or password * Password hash * Zobrist hashing, a method of hashing chess positions into a key * Hashgraph, a Distributed ledger technology.


Other uses

* Hash House Harriers, a running club * ''Hash'' (EP) ('' '), a 2020 EP by Loona


See also

* Hash browns *
Hash House (disambiguation) Hash House may refer to: *Hash House a go go, a restaurant chain *Hash House Bikers, an international group of non-competitive bicycling, social clubs *Hash House Harriers The Hash House Harriers (HHH or H3) is an international group of non-c ...
* * {{Disambiguation