Hash

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

Substances
  • Hash (food), a coarse mixture of ingredients
  • Hash, a nickname for hashish, 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, 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 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

Other uses
gollark: Imagine requiring chemical energy to live.
gollark: Consume additional bees.
gollark: There's a bunch of normalisation stuff and it discards messages of specific lengths. I wouldn't trust its data for anything but limited relative comparison.
gollark: Typing indicators basically.
gollark: It uses algorithms and coding.

See also
  • Hash browns
  • Hash House (disambiguation)
  • All pages with titles beginning with Hash
  • All pages with titles containing Hash
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