Hash
Encyclopedia
Hash may refer to:
- Hash symbol, the glyph #
- Hash mark (disambiguation), one of various symbols
- Hash (food)Hash (food)Hash is a dish consisting of meat, potatoes, and spices, that are mashed together into a smooth, creamy consistency, and then cooked either alone or with other ingredients such as onions....
, a coarse mixture of ingredients - Hash chainHash chainA hash chain is the successive application of a cryptographic hash function to a piece of data. In computer security, a hash chain is a method to produce many one-time keys from a single key or password...
, a method of producing many one-time keys from a single key or password - Hash functionHash functionA hash function is any algorithm or subroutine that maps large data sets to smaller data sets, called keys. For example, a single integer can serve as an index to an array...
, a derivation of data- Cryptographic hash functionCryptographic hash functionA cryptographic hash function is a deterministic procedure that takes an arbitrary block of data and returns a fixed-size bit string, the hash value, such that an accidental or intentional change to the data will change the hash value...
- Cryptographic hash function
- Hash tableHash tableIn computer science, a hash table or hash map is a data structure that uses a hash function to map identifying values, known as keys , to their associated values . Thus, a hash table implements an associative array...
, a data structure - hash (Unix)Hash (Unix)hash is a Unix command that prints the location information for the commands found.-Description:When the user gives a command, the shell searches for the command in the path specified in the PATH environmental variable and stores the location in the hash. This command can be used to search for the...
, an operating system command - HashishHashishHashish is a cannabis preparation composed of compressed stalked resin glands, called trichomes, collected from the unfertilized buds of the cannabis plant. It contains the same active ingredients but in higher concentrations than unsifted buds or leaves...
, a psychoactive drug - Hash House HarriersHash House HarriersThe Hash House Harriers is an international group of non-competitive running, social and drinking clubs...
, a running club - Fragment identifierFragment identifierIn computer hypertext, a fragment identifier is a short string of characters that refers to a resource that is subordinate to another, primary resource...
, in computer hypertext, a string of characters that refers to a subordinate resource - GeohashGeohashGeohash is a latitude/longitude geocode system inventedby Gustavo Niemeyer when writing the web service at geohash.org, andput into the public domain...
, a spatial data structure which subdivides space into buckets of grid shape