different between lookaside vs lookahead

lookaside

English

Etymology

look +? aside

Noun

lookaside (countable and uncountable, plural lookasides)

  1. (computing) The technique of searching for something in a precalculated cache before attempting a more time-consuming search elsewhere.

See also

  • lookahead

lookaside From the web:

  • what lookaside means
  • what is lookaside fbsbx
  • what is lookaside facebook
  • what is lookaside cache
  • what is translation lookaside buffer
  • what is platform-lookaside.fbsbx.com
  • what is translation lookaside buffer in operating system
  • what is translation lookaside buffer in computer


lookahead

English

Etymology

look +? ahead

Pronunciation

Noun

lookahead (countable and uncountable, plural lookaheads)

  1. (computing, software compilation) The analysis in advance of subsequent decisions that would be made if a particular branch of an algorithm was followed.
    Our computer chess program uses lookahead to avoid difficult endgames.
  2. (regular expressions) The analysis of the subsequent characters before the regular expression is matched.

Hypernyms

  • (regular expressions): lookaround

Hyponyms

  • (regular expressions): negative lookahead ("?!" operator): a failed lookahead attempt
  • (regular expressions): positive lookahead ("?=" operator): a successful lookahead attempt

See also

  • lookaside
  • lookbehind
  • runahead

lookahead From the web:

  • what is lookahead in compiler design
  • what is lookahead in regex
  • what is lookahead limiter
  • what is lookahead values in predictive parser
  • what is lookahead lr parsing
  • what is lookahead in parsing
  • what is lookahead compression
  • what does look ahead do
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