I know of this one http://onjava.com/pub/a/onjava/2003/08/20/memoization.html but is there anything else?
In programming, memoization is an optimization technique that makes applications more efficient and hence faster. It does this by storing computation results in cache, and retrieving that same information from the cache the next time it's needed instead of computing it again.
Memoization is a technique whereby we trade memory for execution speed. Suppose you have a function which. Is costly to execute. Always returns the same output for the same input. May be called many times with the same input.
Memoization is a common strategy for dynamic programming problems, which are problems where the solution is composed of solutions to the same problem with smaller inputs (as with the Fibonacci problem, above).
To memoize functions without parameters, use Guava's Suppliers.memoize(Supplier)
. For functions with parameters, use CacheBuilder.build(CacheLoader)
with parameter value objects as keys.
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