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What do you look for in Performance June 23, 2005

Posted by javafoo in java interview, javanotes.
  • When selecting rows from database, is filtering being done by SQL or by java.
  • Referencing and de-referencing objects, especially in recursion.
  • File processing, are you buffering your reads or reading the entire file into a glob of String.
  • Cache read-only data.
  • See where the code is spending more amount of time
  • More to come…


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