NPE

See also: npe

English

Noun

NPE (plural NPEs)

1. (chiefly Java programming language) Initialism of null pointer exception.
   • 2017, Pierre-Yves Saumont, Functional Programming in Java: How functional techniques improve your Java programs‎^[1], Manning, →ISBN:

     As a Java programmer, you probably learned that you shouldn't be catching OOME (Out Of Memory Error) or other kinds of errors you can't deal with. Maybe you even learned that you shouldn't catch NPEs (NullPointerExceptions) because they indicate bugs, and you should let the application crash and fix it.

2. (copyright law) Initialism of non-practicing entity.
   • 2019, Ben Depoorter, Peter Menell, David Schwartz, editors, Research Handbook on the Economics of Intellectual Property Law, Edward Elgar Publishing, →ISBN, page 454:

     Therefore, arguably, the existence of NPEs helps facilitate and regulate supply and demand.

3. (organic chemistry) Initialism of nonylphenol ethoxylate.
   • 2008, Uri Zoller, Paul Sosis, editors, Handbook of Detergents, Part F: Production (Surfactant Science Series), CRC Press, →ISBN, page 66:

     The most important and commonly used APEs are nonylphenol ethoxylates (NPEs), which account for 80% of the APE market.