Narcissism is a factor in trait theory used in various self-report inventories of personality such as the Millon Clinical Multiaxial Inventory. It is one of the three dark triadic personality traits (the others being psychopathy and Machiavellianism). Except in the sense of primary narcissism or healthy self-love, narcissism is usually considered a problem in a person's or group's relationships with self and others. Narcissism is not the same as egocentrism. The term "narcissism" comes from the Greek myth about Narcissus (, ""), a handsome Greek youth who, according to Ovid, rejected the desperate advances of the nymph Echo. This caused Narcissus
Narcissus (JavaScript engine) be used to prototype new language features with less effort. Narcissus (JavaScript engine) Narcissus is an open source JavaScript engine. It was written by Brendan Eich, who also wrote the first JavaScript engine, SpiderMonkey. Its name is based on the mythical figure of Narcissus, who fell in love with himself. This relates to the fact that this JavaScript engine is a metacircular interpreter, because the engine itself is also written in JavaScript, albeit using non-standard extensions that are specific to SpiderMonkey. The Narcissus engine can be plugged into Firefox via Zaphod add-on to run scripts on web pages. Since Narcissus