maintenance service - Computer Definition A service provided to keep a product in good operating condition. One of the strong selling points for the rise of software as a service (SaaS) was that all program maintenance is provided by the vendor of the application. See SaaS.
For the former trade union, see Amalgamated Society of Painters and Decorators. Antisocial personality disorder (ASPD), also known as dissocial personality disorder (DPD) and sociopathy, is a personality disorder, characterized by a pervasive pattern of disregard for, or violation of, the rights of others.
A narcissistic sociopath is someone with a combination of narcissistic personality disorder and definitive behavioral signs of sociopathy. People with narcissism are characterized by their excessive and persistent need for others' admiration and positive reinforcement.