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.
The sociopath can be defined as someone who cares only for himself and lacks the ability to treat other people as human beings. What is a sociopath? A definition of sociopath is someone who, because he is antisocial with no conscience, ignores reality to make his own uncaring and selfish life.