(1) For autonomous weapons, see 
lethal autonomous weapons.
(2) Following are axioms that have been made by professionals in the field from time to time about computers and information technology.  For the actual text, look up the definition.
 Law              Subject
 Amara's law      Technology in general
 Amdahl's law     System & network speed
 Asimov's laws    Robotics
 Brook's law      Software projects
 Clarke's laws    Prediction
 Codd's rules     Relational database
 Cole's law       Essential elements
 Fitts' law       User interface
 Freedman's law   Programming
 Huang's law      GPUs
 Kerckhoffs' law  Cryptopraphy
 Koomey's law     Energy consumption
 Kryder's law     Hard drive density
 Metcalfe's law   Network value
 Moore's law      Transistor capacity
 Nacchio's law    IP gateways
 Reed's law       Network value
 Shannon's law    Channel speed
 Thackara's laws  Product design
 Wirth's law      Software bloat
 Wright's law     Manufacturing cost