This code specifies the dimensions of the tire, and some of its key limitations, such as load-bearing ability, and maximum speed.

The code specifies when and how samples are to be taken and analyzed.

Client code specifies the constraints to be maintained, and the solver updates the constrained variables to have values that satisfy the constraints.

A code specifies how two systems relate, without changing anything; it preserves in the receiver the organizational pattern of the sender.

The genetic code specifies the correspondence during protein translation between codons and amino acids.