1 Contact the nearest Government of Canada office abroad. 2  Call the passport program at: 819-997-8338 (hours of operation: Monday to Friday from 7:30 a.m. to 8 p.m. Eastern Time). 3  Find out how to get help in case of emergency when you are travelling in a foreign country.
Tokens, patterns and lexemes. 1  Token is a terminal symbol in the grammar for the source language. 2  Lexeme is a sequence of characters in the source program that is matched by the pattern for a token. 3  In many programming languages, the following classes cover most or all of the tokens:
Tokens must be used as reinforcers to be effective. A token is an object or symbol that can be exchanged for material reinforcers, services, or privileges (back-up reinforcers).In applied settings, a wide range of tokens have been used: coins, checkmarks, images of small suns, points on a counter.okens must be used as reinforcers to be effective. A token is an object or symbol that can be exchanged for material reinforcers, services, or privileges (back-up reinforcers).