Choose "Random Map" mode and enable the "Cheat Codes" option at the setup screen. Next, you have to press Enter and type one of the following codes, then press Enter again:
100,000 of all resources: all your base are belong to us
1000 gold: atm
1000 wood: you said wood
1000 rock: rock&roll
1000 iron: creatine
1000 food: boston food sucks
Display all codes: display cheat
Full map: asus drivers
Lose game: ahhhcool
No resources: the big dig
No gold: boston rent
No wood: uh, smoke?
No food: slimfast
No iron: girlyman
No rock: mine your own business
Win game: somebody set up us the bomb