cocoa question.....

So /prog/...

Can anyone show me a code snippet of cocoa that will create a simple window/pushbutton? All the cocoa tutorials revolve around interface builder, yet all I don't need any fancy GUI tools to design a program...

p̴̵̶̷̸̡̢̧̨̛̖̗̘̙̜̝̞̟̠̣̤̥̦̩̪̫̬̭̮̯̰̱̲̳̹̺̻̼͇͈͉͎̀́̂̃̄̅̆̇̈̉̊̋̌̍̎̏̐̑̒̒̓̔̽̾̿̀́͂̓̈́͆͊͋͌̕̚ͅ͏