A Processing sketch to turn a decimal number to its binary rapresentation.

int_to_binary.pde

/*
* A Processing sketch to turn a decimal number to its
* binary rapresentation. Pay attention: here 
* we are printing least significant bits for first.
*/

int b = 9;
int c = 0;

print("#");
for(int i=0;i<8; i++)
{
  c = (1<<i);
  c = b & c;
  c = (c>>i);
  //print(c + " ");
  print(c==1);
}
println();