Comments

• Not necessary for the computer
• Absolutely necessary for the programmer / maintainer
• One-line comments: introduced by //
• Multi-line comments: /* ...*/
• Avoid over- and under-commentation
• Example of over-commentation
  

  // assign 0 to x
  double x = 0;

• Example of under-commentation
  

  char buffer[] = "01011010 01100100";
  char* bufPtr = buffer;
  while(*bufPtr &&
  (*bufPtr++ = *bufPtr == '0' ? 'F' : 'T'));