The only way for errors to occur in a program is by being put there by the author. No other mechanisms are known. Programs can't acquire bugs by sitting around with other buggy programs. — Harlan Mills Copy Share Image
The only way for errors to occur in a program is by being put there by the author. No other mechanisms are known. Programs… — Harlan Mills Copy Share Image
An interactive debugger is an outstanding example of what is not needed - it encourages trial-and-error hacking rather than systematic design, and also hides… — Harlan Mills Copy Share Image
