When debugging a program, instead of quietly struggling in front of the screen, there is a technique called ' rubber duck debugging ' in which you explain the code line by line to a rubber duck doll ...

The first task is always to determine in which administrative domain the problem is occurring. None of these teams will ever admit that they might be the source of the problem, so test tools are ...

A recent experience reminded me that many systems are run by part-time systems administrators, novice administrators, or non-administrators drafted into managing (or at least living with) Sun systems.