Followup

From the javadoc comments in Math.java: “If the argument is NaN or an infinity or positive zero or negative zero, then the result is the same as the argument.” Let me just point out that Java thinks that NaN (Not a Number), positive zero, negative zero, or either positive or negative infinity are different values, and

Order Matters

I’ve been playing Kerbal Space Program recently and using the MechJeb plugin. Some people criticise that plugin – “You can do anything that MechJeb does, and if you spend a little time, you can probably do it better” – and they’re right, for some values of right. And yet, “execute next node,” is blessedly useful. It