摘要：Generic As we covered in our section on classes, a class has two sides to its type: the static side and the instance side. Generic classes are only ge 阅读全文

摘要：Wfloat equal: x = 0.3 y = 0.1 + 0.1 + 0.1 x == y // false use this compiler option to show the reason of "==" is not fit for this comparison. Code hyg 阅读全文

摘要：pertinent (adj.): 1. Well, someone, somewhere, decided it was pertinent to redefine an interface and broke all your code, at once. 2. She had asked so 阅读全文