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我刚开始使用 python 并且正在运行一个教程here
运行示例,我惊讶地发现 print("123.56 - 62.12 =", 123.56 - 62.12)
输出为 123.56 - 62.12 = 61.440000000000005
我正在运行 python v3.3.0 在此处的在线解释器中运行它并得到相同的结果
Say for instance I have a List<Person> where each Person has a dozen or so properties. The first ten properties are all set when the list is generated.
List<Person>
Later I