You can bring any calculator you want, we don't actually have restrictions for calculator types here, but what you can't do, is you can't program any relevant chemical or information about constants in there.
你可以带你想用的任何一种计算器,我们并不限制计算器的类型,但是有一点是不允许的,那就是你不能使用编程的功能来记录,相关的化学常数或其它信息。
So first just a couple of teasers if you are in fact the geeky type, so our friends at Microsoft are having this little nerd party in a few days.
首先是几个广告,如果你是那种不太受欢迎的类型,我们在微软的朋友几天后会举办一个小派对。
But one of the teaching fellas also passed long to us recently, a little real world example of what happens when you're not mindful of various data types and you're not mindful of the imprecision that's inherent in representing data in a computer, at least using a language like C and low level primitives like floats and even doubles.
最近有个助教告诉我们,一个现实世界中的例子,当你不注意各种各样的数据类型,也不注意在计算机中表示数据时,其内在的不精确性,至少在用像C语言,和float甚至double型数据时,那将会发生什么?
应用推荐