你认为颜色有重量吗?让我们来做个测试。
不妨启动服务器并对它做个测试。
我们可以做个测试来验证。
I don't have to go read what it printed out in the screen. This has returned a value that I can use. Because I could do a test to say, is this a return value? If it's not, I'll do something else with it. So the binding is still there, it simply doesn't print it out.
我不想读到屏幕中打印出来的这行字,程序返回过一个我能够使用的值,因为我可以做个小测试,来说明这是否是返回的值,如果不是,我可以做一些其它的事,而这个绑定依然在这儿,没有打印任何东西。
People tend to want to rush in and do this right away.
人们通常都很着急的去做集成测试,这通常来说是个犯了个大错。
So just as a little sanity check, number 15 in binary would be?
再来做个测试,那么二进制中15怎样表达?
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