Instead of checking for a default compound value, you can also catchthe access to an undefined variable. E.g.
不用再检查默认的复合值,您也可以捕获对未定义变量的访问。
2
In refusing to run to catch trains, I have felt the true valueof elegance and aesthetics in behavior, a sense of being in control of my time, my schedule, and my life.
从拒绝追赶列车中,我体会到“优雅”的真正价值和行为中的美学,一种控制我的时间、行程和生活的感觉。
3
Pulling high-priority sources out ofthe full stream and putting them in a special place enables you to catch more ofthe high-value information those sources publish.