The usual code in North America to disable call waiting for an individual call.

北美用户禁止其他呼叫而等待某一个别呼叫时常用的代码。

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Indeed, America and Britain were so deeply penetrated that the Russians soon found out about Venona, changing their codes and cipher machines on October 29th 1948—"Black Friday" for code-breakers.

毫无疑问的，美国和英国非常清楚苏联很快就发现了Venona的存在，并更改了了他们的密码和密码机在1948年10月29号—译码者的“黑色星期五”。

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If the Code for America and its ilk grow, it may an even greater impact beyond local services.

FORBES: Names You Need To Know: Code For America

In partnership with Code for America he also co-founded Civic Commons, an initiative to help governments share technology and their experiences using it.

WHITEHOUSE: Presidential Innovation Fellows

Coders are part of a "privileged class in our society right now, " says Jennifer Pahlka, the founder of San Francisco-based Code for America.

WSJ: Beyond the Three R's: Push to Teach Coding at School