Listing 18 shows the command to renew the ca's X.509 certificates.

清单18显示了延长CA X . 509证书有效期的命令。

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In the above command, X, Y, and Z are used as placeholders.

在上面的命令中，X、Y和Z作为占位符。

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Specifying the X option runs ProbeVue for the duration of the command specified with the X option.

指定—x选项，这会在指定的命令执行期间运行ProbeVue。

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While a Traditional, born 1945 or earlier, would accept almost any order as long as it came through the proverbial chain of command, Boomers and Gen X might hesitate but comply.

FORBES: Millennials Present a Management Challenge

Of course the Mac was created in part as sort of a backlash against the command line interface of DOS (typing long strings of complicated computing commands, not pointing and clicking with a mouse like we're used to now), though Mac OS X now boasts a Unix Shell terminal with its own command line interface.

FORBES: Dual-Personality Macs