It covers the basics of Portable operating system Interface (POSIX), real-time operating systems, and Pointers for real-time analysis.

它涵盖了可移植操作系统接口(POSIX)、实时操作系统的基础知识，以及一些实时分析技巧。

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The Korn shell conforms to the Portable Operating System Interface for Computer Environments (POSIX), which is an international standard for operating systems.

Korn shell 符合计算机环境的可移植操作系统接口标准 (POSIX)，这是操作系统的国际标准。

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While initializing the path object, the PATHNAME variable could be provided in either the native format or in the portable format defined by the portable Operating System Interface (POSIX) committee.

在初始化path对象时，可以采用本机格式或可移植操作系统接口(Portable Operating System Interface, POSIX)委员会定义的可移植格式提供PATHNAME变量。

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The coloured back of the phone is interchangeable - and the operating system's interface will change depending on what type of cover you have.

BBC: Ex-Nokia team makes rival smartphone Jolla

That's not surprising as it's been among the few where the software giant has controlled "the whole widget" -- choosing the processor, designing the hardware, and developing not only the operating system and user interface, but a host of licensing standards, services and infrastructure supporting Xbox Live.

ENGADGET: Switched On: Pondering PC 3.0

Android is so far proving relatively popular with tablet manufacturers despite nagging concerns about fragmentation of Android's operating system, user-interface and app store ecosystem.

ENGADGET: Strategy Analytics: Apple still owns tablet market, but Android narrows the gap