Prerequisites: C language and object-oriented programming experience exceeding Programming Abstractions level, and completion of Programming Paradigms.

你需要具备一定的编程知识：C语言基础、面向对象编程的经验、对抽象编程和编程范式的了解。

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The Reactor provides a set of higher-level programming abstractions that simplify the design and implementation of event-driven distributed applications.

反应堆模式提供了一系列的高级的编程抽象，它简化了事件驱动的分布式系统的设计和实现。

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The Dojo Toolkit: The Dojo Toolkit is an open source Ajax framework that provides higher-level programming abstractions and normalizes browser incompatibilities.

Dojo Toolkit：Dojo Toolkit 是一个开源的 Ajax 框架，它提供了高级编程抽象，并对浏览器的不兼容性进行了规范。

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And we're going to use this object-oriented programming, typically to create something called data abstractions.

在接下来的几天,你会明白我们这里说的具体含义,它的一个同义词。

麻省理工公开课 - 计算机科学及编程导论课程节选