utility programming的意思|示意

AOP does not replace existing programming paradigms and languages; instead, it works with them to improve their expressiveness and utility.

AOP并不替换现存的程序范例或语言，而是与它们协同工作以提高他们的表达能力与效用。

Any API or utility that intends to simplify JDBC programming had better have some rock-solid data manipulation features and in this section, I'll show you three more.

任何想简化JDBC编程的API或工具最好有一些好的数据操纵特性，在这一节中，我要向您再介绍三个。

The build produces a library and associated application programming interface (API) header files as well as a stand-alone command-line utility named sqlite3 that's useful for exploring features.

构建过程生成一个库和相关联的应用程序编程接口(API)头文件，以及一个单独的命令行实用程序sqlite3，它有助于研究特性。