点击“蓝色字”，关注我们哦！！ 单元测试就用 JUnit 5！好用到飞起！ 单元测试是程序员的“护身符”，写代码不测就像闭着眼睛过马路，迟早翻车。 而 JUnit 5 就是那个帮你保命的工具。 它功能强、扩展性好，用起来特别顺手。 一上来，不废话，直接来段代码。

Martin LaMonica is a senior writer covering green tech and cutting-edge technologies. He joined CNET in 2002 to cover enterprise IT and Web development and was previously executive editor of IT ...

Swing 是 Java 语言中的图形用户界面开发工具包，属于 Java 基础类的一部分。它提供了丰富的 GUI 组件，如文本框、按钮、窗口分割器和表格等。通过 Swing，开发者可以构建功能完善、界面美观的应用程序。接下来，我们将学习如何使用 Java Swing 编写一个简单的图形化Hello World程序，掌握其基本用法与实现方式。

This book shows how to understand what application you want to write, what strategies are likely to get you there, and then how to measure your level of success. This book offers practical, concrete ...