D是我们团队的服务端应用，其代码库历史悠久，最早可以追溯到淘宝APP无线端迁移，应用中许多代码已无线上流量，但代码并未随业务的下线被清理。越来越多的代码“沉淀”下来，既增加了团队新人学习门槛，也增加日常开发维护成本。但实际做代码下线并非容易，仅凭业务逻辑决策代码清理费时费力，还容易误删在使用的业务代码， ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The Java Scanner class is a simple, versatile, easy-to-use class that makes user input in Java ...

Type erasure in Java generics programming can cause a variety of problems in your code. Fortunately, there are ways to work around them. Generics programming in Java enhances type safety and code ...

Using generics results in more robust code and avoids ClassCastExceptions in your Java programs. This in-depth tutorial introduces you to generics and their types and methods. Generics are used in ...

在Java编程中，我们经常听到关于程序的“入口代码”的概念。程序的入口代码是指程序执行的起始点，也是我们编写的Java程序的入口方法。在本文中，我们将详细解析Java程序的入口代码，并逐步介绍程序的起点。 1. 了解Java程序的入口方法 在Java中，程序的入口 ...

自 C 以来，宏为代码生成工具。至 C++98 则有模板，泛型编程日益盛行。迄于 C++20，引编译期表达式，添 Concepts，元编程基础支持始渐完善。由此元编程之技稍简。而静态反射乃元编程系统之核心，却迟久未至，产生式元编程遂仍繁复。 所述元编程之书文 ...

I understand that JVM packs varargs in Array, but as an API reference, it is misleading. For instance, classic Javadoc explicitly states that a method expects a varargs parameter. I have added ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The entry point of a standalone Java application is the main method or function. In the age of ...