Build your Java skills from the ground up by working on simple tasks and beginner-friendly projects. Challenge yourself with more complex Java problems, including those focused on multithreading and ...

to practice using Java ArrayLists to implement a program that uses multiple classes. (object based programming, encapsulation) to practice implementing individual classes based on a given ...

Community driven content discussing all aspects of software development from DevOps to design patterns. It’s much easier to format an int with printf than a float or double, because decimal precision ...

在Java开发中，数组与集合之间的转换是一个常见的操作。Arrays.asList方法因其简洁的语法和便捷的使用方式，被广泛应用于将数组转换为集合（如List）。然而，这个看似简单的方法背后却隐藏着一个大坑，如果不小心处理，可能会导致线上事故，本文也是本人 ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Here are the most important concepts developers must know when they size Java arrays and deal ...

Generics make your code more flexible and easier to read, and they help you avoid ClassCastExceptions at runtime. Get started with this introduction to using generics with the Java Collections ...

Everything in Java is an object, except primitives like int. Turns out that small caveat has big implications for the language, which have compounded over the years. This seemingly minor design ...