Leetcode — 2769. Find the Maximum Achievable Number,This is an easy problem with description being: Given two integers, num and t. A number is achievable if it can become equal to...

Demystifying hashCode() and equals(): The Backbone of Java Hash Collections, Collections Framework Essentials (8 Part Series) 1 Understanding ArrayList: Essential Knowledge for Int...

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Exception Handling in Java, Introduction Java exceptions are events that disrupt the normal flow of a program during runtime. They are objects representing errors or unusual condit...

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mybatis的增删改查,spring boot增删改查 查部分字段 这个原理都比较简单，根据我前面的博客定义好service和mapper组件就行。 但是这里要强调一个用法@builder org.mybatis.spring.MyBatisSystem...

Template Method Pattern, What is Template method pattern? Template method pattern defines the skeleton of an algorithm in a method, deferring some steps to subclasses. Template met...

Top 10 Java Libraries Every Dev Should Know About,Java has long been one of the most popular and versatile programming languages in the world. With its widespread use in enterprise...

How to Update Java JDK [A Simple Guide],If you're a software developer, a student learning programming, or even a system admin, you're probably gonna need this soon—or maybe you'r...

Day 1,java community support: Java has a large community and extensive documentation, making it easier to find support and resources. Large Developer Community Open Source Contribu...

Streamline Java Object Initialization with Inline Blocks (Including Public Fields),When creating objects in Java, balancing simplicity, maintainability, and flexibility can be chal...