Ch3
Item 10) equals는 일반 규약을 지켜 재정의하라
- 객체 식별성(object identity) => 두 객체가 물리적으로(주소가) 같은가
- 논리적 동치성(logical equality) => 내용이 같은가
equals()를 재정의해야할 때는
=> 논리적 동치성이 필요할 때
=> 상위 클래스에서는 객체 식별성에 대한 비교만 했을 때
이펙티브 자바 예제 따라하기
A declarative, efficient, and flexible JavaScript library for building user interfaces.
🖖 Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.
TypeScript is a superset of JavaScript that compiles to clean JavaScript output.
An Open Source Machine Learning Framework for Everyone
The Web framework for perfectionists with deadlines.
A PHP framework for web artisans
Bring data to life with SVG, Canvas and HTML. 📊📈🎉
JavaScript (JS) is a lightweight interpreted programming language with first-class functions.
Some thing interesting about web. New door for the world.
A server is a program made to process requests and deliver data to clients.
Machine learning is a way of modeling and interpreting data that allows a piece of software to respond intelligently.
Some thing interesting about visualization, use data art
Some thing interesting about game, make everyone happy.
We are working to build community through open source technology. NB: members must have two-factor auth.
Open source projects and samples from Microsoft.
Google ❤️ Open Source for everyone.
Alibaba Open Source for everyone
Data-Driven Documents codes.
China tencent open source team.