equals

Understanding the Relationship Between hashCode() and equals() in Java

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Understanding the Relationship Between hashCode() and equals() in Java

The growth path of a programmer Internet/Programmer/Technology/Data Sharing Follow It takes about 6 minutes to read this article. From: Selected Java Interview Questions The previous article mentioned that the equals() and hashCode() methods might lead to the interview question about “the relationship between hashCode() and equals()?”” This article will analyze this basic interview question. First, … Read more

Understanding hashCode() and equals() Methods in Java

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Understanding hashCode() and equals() Methods in Java

Programmers’ Growth Journey Internet/Programmers/Technology/Resource Sharing Follow Reading this article will take approximately 5 minutes. Source: github.com/feigeswjtu/java-basics/edit/master/sourceCode Background While reading the Alibaba Java Development Manual, I came across the usage specifications for the hashCode() and equals() methods. Whenever equals is overridden, hashCode must also be overridden. Since Set stores unique objects and uses hashCode and equals … Read more