I need to compare different data objects. Can开发者_运维知识库 any one tell me how can i do this. I don\'t know what are the data types i will get priorly. If i need to use any util from apache commo
I have equals this method, but Findbugs is reporting error, any idea? @Overr开发者_StackOverflow社区ide
For a class whose fields are solely primitive, ex.: class Foo { int a; String b; boolean c; long d; boolean equals(Object o)
I have a SELECT statement that looks like this: SELECT * FROM photos, p_votes WHERE p_votes.p_id = photos.p_id
As I understand 2 lambdas should be equal as long as they declare the same code in the same order with the same parameters.
I know, for instance that, in Python, if I reimplement the method __ cmp __ I am modifying the behaviour of ==. I thought that the same thing could be done in Java, reimplementing equals (like, when y
I have a class with a float field. For example: public class MultipleFields { final intcount; final float floatValue;
I want to check if entity is in a Collection member (开发者_开发问答@OneToMany or @ManyToMany) of another entity:
I\'ve come across this question quite a few times, and while the answers make sense, i wanted to check it out myself with a simple console app.
Is there a way to configure Eclipse to automatically generate hashCode and equals with awareness of @NonNull annotations? Currently my Eclipse generates the code with unnecessary null checks, even on
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