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Constructors in JavaTypes of constructorsDefault ConstructorParameterized ConstructorConstructor OverloadingDoes constructor return any value?Copying the values of one object…
Java static keywordStatic variableProgram of the counter without static variableProgram of the counter with static variableStatic methodRestrictions for the static methodWhy …
Method Overriding in JavaMethod Overriding in JavaUnderstanding the problem without method overridingCan we override the static methodMethod overloading vs. method overriding…
Super Keyword in JavaThe super keyword in Java is a reference variable which is used to refer immediate parent class object.Whenever you create the instance of subc…
this keyword in JavaThere can be a lot of usage of Java this keyword. In Java, this is a reference variable that refers to the current object.In Java, "this" i…
final Keyword in Javafinal keyword is used in different contexts. First of all, final is a non-access modifier applicable only to a variable, a method, or …