In Java 8 a method can be implemented in an interface. (Static methods can also be implemented in an interface as of Java8, but that is another story.) The method implemented in an interface is called default method and is denoted by the keyworddefaultas a modifier. When a class implemen...
Enough of theory, now, it’s time to answer some of the frequently asked Java interview questions about Java 8 default methods: 1. Can we make the Default method static in Java? No, You cannot make the default method static in Java. If you declare static method and default together, ...
Before java 8, if you had to iterate on a java collection then your would get an iterator instance and call it’s next method until hasNext() returns false. This is common code and have been used thousands of time in day to day programming by us. Syntax is also always same. So can ...
What is Default or Defender Methods of Java 8? Default methods, also known as virtual extension methods or defender methods is a non-abstract method, which can be declared inside an interface in Java. If you have been using an interface in Java then you know that it’s not possible to ...
URLConnection setDefaultUseCaches in Java - Learn how to use the setDefaultUseCaches method in Java's URLConnection class to manage caching behavior effectively.
(Hint: package private is the protection of a method or a field when you do not write any access modifier in front of it. Be aware! I lie!) My interview experience is that many do not know. Do I consider that as a no go for a Java developer? Not really. You may still be a ...
How to call method from another project in native C++ how to call non static member function from Static Function? How to capture file open,close, lock and unlock events in windows OS? how to cast a unique_ptr from base class to derived class? How to cast from LPSTR to int/double ...
3. create a new folder named "Hyper-V Replica" in replication path .4. enable replica on VM , in the wizard please choose "use an existing virtual machine on ..." in tab "choose initial replication method " , finish it .5. then you need to move...
Cracking the Coding Interview, 6th Edition answers in Java If you have tons of extra time: Choose one: Elements of Programming Interviews (C++ version) Elements of Programming Interviews (Java version) book Companion Project - Method Stub and Test Cases for Every Problem in the Book Computer...
They provide you an highly desired capability of adding a capability to number of classes without even touching their code. Simply add a default method in interface which they all implement. Why default methods were needed in java 8? This is a good candidate for your nextinterview question.Simp...