Web services are popular these days because they are language and platform independent. It’s easy to create SOAP and REST based web services. This post will help you learn about web services and related interview questions. Then there are questions with detailed answers forJava Web Services. 7...
Java package is the mechanism to organize the java classes by grouping them. The grouping logic can be based on functionality or modules based. A java class fully classified name contains package and class name. For example,java.lang.Objectis the fully classified name ofObjectclass that is part...
What a Java Interview Looks LikeJava is high-level, class-based, object-oriented programming language used to complete applications. Despite being over two decades old, Java is still one of the most popular languages in the world. In 2019 and 2020, it was the second most widely known ...
When you are preparing to interview for a Java programming job, it’s important to consider the questions you’ll be asked. These interview questions can vary based on many factors, including company type, role level, and how long the company you interview with has been in business. How can...
Most of the java programmer fail here if they have mugged up the singleton code because you can ask lots of follow-up question based upon the code they have written. I have seen many programmer write Singleton getInstance() method with double checked locking but they are not really familiar ...
72Can a method be overloaded based on different return type but same argument type ? No, because the methods can be called without using their return type in which case there is ambiquity for the compiler 73What happens to a static var that is defined within a method of a class ?
Most of the java programmer fail here if they have mugged up the singleton code because you can ask lots of follow-up question based upon the code they have written. I have seen many programmer write Singleton getInstance() method with double checked locking but they are not really familiar ...
// 模拟回答问题publicclassInterviewPractice{publicvoidanswer(Stringquestion){if(question.equals("What is polymorphism?")){System.out.println("Polymorphism allows methods to do different things based on the object it is acting upon.");}}}
Sorting mechanism can be applied internally or externally so that the group of objects sorted in a particular collection is based on properties of the objects.Back to Top8. Explain about Set and their types in a collection?SetSet cares about uniqueness. It doesn’t allow duplicates. Here the...
Redis :https://redis.io/documentation Dubbo:http://dubbo.apache.org/zh-cn/docs/user/quick-start.html ShardingJDBC:https://shardingsphere.apache.org/document/current/cn/features/ 在线阅读 使用语雀提供了较好的阅读体验 https://www.yuque.com/itsaysay/mzsmvg...