It’s a great design question and asked a lot in java interviews. This post provides all the differences between abstract class and interface. When should we use interface over the abstract class and vice versa? The post also explains how to use abstract class and interface to create a flexi...
Java 8 has been released in March 2014, so it’s one of the hot topics in java interview questions. If you answer this question clearly, it will show that you like to keep yourself up-to-date with the latest technologies. Java 8 has been one of the biggest releases after Java 5 anno...
Another useful interview strategy is to review potential Java interview questions in advance. Let’s check out examples of some of the top Java interview questions. Also, each question includes some information that can help refresh your memory. The topics we will cover include: General Java inter...
84The tag to allow front-end validation based on the xml in validation.xml. For example the code: generates the client side java script for the form "logonForm" as defined in the validation.xml file. The when added in the jsp file generates the client site validation script. 85What...
Below are five examples of basic java problems. These questions are simple in nature, testing only one concept. They are meant to be solved in a collaborative integrated development environment (IDE). You can access the sample inputs, sample outputs, and base code for each question by ...
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Spring:https://spring.io/guides 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 ...
20. What will happen if you call return statement or System.exit on try or catch block ? will finally block execute? This is a verypopular tricky Java questionand its tricky because many programmer think that finally block always executed. This question challenge that concept by putting return...
8. What is Java-based Configuration in Spring? The central artifacts in Spring’s java-configuration support are@Configurationannotated classes and@Beanannotated methods. The@Beanannotation is used to indicate that a method instantiates, configures and initializes a new object to be managed by the ...
We can't capture it bycatchCapture viacatchis not recommended. For example, Java virtual machine running error (Virtual MachineError), virtual machine memory is not enough error (OutOfMemoryError), class definition error (NoClassDefFoundError) and so on. When these exceptions occur, the Java ...