What is xml file in java?
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Explain issues of old java date api?
What is the difference between a jdk and a jvm?
What is connection pooling in java?
ioc vs dependency injection?
How do I run a project in netbeans?
What kind of thread is the garbage collector thread?
Why is lambda expression used?
Is java singleton thread safe?
1.can i use super keyword in normal class(not inheritance) to call any method?if so how can i call particular variable? 2.In the inheritance how can i access the particular variable from the base class(it containing 5 variables) using super keyword?
i have make jar file but when i click in this file then arr swhow "no faund main class" plese help me in this problem becose i want to make a jar file as a dxdcutable file
What is a java proxy?
What is meant by annotations in java?