What is functional interface in java example?
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How do you write methodology?
WHAT IS JDK,JVM,CLASS DEFINE ALL?
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What is the difference between throw and throws? What is the similarity between try and throw?
What should I import for arraylist in java?
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class A{ some variables; public void a()throws Excepion1,Exception2{....} } class B extends A{ variables... public void a()throws E2,E3{.....} } Qns: here override of methods occurs or not,ore else wil give any compilation error or run properly..plz tell me briefly whts happening with the above codes....
What is difference between hash mapping and hash table?