Hey, Tea Lovers! Today let’s look at the most asked interview question, IS-A & HAS-A relationship. Both beginners and experienced persons get this question in…
Tag:
java8
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most asked interview question, Comparable vs Comparator. Both beginners and experienced persons get this question in their interviews
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Stream API’s groupingBy is similar to GROUP BY of SQL since it groups and collects the objects based on given condition or value.
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how you can iterate over a List, be it ArrayList, LinkedList or any other. Basic loop to iteration to Stream API. And also, figure out which one is best suitable for our code.
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Java 11 with Improved productivity and less repetition. No need of external libraries for small things. Functions on steroids.
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Today we will talk about Java Memory Management with the example. We will look at the code and then how it is affecting the JVM. So the relationship between these 2. I will try to explain it line by line. So let us see how a code lives its life.
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Memory management is the process of allocation and de-allocation of objects from memory, it’s done automatically with the help of garbage collectors.
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An interview cant be complete without this question. HashMap working contains most of the concept we used in our codes. It need hashcode and equals.
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Before seeing Optional in Java, Did you know that Null Pointer Exception is termed as Billion Dollar mistake? Lets see how to avoid it.
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All the Sorting Algorithms code in one single page. Get a quick glance in sorting code is in Java for your interview.