Blog: Java Hungry |
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214 blogs
updated: 44 min. ago
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There are multiple ways we can perform how to reverse an array in java with example. Reversing an array is an easy question. Let understand ...
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Multi-threading is a hot topic among investment banks interview. Difference between yield and join method is more of a theoretical question....
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In this post, we will write java programs to check whether two strings are anagram or not. We will discuss 5 different methods to check for ...
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Problem : Implement strStr(). Returns the index of the first occurrence of needle in haystack, or -1 if needle is not part of haystack. Java...
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Given a binary tree, return the zigzag level order traversal of its nodes' values. (ie, from left to right, then right to left for the next ...
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In this tutorial , we will understand the difference between NoClassDefFoundError and ClassNotFoundException. This is one of the questions t...
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We have already shared the difference between Wait and sleep method in java and difference between extends thread and implements runnable. I...
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ThreadId can be obtained from the Thread.currentThread() method. Read Also : Lifecycle of Thread in Java What is thread ID in java? Accordin...
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HashMap and TreeMap both implements the same interface Map. Difference between HashMap and TreeMap is one of the question you must at least ...
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In this tutorial, we will discuss about string concatenation in java. Although there can be number of ways for concatenating strings, we wil...
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