JAVA Collections Tutorials

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  • Internal implementation of HashMap in Java

    It is one of the favorite questions of the interviewer to check yours in-depth knowledge of core Java.In this post, we are going to see the internal i
    http://www.javainstance.com/2017/02/internal-implementation-of-hashmap-in.html
    • 895 Hits
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  • Sorting list of objects on multiple fields in Java

    In previous articles, we have discussed how to sort list of objects on the basis of single field using Comparable and Comparator interface
    http://www.benchresources.net/sorting-list-of-objects-on-multiple-fields-using-comparator-...
    • 1064 Hits
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  • Ways to iterate over HashMap of ArrayList in Java

    In previous articles, we have discussed various ways to iterate through Map but those are with String object only i.e.; both keys and values are in St
    http://www.benchresources.net/various-ways-to-iterate-over-hashmap-of-arraylist-in-java/
    • 815 Hits
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  • How to iterate or loop a HashMap

    6 ways to iterate HashMap -Interview Question
    http://www.javainstance.com/2016/11/how-to-iterate-or-loop-hashmap.html
    • 952 Hits
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  • How to reverse LinkedHashSet contents

    In this article, we will discuss how to reverse the contents of LinkedHashSet
    http://www.benchresources.net/how-to-reverse-linkedhashset-contents-in-java/
    • 1039 Hits
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  • Iterating Set using forEach() in Java 8

    In one of the previous article, we have discussed various ways to iterate through Set
    http://www.benchresources.net/iterating-set-using-foreach-in-java-8/
    • 1320 Hits
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  • Iterating List using forEach() in Java 8

    In previous article, we have discussed various ways to iterate through List i.e.;
    http://www.benchresources.net/iterating-list-using-foreach-in-java-8/
    • 1505 Hits
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  • ArrayList vs LinkedList

    In this article, we will discuss difference between ArrayList and LinkedList classes in detail
    http://www.benchresources.net/difference-between-arraylist-vs-linkedlist/
    • 2070 Hits
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  • Interview question on Java collection framework

    In this article, we will discuss on Java collection framework (JCF) overview and quick pointers about each important collection classes
    http://www.benchresources.net/interview-question-on-java-collection-framework-overview/
    • 1947 Hits
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  • Java Garbage Collection Interview Questions

    In this article we can learn more about java garbage interview questions and also development tools
    http://www.techgig.com/skill/java/news/Potential-Java-Garbage-Collection-Interview-Questio...
    • 2158 Hits
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  • Java Queue Example

    Article on Java Queue collections with code example
    http://singletonjava.blogspot.com/2016/03/java-queue-example.html
    • 3262 Hits
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  • 8 Differences between Arraylist and linked list in java

    This tutorial explain the differences between arraylist and linkedlist in detail.This tutorial also explains when to use linked list
    http://java-interview-questions.com/8-differences-between-arraylist-and-linkedlist-in-java/
    • 3263 Hits
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