Java 8 – Conversion of Arrays to List
In this article, we will discuss how to convert Arrays into List in Java 8 using Streams class Conversion of Arrays to List : Until Read More
Tag: List interface
Java 8 – Various ways to remove duplicate elements from Arrays
In this article, we will discuss various ways to remove duplicate elements from Arrays in Java i.e.; Ways to remove duplicate elements from Arrays: Using Read More
Java – Remove duplicate elements from ArrayList
In this article, we will discuss how to remove duplicate elements from ArrayList in Java Already, we have discussed in one of the earlier article Read More
Java – Iterate through Arrays in 6 ways
In this article, we will discuss various ways to iterate through Arrays in Java i.e.; Various ways to iterate through Arrays: Standard/traditional/regular for-loop Enhanced for-loop or Read More
Java 8 – Sorting ArrayList using sort() method of List
In this article, we will discuss how to sort contents of ArrayList using sort() method of List in Java 8 Until Java 1.7 version: To Read More
Java – Ways to iterate over List of HashMap
In this article, we will discuss different ways to iterate through List of HashMap. Already, in earlier articles, we have discussed following topics Iterating over Read More
Java – Sorting list of objects on multiple fields using Comparator
In one of the previous articles, we have discussed how to sort list of objects on the basis of single field/attribute using Comparable and Comparator interfaces Read More
Java – Different ways to iterate over HashMap of ArrayList
In one of the previous articles, we already discussed different ways to iterate through Map but those are with String object only i.e.; both keys and values are Read More
Java – How to Serialize and De-Serialize ArrayList ?
In this article, we will discuss how to serialize list of objects and also de-serializing same Already we have seen how to serialize and de-serialize objects Read More
Java – Conversion of ArrayList into HashSet to remove duplicate elements
In this article, we will discuss how to remove duplicate elements from ArrayList Q) How to convert ArrayList to HashSet ? use inter-conversion collection constructor Read More
Java – Iterate through Vector in 5 ways
In this article, we will discuss various ways to iterate through Vector objects Various ways to iterate through Vector: regular for-loop Enhanced for-loop introduced in Read More
Java – How to reverse LinkedHashSet contents ?
In this article, we will discuss how to reverse the contents of LinkedHashSet Key points about LinkedList: LinkedHashSet maintains insertion-order It uses doubly-linked list and Read More
Java – Conversion of LinkedList into Vector
In this article, we will discuss how to convert LinkedList object into a synchronized Vector object 1. Vector v/s LinkedList : Both classes implements List Read More
Java – How to remove duplicate elements from ArrayList maintaining insertion-order ?
In this article, we will discuss how to remove duplicate elements from ArrayList maintaining its insertion-order 1. Solution: simply, convert to LinkedHashSet 2. Remove duplicate Read More
Java 5 – Queue’s push and pop operations with LinkedList
In this article, we will discuss how to perform push and pop operations with LinkedList 1. LinkedList and Deque : From Java 1.5 version, after Read More
Java – LinkedList specific method examples
In this article, we will discuss simple example on LinkedList specific methods i.e.; what are the various methods available in LinkedList class and how it Read More
Java – How to iterate through LinkedList in reverse-order ?
In this article, we will discuss how to iterate through contents of LinkedList using descendingIterator() method 1. To iterate LinkedList contents in reverse-order : Method signature: Read More
Replacing ArrayList element with new value using set() method
In this article, we will discuss how to replace/update content of ArrayList using set method of List interface This method replaces old value with new Read More
Java – Sorting ArrayList in Descending-order
In this article, we will discuss how to sort contents of ArrayList in descending order using Collections class’s utility sort() and reverseOrder() methods sort(); –> to Read More
Java – How to reverse ArrayList contents ?
In this article, we will discuss how to reverse the contents of ArrayList using Collections class’s utility reverse() method 1. To reverse ArrayList contents : Read More