3) Copying all the elements of LinkedHashSet(non-duplicate elements) to the ArrayList. Please find the source code below. importjava.util.ArrayList;importjava.util.List;importjava.util.LinkedHashSet;publicclassRemoveDuplicates{publicstaticvoidmain(String[]args){/* Creating ArrayList of Strings and a...
private static void crunchifyLog(String s) { System.out.println(s); } } // Linux command to remove duplicate lines from file: // $ sort -u /Users/Shared/crunchify.csv Let’s run Java program in IntelliJ IDE. Here is a result: Processed line: name city number age Processed line: k...
Using a Java Set to Remove Duplicates in a List Alternatively, we can use one of the Java Set implementations to deduplicate a Java List.Java Setis a distinct collectionof elements. Please note that we can use HashSet to remove duplicate elements from a List, but it is an unordered collec...
Add JavaScript & CSS in UserControl Add multiple location paths into the web.config Add new column in existing CSV file using C# Add query string when user clicks back button Add Reference Issue Add rows to a Table in run time , one by one Add Trusted Site in the IIS server Adding .AS...
To remove duplicate elements from ArrayList in Java, there is a simple and easy way, just convert the ArrayList to HashSet and get the unique elements.
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In this Java tutorial, you will learn How to Find Maximum Occurrence of Words from given Text File? Here is a logic for getting top element: Create a
// Efficient Java program to remove // duplicates from input.txt and // save output to output.txt importjava.io.*; importjava.util.HashSet; publicclassFileOperation { publicstaticvoidmain(String[] args)throwsIOException { // PrintWriter object for output.txt ...
i am trying to remove the duplicate values from HashMap by the following code but it is thwoing following exception java.util.ConcurrentModificationException how to remove duplicate values ? import java.util.Enumeration; import java.util.HashMap; import java.util.Iterator; import java.util...
This tutorial will introduce the methods to remove duplicate elements from a list in C#. ADVERTISEMENT TheHashSetclassis used to create a set in C#. A set is a well-known, unordered collection of distinct objects, which means that a set’s elements are unordered and do not repeat themselves...