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Quantum Internet Benefits

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  The quantum internet is a network of quantum computers that are connected together using quantum communication. It has the potential to revolutionize many industries, including: Secure communications: The quantum internet would be inherently secure, as it would be impossible to eavesdrop on quantum communications without being detected. This could be used for applications such as secure financial transactions, government communications, and military applications. Quantum computing: The quantum internet would allow quantum computers to be connected together, which would allow them to solve problems that are currently impossible for classical computers. This could be used for applications such as drug discovery, financial modeling, artificial intelligence, and materials science. Quantum sensors: The quantum internet could be used to connect quantum sensors together, which would allow them to create a global network of sensors that could be used to monitor the environment, detect earthq
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Java Code Snippet for String Ascending and Descending Order using Collections

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Program Code Snippet:  public void StringSortIgnoreCase(List<String> lst,String fruits[]) {          Collections.addAll(lst, fruits);        System.out.println("Initial List");        for (String s : lst)            System.out.println(s);              Collections.sort(lst);        System.out.println("\nSorted List with case sensitive in Ascending Order");        for (String s : lst)            System.out.println(s);              Collections.sort(lst, Collections.reverseOrder());        System.out.println("\nSorted List with case sensitive in Descending order");        for (String s : lst)            System.out.println(s);            Collections.sort(lst, new SortIgnoreCase());        System.out.println("\nSorted List without case sensitive in Ascending Order");        for (String s : lst)            System.out.println(s);          } public class SortIgnoreCase imple
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Java String Operations: Removing Extra Spaces, Removing Spacial characters and Numbers, Reversing the whole String, Reversing the each string values

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Program package com.java.api; import java.io.*; import java.util.*; public class NewJava { /** * reversing the whole string * @param Str * @return */ public String convertReverse(String Str) { String reverse=""; for(int i=Str.length()-1;i>=0;i--) { reverse=reverse+Str.charAt(i); } return reverse; } /**  * reversing each string   * @param Str  * @return  */ public String convertReverseEachString(String Str) { StringBuilder sb=new StringBuilder();  String spiltStr[]=Str.split(" "); for(int i=spiltStr.length-1;i>=0;i--) {  sb.append(spiltStr[i]+" "); } String reverse_Words= sb.toString(); return reverse_Words; } /** * removing extra white spaces * @param Str * @return */ public String removeExtraWhiteSpaces(String Str) { String removeSpaces=Str.replaceAll("\\s+", " "); return removeSpaces; }  
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How to use Multi-Select Dropdown List in html select input using Jquery in JSP page with limited selections ?

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Below Code Snippet shows Selecting Multiple Values $(document).ready(function() { $("#multiselect").dropdownchecklist( { onItemClick: function(checkbox, selector){ var justChecked = checkbox.prop("checked"); var checkCount = (justChecked) ? 1 : -1; for( i = 0; i < selector.options.length; i++ ){ if ( selector.options[i].selected ) checkCount += 1; } if ( checkCount > 3 ) { alert( "Limit is 3 fruits to choose" ); throw "too many"; } },width: 250 }); });  Below code index.jsp page with jquery javascript, css, Ui, codes are imported <%@ page language="java" contentType="text/html; charset=ISO-8859-1" pageEncoding="ISO-8859-1"%> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="
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Jsp / Java Password Encrypt and Decrypt Example

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From Previous post  Now in this post I will use Encryption/ Decryption mechanism on password input password field using AES algorithm , I am just adding UtilsSecure. java class and it has two methods; 1. Encrypt Method encrypt(String strToEncrypt) to encrypt the user given password to cipher text 2. Decrypt Method decrypt(String strToDecrypt) to decrypt the ciper text back to original password content. Below code shows UtilsSecure.java class file package com.ajax.example; import javax.crypto.Cipher; import javax.crypto.spec.SecretKeySpec; import org.apache.commons.cli.CommandLine; import org.apache.commons.cli.CommandLineParser; import org.apache.commons.cli.HelpFormatter; import org.apache.commons.cli.Option; import org.apache.commons.cli.Options; import org.apache.commons.cli.PosixParser; import org.apache.commons.codec.binary.Base64; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; public class UtilsSecure { static Log lo
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JSP and Servlet Form Submission without page refresh show results on the same page using Jquery AJAX

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Code Snippet HTML Form  <form id='ajaxform' name='ajaxform' action='ajaxformexample' method='post'>  First Name: <input type='text' id='firstname' name='firstname' size='30' required/><br/>  Last Name: <input type='text' id='lastname' name='lastname' size='30'required/><br/>  Email:  <input type='email' id='emailid' name='emailid' size='30'required/><br/>  Password:  <input type='password' id='pwd' name='pwd' size='30'required/><br/>  <input type='Submit'/>   <div id='content'> </div> </form> the above HTML Form uses post method and url servlet redirect to " ajaxformexample " Javascript Code  var form = $('#ajaxform'); // id of form tag  form.submit(function () {  $.ajax({  
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