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How to Insert an Excel Table into Oracle Database

        Am trying to insert am excel table into oracle database and when i try i get issuesmy table to the database doesnt get formatted correct                     ...

How to Use Class For Sending Notification In Android?

I wanna create a library for sending a notification to my android app but i don't know how it works and what kind of data I should give to the function in the class. this is my code for sending a notification but I don't know how to put i...

How to Convert Json String to Json Object Containing XML

I want to convert json string to json object. I am using the following method.   public List<BusinessProcess> convertJsonToObject(String json)             throws JsonParseException, J...

How to Implemented Bulk Read from CouchBase in Java Code

I have written a code in Java to read multiple documents in bulk from a Bucket in CouchBase. I have made it functional somehow, but I don't understand how it works.    I'm making my project on NetBeans IDE. I copied this c...

How to Translate a C# Code into Java Language?

I need to translate this c# code into java, please     string sourceAddress = @"input.txt";   string astAddress = @"AddressSymbolTable.txt";   firstPass(sou...

How to Write a Two Pass Assembler Code in JAVA

I need a two-pass assembler code in java that takes input as assembly language code from text file and convert it to binary code according to the two flow charts in morris mano book Computer System Architecture.

How to Resolve Invoation Target Exception Error in JAVA

public class MainGUI extends Application {          public void start(Stage primaryStage) {                  class deck {      &nbs...

How to Code an Algorithm to Calculate Maximum Product of Any n-1 Elements

How to code an algorithm to calculate the maximum product of any n-1 elements in the array in O(n) time complexity for only positive integers?

Complex Software Algorithm Problem (Java/C#)

Hi,   Can someone please assist in solving the attached complex software algorithm problem as attached (using Java or C#)   Thank you in advance

Can Anyone Explain the Output of This Program

import java.util.*; public class Input {     public static void main(String[] args) {         Scanner s=new Scanner(System.in);         System.out.println("Ente...

Encryption and Decryption Code Transposition Algorithm in JAVA

I need to make some simple edits on trans-position encryption and decryption code, anyone interested please say

Threadpool inside normal Java Thread

Can i have executor service inside a normal Java Thread?

Accounting for Unaccounted Time Spent Serving a Request in JAVA

We have an API which returns xml results based on queries, the server is running Tomcat 7.0.53. I've been trying to determine how much time is spent processing and serving the request, and there is a significant amount of time (104ms, on aver...

How to Solve Diamond Interface Inheritance Problem in JAVA?

Hello. I'm trying to solve the following problem. I have 4 interfaces that are in a diamond shape and 2 classes. The requirements is to make the method calls work, while keeping f1 as the interface of x. Can you guys give me a hand? ...

How to Fix Java Code for Developing Product Calculator?

Write a program requesting a number (n), then ask n numbers more and print their product (use "for"!). The requested "n" number must be integer and positive. (The multiplied numbers must not be positive!)   The resu...

How to Change Array List to Integer or Double in JAVA Program

Hi   How can I change an array list to integer or double?   this is my code and i want show answer like a number and i use it not just print it...   import java.util.*; public class JavaApplication28 { p...

How to Fix Ajax Call Handler Method in Spring Controller

This is my controller : @Controller @RequestMapping(value = "/paymentgateway") public class PaymentGatewayController { @RequestMapping(value = "/checkPayStatusProposalID/{proposalID}", method = RequestMethod.GET) @ResponseBody publi...

How to Instantiate JAVA Interface if Implementation is not Available?

If I have the interface accessible from all modules, but implementation cannot be accessible, how can I instantiate this from other modules?   If I have 3 modules, one module is accessible to all which has my interface, and the other 2...

How to Fix Null Pointer Exception When calling Implementation Via Interface from Another Module

When I try to call an implementation from another module via interface, I get null pointer exception   I need help! I get nullpointer exception, after deployment. I have an interface AirlineClient in 'com.airline.model.hook...

How to Create Response in Controller Class for Success & Internal Server Error

I want to code for success and internal server error response message in my controller class. I need format of code. Please anyone please help me I'm using springs. The message should be like this:      ...

Create a Delete Method for API : Error Method Map Undefined

@DeleteMapping("/term/{id}") public ResponseEntity <?> deleteTerm (@PathVariable(value="id")Long termId) { return ((Object) termService.findById(Id)).map(term -> { termService.delete(term); return Resp...

How to Call Parametrized Method from LibraryCollection Class to Main Class

Hi Everybody!!  I am working on library management system project. Below is my LibraryCollection class. I would like to call my checkOutMaterial() method in the main class.  I need help on how to call the method.  Any help wo...

How to Implement Java Concurrency Code

Java!! Concurrency Code   You have been given a simple API to buy and print postage. Write a program that submits each incoming order to the API and then prints the shipping label.   Unfortunately each call to the shippin...

How to Compare Two Text Files in Java Programming Application

How can I Compare Two Text Files each line with all line in other file separated by two colons in java programming. Text file content should like this: 1.txt : accountsservice :: 0.6.40-2ubuntu11.3 :: None :: amd64 :: None 2.txt : cron...

What Operator is Used to Separate the Types of Exceptions in JAVA

What operator is used to separate the types of exceptions propagated in the header of a method or builder when there are more than one?

Unhandled exception type XmppStringprepException

import org.jivesoftware.smack.tcp.XMPPTCPConnection; import org.jivesoftware.smack.tcp.XMPPTCPConnectionConfiguration; import org.jxmpp.jid.DomainBareJid; import org.jxmpp.jid.EntityBareJid; import org.jxmpp.jid.Jid; import org.jxmpp.jid.i...

How to fix Error:(52,55): Incompatible Types: EditText Can't be Converted to String in Android Studio

bRegister.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { final String password = etPassword.getText().toString(); final String email = etEmail.getText().toString(); ...

Where to Place Audio Files to Get Rid of Not Found Exception Error in JAVA Program?

  I am working on a game in java and I have a class that reads an audio file as InputStream and then plays that file through AudioPlayer. I keep getting a file not found exception. I have tried placing the audi...

Why the order-by in hbm.xml is not resulting the sort in UI(jsf)?

The order-by in hbm.xml is not resulting the sort in UI(jsf), where as the hibernate query is printing in console is working correct   I am not able to get the sorted table from the data base,where as the hbm.xml changes are reflecting...

How to Solve Array Problem in Java?

Monk was surprised to see a new game called, "Conversion Game". In this game, two arrays of N integers A1,A2...AN and B1,B2...BN are playing against each other and Array A wants to convert itself in Ar...

How to write a function that looks up values from a table within a range?

In the database I have a table for Users, and one table that is used as lookup. it holds scores and values.  i.e 10 5 15 6 20 7 After form submission, on the Users table a value like 12 is persisted. What I need is, a function to g...

What is the Use of Parent Child Inheritance Method?

Parent parent=new Parent(); Whats use of this?

Loop variable post-execution

Hey guys, Just  wondering if anyone can help. Given this statement: "Once you have completed executing a loop, the loop variable must be outside of the valid range of the condition", what does the latter part mean regarding the ...

Show large resultset from database into jtable with scroll pagination in java swing

Hello all, I am very new to java, so please ignore if you think this question is stupid. A task has been assigned to me in which I have to extract data from h2 database table with **more than 1 crore rows (SAD) from one table.** And finally show...

How do you know whether to make a class, a subclass, an abstract class, or an interface?

I usually write code as I go along, but I noticed this takes more time in the long run especially when I lose track of what codes does what where, but I wanted to start planning my code by making UML class diagrams and mockups. However, like t...

Help with java defensive programming technique

I have a the following four classes..  FTPApplication- Models FTP commands in a modular, extendible way. This abstract class provides several methods used by both the client and server. ServerSession- Models an FTP session with a client...

How to Allow 2 Users One at a Time to Place Their Ships on a Board

Please check the code below and provide a solution for this:   package Gui; import java.util.Scanner; public class Board {     public static void main(String[] args) {         // TODO Auto-genera...

Design a registration.jsp page with input for user registration details

Design a registration.jsp page with input for user registration details like firstname, lastname, choose username, choose password, confirm password. After submitting this details, display the details onto the display.jsp page using struts

String-Print a string character then extract user entered letter match with that word and append it as different word

Problem- Its not entering the If loop in the code snippet, couldn't get what's wrong in this logic.   /* * To change this license header, choose License Headers in Project Properties. * To change this template file, ch...

Node of list

Hi, all programmers. I can't solve this question. Can help me to solve this question. Because next Tuesday need submit my assignment. Thanks.

Data Structure and Design for Java object model based on Aggregating Data?

Am working on a coding exercise which I am somewhat confused on how to implement a solution.  According to the JavaDoc, I have to implement this EmployeeManager interface. Presume that employee data arrives in a separate thread from ot...

java problem

  what is the problem here?please help me package help; import java.util.Date; import java.sql.*; import java.util.logging.Level; import java.util.logging.Logger; public class Help { public static void main(String[] args)...

Difference between an Interpreter and a Compiler?

Hello Everyone, I am stuck somewhere and it would be really great if you help me out regarding this query in order to clear my confusion. What's the difference between an Interpreter and a Compiler? Thank you

Write a program in java to evaluate and print the value of mathematical function: f(x,y) = 2x2 - y + 3

Write a program in java  to evaluate and print the value of the following mathematical function: f(x,y) = 2x2 - y + 3 Vary the values of x and y according to the following table and prints the values of f(x,y) as shown in the table. ...

Source Code: Track the user activity on video portal using JSP and Servlet

How do I track the user activity on video portal using JSP and Servlet? Thanks in Advance

Attachment Download Feature : Streaming huge(> 1 GB) data string from javascript to JSP

Hi All, Feature Goal : To send a huge(sized) string data from javascript side to JSP and download that data as an attachment to user's machine. Current behavior : We are sending limited sized data in post body (<= 25M...

Server Side Programming

1.Modify the web.xml to turn off the three test filter filters and turn on the LogResponsesCookiesFilter filter. 2.Note how the filter works with the cookies. 3.Modify the LogResponsesCookiesFilter. The filter you implemented needs to add a...

How to resize attach image and view it (can see original size)?

Hye. I am Nabilah and below is my Java code at Jframe in netbeans. It is code about attach file or imageto display to Jframe.  Here I hope someone can help me 1. how to resize image (stadardize the size I upload) that already attached and...

Change DNS Server Setting with Client?

I am very new in socket programming. I installed windows server 2008 and DNS server on VMware. Now I want to change DNS server settings via client with PowerShell. What should I do?

Is it a good option to opt for game development for pitching up my career ?

Can anybody explain to me if libgdx is a worthy option to get into game development? I just came across it in my research for taking up Game Development as my career path but am confused like what are its advantages and limitations?  
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