Software Development Forum

when I read FutureTask's run method, I found it use cas to set runner variable， public void run() { if (state != NEW || !UNSAFE.compareAndSwapObject(this, runnerOffset, null, Thread.currentThread())) return; try { Callable<V> c = callable; if (c != null && state == NEW) { V result; boolean ran; try { …

Hello guys, I'm new to VB.Net programming and Daniweb community as well. I'm developing a software in VB.net. But the problem is that I don't know how to create Invoices after taking the Sales Order. I'm in an urgent need of your valuable help you could provide me. Thanks in …

Dear Friends, I have add resource file with number of images to my project. My question is, after deyploment and setup of the windows base application, i cannot I find resources file on the client pc, but the pictures are visible? Thank you in advance, André

HELP ME IN MY BUS RESERVATION PROJECT I NEED TO HAVE A CONDITONAL STATEMENT IN MT SEATING ARRANGEMENT FOR EXAMPLE IF THE SEAT NUMBER IS ALREADY SELECTED IT WILL POP UP THE SEAT IS ALREADY SELECTED I USE THE COMBO BOX FOR THE SEAT NUMBER

So, basically what I'm trying to do is a Tic Tac Toe game for a project. I started with making 3 1-D Char Arrays to represent the game's bord. the code below compares the Arrays data to try and figure out if any of the winning possibilites were achieved by …

Sir I have installed JAVA 15 windows 7 64bit  I want to ask what Microsoft JDBC Driver for SQLSERVER 2014 should I download. Please

hi there i have an XML file wich contain some music information in a node and i would like to insert more i would like to add more node on demeand when i do i receive this error HIERARCHY_REQUEST_ERR: An attempt was made to insert a node where it is …

Hello, i have some problems with my c code, could you help me? it's returns randomly numbers for averages. #include<stdio.h> #include<stdlib.h> struct Student MStudent(struct Student std); void CalcAvrg(struct Student std); struct Student{ int mark[5][5]; }; struct Student MStudent(struct Student std){ int i,j; for(i=0;i<5;i++){ for(j=0;j<5;j++){ printf("%d. Student's mark for %d. exam …

Currently trying to understand how to convert some C into mips. Is a "return func" different from "return"? Both C codes are very similar yet im unsure how they will both look in code once completed. Are both of these codes the same? The second code is from another thread …

Hello all, I am fairly new to Java, and have had a terrible time with arrays thus far. I am attempting to complete a project using arrays to store inventory items (item number, name, unit price, and unit numbers) and need to output information using an array to hold the …

Hi I'm trying to create a script in powershell that finds a string in a file and then modifies it but I'm having issues matching the string I want. So, I'm trying to make sure that I can find this type of string |d where d is is any digit, …

QUESTION:You are required to write a program that performs syntax checking for a given computer program Hey Everyone i need your help badly can anyone please modify my code below against the following rules: • The code always starts with begin keyword and ends with the end keyword • The …

this is what i have so far. public class PersonalInformation{ /* =================================================== ===== Challenge 6.1 - Personal Information Class ===== ====================================================== Design a class that holds the following personal data: name, age, and phone number. Write appropriate accessor and mutator methods. Demonstrate the class by writing a program that creates …

I came across a KMeans implementation in Java. The number of clusters generated by the code is 3. But when I tried to change it to 2, I am getting the error: Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: 2 Any help is much appreciated. Here is the code: public class KMeans …

Hi When I run main.py I got this error how can I fix it? I'm using https://github.com/PicciMario/iPhone-Backup-Analyzer-2 / Traceback (most recent call last): File "./main.py", line 44, in <module> from PySide import QtCore, QtGui ImportError: No module named PySide I appreciate your help

I just started using python a couple of days ago, so I am a complete beginner. Basically what I am trying to do is the following. Imagine that I have a string variable such as: food = 'bread' I want to create another variable (integer or another type) so that …

Hello all I have a form with two datagridviews. Grid A is polulated with orders from DB, grib B has an empty table with the same column name as grid A. Im currently draging orders from Grid A onto grid B. My isue is that since grid B has only …

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I 'm building an application to store and retrieve books, but I have an issue with retrieving data from the db. I'm using REST and testing with postman. Everything works OK. Currently I have a series of methods written in Java at the backend like so @Override @POST @Path("/add") //@Produces("application/json") …

Write a Java application that calculates the number of repayments for a loan based on the initial loan amount, annual interest rate and monthly payment. The user enters these values and application uses a loop to display the balance each month after payment has been made. Note that interest is …

Hi there, I am trying to do an exercise from a C++ book. It goes: Develop a program that will move the knight around an empty chessboard. The chessboard is represented by an 8-by-8 two-dimensional array [ICODE]board[][][/ICODE]. Each of the squares is initialized to 0. We describe each of the …

Hello and thanks for reading my post. I need help converting the fallowing Algorithm into working C++ code, and below is what i have come up with so far, what do i need to do to make this compile? Algorithm: PayCalc 1. CaseOf PayCode = "H" Pay = Rate * …

I have written the following Tkinter script: When I run it, the first thing that happens is the File Dialog box opens without it being called. I am expecting the file dialog box only to open when the "Open Document" button is pressed. import tkinter as tk from tkinter import …

[ATTACH=RIGHT]20145[/ATTACH][B]Building your first DYNAMIC Database application. This is Part One of a four part tutorial on how to install and use your database, Part Two will teach you how to build successful connections and Part Three will teach you how to build database interaction and management of your databases.[/B] There …

Hey guys, I want to make a simple program which calculates speed, distance and time. This is the code I used: [CODE] a=input("1)Find speed\n2)Find distance\n3)Find time\n4)Quit\n") while a!=4: if a==1: d=input("\nEnter distance: ") t=input("Enter time: ") print ("Speed: "+str(d/t)+"\n") elif a==2: s=input("\nEnter speed: ") t=input("Enter time: ") print ("Distance :"+str(s*t)+"\n") …

I would like to know what is the difference betn getchar(),getch(), and getche() functions and which should be used in which conditions. Thanks, comwizz. :confused:

I have called Rest API using powershell function but i need to get date entry from all objects like english-and-wales, scotland , northern ireland. using this $list.'england-and-wales'.events.date i will get only england-and-wales details but remaining scotland, northern ireland date i am unable to fetch function Get-Holiday Invoke-RestMethod -Method Get -Uri …

I have to convert a piece of C++ code to Python. Except I can't understand what it's doing. This is the code: [CODE]#include <iostream> using namespace std; int calculate(int values[], int size) { int answer = 0; for (int 1 =0; i< size; i +=1) } answer += values[1]; } …

Would anyone be able to help me, I am trying to make a C++ program which reads values from csv file and prints them(there are going to be three 4 rows, 3 columns). I want to know how can I add the rows (like the sum of the first row …

Can someone help me with this? Write a c++ program simulator that will compute for the average waiting time of each customer in a bank. Also the program will indicate the number of the teller who accommodates the customer.