Software Development Forum

Hello everybody. Here is my remove method for bst. As you all know, there are 3 cases to consider while removing a node from bst. For the last case, when a node (which is to be removed) has 2 children, I want to use predecessor instead of successor to change …

i've been working on a game project, its a slider platformer and i've been having problem with getting the movement working, the movement is time based instead of being fixed to the frames per secound so the movement is consistent. the movement was working when i was testing out the …

Hey everyone. I was doing a simple test program today that my professor is asking us to do just to test to see if his Ant script works correctly and I came across a problem that is confusing me. My prof wants us (after created all of our homework class …

I just built a new computer and I am trying to keep it as "clean" as possible. I have the purchaised version of VisualStudio 2008 but I dont know wether I should install that, or the latest express version?

Hello everyone, I'm attempting to log into Hotmail using Web Requests, but I'm having a little trouble. It seems I can log in fine, but when I try to access Hotmail, it takes back to a login page with puts me in a constant loop. The important code can be …

Hey guys i have a small problem i would love some advice..this code outputs a hollowed box the problem is i cant get the right most column of the box in the right postion without tabbing it across..which will create problems if i want the user to determine how big …

hello. i doing my work and facing problem in "<<" operator i declare that method in the class public: friend ostream& operator<<(ostream& out, T theList); and in the main i am using that to print the list in this way cout<<"First List is \n"<<list1; but it creat error in the …

#include<conio.h> #include<stdio.h> #include<string.h> int mistakes_ctr=0; int x=52, y=22, i; void printM(){ gotoxy(20,20); cprintf("m"); } void printP(){ gotoxy(22,20); cprintf("p"); } void printL(){ gotoxy(24,20); cprintf("l"); gotoxy(34,20); cprintf("l"); } void printA(){ gotoxy(26,20); cprintf("a"); } void printN(){ gotoxy(28,20); cprintf("n"); } void printT(){ gotoxy(30,20); cprintf("t"); } void printO(){ gotoxy(32,20); cprintf("o"); gotoxy(36,20); cprintf("o"); } void printG(){ …

how do i detect the current position in vlc video-playback in vb.net? Basically as the clip is playing, I want in a label for it to say "02:58/21:35" relating to the current clip being played. So I'll need to somehow figure out how to detect current position and end position. …

I am trying to have a C++11 compiler that works. It seems (if the publicity is right... and typically it never usually is!) that gnu g++ 4.8 might be it. So I installed Ubuntu 12.04 read the instruction on multiple sites, did EXACTLY as it was said, got (obviously) errors, …

Is the sizeof operator in c a compile time or run time operator..Because the following code works fine with a gcc compiler int a; scanf("%d",&a); printf("%d",sizeof(a)); But I found in one of the tutorials thatsizeof is compile time??Can someone please clear the confusion?

I have this file 3 10 10 10 0 0 0 0 0 1 1 0 0 1 1 1 1 0 0 0 1 1 and I want to read the first line as intger in X the 2nd line in camp1 the 3rd line in camp2 line 4 …

#include<iostream> #include<conio.h> using namespace std; char square[10] = {'o','1','2','3','4','5','6','7','8','9'}; void box(); int checkwin(); int main() { char f, g, e[10]={'o','1','2','3','4','5','6','7','8','9'}; int a; int c, d; for(a=1;(a<=9);a++) { int b; system("CLS"); box(); if(a%2==1) { cout<<"player 1 enter your num\n"; cin>>b; } else { cout<<"player 2 enter you number\n"; cin>>c; } if(b==1&&square[1]=='1') …

Hello Is there anyway to move a string array elements to a vector and have an output that list these elements? Let's say the array contains the following elements `String arraySize[] = {"A", "B", "C", "D", "E"};` and I want to move these elements to a vector.. How would I …

In this code, I need to put a limitation in every part where the user is asked to input data. The user will be asked to input a grade ranging from 50-100, and if his input is not in the range, the program will display a warning, and if the …

this is the question. www.codechef.com/problems/CTEAMS i wrote this code http://ideone.com/h5Gimy it gives success but when i pass an input it gives sigsev error.please someone help!!

I try to reference a struct from another class in my code and it gives me an error, saying I have a syntax problem. //Figure index struct FIGURE_TYPE { //Where to crop the image from SDL_Rect crop; int x; int y; }; That's the struct in Figure.h, void set_camera ( …

Another quickie. This is a basic class for working with Windows path strings. It's based off of .NET's System.IO.Path class, but doesn't contain any API dependencies (and thus doesn't normalize the paths, it's all straight string handling). Methods that I've personally found to be useful are included. The class is …

guys i need ur help i want to insert data directly into the sql table using c# here is my code all that i have been able to do is get the values from the table not insert them i tried to do it this way but apprently there is …

Hello people, here is a question related to sharing of databse between two applications. I am developing an application which has two parts: 1) Client Side. (Student) 2) Server Side. (Faculty, teacher) What I want to accomplish is that if a teacher creates question paper the student should be able …

I am new to c++ and to using graphics libraries, so please forgive me if I have made a silly mistake. I am trying to compile a program that creates a window with one button from an example I found online. This is the error I get when I try …

Can someone tell me why I get this error "terminate called after throwing an instance of 'std::out_of_range' what(): vector::_M_range_check Abort trap" when i run the following code? user and reservations are vectors of two classes else if (str == "lookup") { getline(cin, Name, '\n'); if (Name == user.at(i).getName()) { for …

I am having a problem with a program I wrote.. For the life of me I can't figure out what's wrong with the program.. the program should calculate a random value and then outputs an intrest rate and present value.. The problem is that I am getting zeros instead of …

Hello to everyone I am a begginer in VB6. My project consist just on a form and a web object, the problem is that I want to dissable the sound that make the application when I click on links. Can someone help me?! Plese write the code here because I …

Hey everoyne. I'm wondering If it's possible to construct a switch statement which takes in a character and determines weither that character is a number or not, or an alphabetical number. switch(i) /*character*/ { case '0': /*ok it's a number, doesn't have to be zero, any number from 0-9*/ case …

Hi all, I have just installed the jdk on a windows7 machine 64bit. I run the first test application in the terminal and got the following message: "'java' is not recognized as an internal or external command, operable program or both file". So I had a look online and found …

There are 2 sets of 4 buttons being created. The `ImageIcon` of the 1st set of buttons are to be dragged onto the 2nd set of buttons. The boolean `enab` variable is for determining if the 2nd set of 4 buttons are enabled or not. I initially set the boolean …

Pleace help me with this!!!how can we change a decimal number into binary,octal and hexadecimal using c++????

I want to get the data between today this the coding i used CrystalReportViewer1.SelectionFormula = "{sell.Date}= '" & DateTimePicker2.Value & "' BETWEEN {sell.Date}= '" & DateTimePicker1.Value & "'" I saved the data into data Dim date1 As Date = DateTimePicker1.Value.Date THE ERROR I got have attached as a picture I …

Hello members, I have started studying C++ with the book "C++ primer"( by Stanley B. Lippman, Josée Lajoie& Barbara E. Moo). I use Visual Studio 2012 Ultimate and make my projects on Win32ConsoloApllication. There was an example and I wanted to make it over for myself. #include <iostream> int main() …

Hiya, I have 10 people and need to assign 10 random numbers between 1 and 10 for random seating purposes each time.My code so far is below but assigns sometimes the same numbers. How can I make it so that once a number is used it won't be produced for …

*It's my first time here but the way I see things around here is good * I'm a newbie in VB2010 so please don't judge me too much... HERE is my codes for INSERTING DATA but the problem is I don't know how to use it for SEARCHING Imports System.Data.SqlClient …

I created a program with twoo projets like Client and Server. To open a form in a button click with one prject goes like following: private void buttonOpenForm_Click(object sender, EventArgs e) { Form2 frmForm2 = new Form2(); frmForm2.Show(); } If I'm calling the Form2 from Server project, I don't know …

Hi all! I've just started working on my Binary Search Tree and already there's a problem that I can't seem to understand. Ok here's the problem, when I compile its ok but when I run it there's an error, i've managed to found where the problem is but I don't …

Hello, I'm having a little issue issue with my picturebox controls. Normally my program works fine, but when I try to load a picture into any of my pictureboxes, the image won't load until I make sure the form is extended to show the picturebox and the form is ontop. …

Like I have this eBook called C Programming Language 2nd Edition and It does not tell me where to write the programming codes. Do you have to write It In a notepad?

Does anyone know how I can add "0" to the left side of a string? If I get "1234" I'd like to make it "012345", if I get "1234" I'd like to make it "001234". Any suggestions?

Private Sub Open_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Open.Click If (BookmarksList.SelectedIndex >= 0) Then WebBrowser.WebBrowser1.Navigate(BookmarksList.SelectedItems) End If End Sub This is the code I made for opening a Bookmark from List yet an error keeps on showing. Any help? WebBrowser is the main form's name. BookmarksList is …

No mapping exists from object type System.Windows.Forms.DataGridViewRow to a known managed provider native type. Using conn As New SqlConnection(My.Settings.Smitty) Using cmd As New SqlCommand() With cmd .Connection = conn .CommandText = "Update Repairs set status = @status WHERE RepairNumber = @repairNumber" .Parameters.AddWithValue("@status", "Awaiting Part Installation") .Parameters.AddWithValue("@repairNumber", RepairInventoryDataGridView.Rows(4)) End With conn.Open() …

Hi all, I am trying to rewrite the following code, to avoid having to write 60 individual loops,I would really appreciate your help with this. # Long Version - not ideal num = 60 n = [open('n%i.txt' % i, "w") for i in range (num)] for a2s1, a2s0, a1s1, a1s0 …

#include<iostream.h> #include<conio.h> #define size 5 int stack[size],top=-1; void push(int s[size],int &t,int m); int pop (int s[size],int &t); void main() { clrscr(); cout<<"1-push \n 2-pop \n 3-exit \n"; int x,y; do { cout<<"enter number to choice:"; cin>>x; switch(x) { case 1: cout << "enter anumber to push in stack \n"; cin …

i am learning C++ from a good time now.. but I am still very confused sometimes in the use of array(char) and string.. can anyone please tell me that what exactly all differences between string and char array ? what can i do with array which i can't do with …

Hi, I am messed up with jscrollbar in my applcation.I have a jtextarea with jscrollpane in my application. Whenever the text in the textarea fills up completely , i want the scrollbar to scroll down. As soon as new text is added to the textarea , the scrollbar should move …

Hello everyone. I saw a post of one of our friends here about a problem he found of the SPOJ website. So I went there to check it. I found it to be very cool; I started to do the exercises but when I got in the 2nd, a prime …

how to send a email please explain step by step

hai i am a student working on my project on C# coding in which i need to display the datas of the solar inverter readings which i already uploaded to mysql database and from that i need to show the datas through C# coding. i did the coding for displaying …

Hi All, Quick one. I have a webservice which uses numbers in american format which need to be passed as datetime data types when webmethod is called. The issue is the times passed depend on when a button is pressed. Please ignore variables as this is from testbed project I …

 Here is a version in Python of program from classic Lisp book (see http://www.daniweb.com/software-development/legacy-languages/code/446235/simple-scheme-functions-for-finding-impedance-for-norvigs-implementation for the details) for calculating impedance of a circuit. (Example circuit with 1MOhm like in the book's code not like in diagram)

  I did translation to minimal Scheme implementation of Norvig written in Python (http://www.daniweb.com/software-development/python/threads/359370/norvig-an-even-better-lisp-interpreter-in-python) of the impedance code defined in classic book **Lisp by *Patric Henry Winston* and *Berthold Klaus Paul Horn*** from year 1981 (first computer book I ever bought). Errata: diagram has 10 MOhm when …

#include<iostream> #include<vector> #include<stdio.h> #include<string.h> #include<stdlib.h> #include<algorithm> #define READY 1 using namespace std; typedef struct task_node { int task_id; int period; int wcet; int arrival_time; int deadline; int state; int ceu; int slacktime; }task; void read_input(vector<task> &); void print_task_vec(vector<task> &); bool comparebyperiod(const task&,const task&); bool comparebydeadline(const task&,const task&); bool comparebyslacktime(const task&,const …