Software Development Forum

I need a code which can solve the equations like this :- 56*78+(78/8) In this we know that brackets must be solved first and then divide/multiply and then add/subtract. So, i need a code for solving this kind of equations which contains multiple operators in single line. Thnks :)

anyone know how to print this output ???? using three for loop ***** **** *** ** *

how to create a window with label and button above the label. can you codes this label : MAIN MENU BUTTON : RECURSION BUTTON: EXIT PLEASE HELP ME ! ITS ALL ABOUT RECURSION

The following four classes are an attempt to set up three different JFrames and switch between them. The three frames are: MainView, DetailView, and FormView. The main class is MultipleFramesExample. The four source codes constitute a NetBeans project with a package called FrameViews. MainView, DetailView, and FormView are essentially identical …

With both subs you must enter the values as you would write them into a sql string i.e. 'mustsurroundstrings' I'm rather new at VB.Net and SQL but these work for me and are seem pretty efficient. If anyone has a way to improve on them or finds a flaw in …

hi, My question is about the const keyword. union emp { char name[]; int age; float salary; }; const union emp e1; int main() { strcpy(e1.name,"H"); printf("%s",e1.name); e1.age=45; printf("%d",e1.age); printf("%f\n",e1.salary); return 0; } I know this code has error which is that "cannot modify constant objects". But Can anyone tell …

hi, int a[][2]={1,2,3,4}; int *p[]={(int*)a,(int*)a+1, (int*)a+2}; for(i=0;i<2;i++) for(j=0;j<2;j++) printf("%d ",*(*(p+i)+j)); Firstly, This is part of any code. And i want to ask that in *p[] definition, why it is written (int*) with every element since a is already an pointer. Secondly, when I am accessing *(*(p+1)+1) element in loop, then …

How come I cant find this anywhere???? I've tried everything but posting here. Please help. I've got VS 2010 Ultimate...Sigh. I even tried it at work.

Hi all, When i try to decrypt my password which is stored in binary(16),null datatype in DB, it gives me error like 'Invalid length for a Base-64 char array.'. i try the below code from one of the asp.net forum. public string DecryptPassowrd(object obj) { string password = obj.ToString(); System.Text.UTF8Encoding …

When i run a single number (1-9), it'll output as ONEONE or TWOTWO, etc.. As well with numbers 11-19, they'll show up as ONEELEVEN or TWOTWELVE, etc. 20-100 outputs fine whereas 101 becomes ONE HUNDRED TEN ONE ONE, etc.I have no idea what I've done any help would be greatly …

i'm using 4 pictureboxes and 1 textbox in one particular application. when i click on picturebox1 i need a certain value to be fed as input to the textbox, simillarly for the other pictureboxes too. how can it be done ?

I wanted to write a simple program that uses classes but I've been running into errors. Anyone have a clue as to what is wrong with my code because I can't seem to figure it out. #include <iostream> #include <iomanip> #include <cmath> using namespace std; class cone{ private: double radius; …

Id like to know, if say i have a data grid that is connected to a sql database, it displays the table columns once a user enters a search. eg;(in your sql table colnm names are member_name,m_address). Now instead of display those names from the sql, can it display your …

**I have this page which upload an image. It works fine in one server that runs Windows Server 2003 / IIS6 but the same page runing on another server with Windows Server 2008 / IIS7 gives the following error message. Both servers are running Framework 4.0** Parameter is not valid. …

Eventually i want to load names from a database to textboxes which are created at runtime. Thought i'd try just getting names into a listbox first though as i'm new to using databases in vb and for some reason nothings getting added to the listbox Heres the code iv'e got …

Hello Daniweb! I have a .txt file on a URL and I'm able to read its contents and display them however and wherever I want in my applet without any issues with this simple code: URL url = new URL("http://blabla.com/something.txt"); BufferedReader input = new BufferedReader(new InputStreamReader(url.openStream())); String str; Boolean continueLoop …

hey can anyone help me with the decrypt part...cant seem to get it to work.... #include <iostream> using namespace std; unsigned char s[256]; unsigned int i, j; void swap(unsigned char *s, unsigned int i, unsigned int j) { unsigned char temp = s[i]; s[i] = s[j]; s[j] = temp; } …

I am writing a VB app that provides the user with a menu of reports written in Crystal Reports 4.6. When the user selects a report, it is shown in the Crystal Reports preview window from where it can be printed to the selected printer. My problem is that the …

Hi, I am trying to write a macro in Excel 2003 that will sort some data and delete the unwanted rows. Basically, starting on line 3, in columns C to L, if the charater strings "N" or "NI" DO NOT appear, I want to delete the row. The number of …

How to define multiple characters using macros?? I want to declare all the hexadecimal digits under a name "hexa". Does anyone know it how to do that?? The below code is wrong! Any suggestions to make it correct?? #define hexa 'A','B','C','D','E','F','0','1','2','3','4','5','6','7','8','9' #include<stdio.h> int main() { char a; printf("Enter a character= …

Yea, i've made a lot of threads xD well, im learning and im doing things for different projects. Is there a shorter way to change the backcolor of the textboxes instead of doing this: Private Sub TextBox1_GotFocus(sender As Object, e As EventArgs) Handles TextBox1.GotFocus Me.TextBox1.BackColor = Color.FromArgb(65, 65, 65) End …

Suppose I have this textfile A: League 1: a = 123456, b = england a = 234564, b = brazil a = 939311, b = germany ... League 2: a= 213213, b = italy ... ... League 500: a = 74778, b = denmark ... ----------------------------------------------------- Now, I have another …

I'm writing a program in MARS that encrypts/decrypts a string with a simple addition/subtraction method to each character according to a 4 digit key such as '2848.' I'm now trying to navigate through each character in a string and just increase the decimal count by 1 just to test it …

Why the program is running without line 14? #include<stdio.h> #include<iostream> //#include<conio.h> //#include<math.h> #define FOR(i,a,b) for(int i=a;i<b;i++) using namespace std; int main() { int a[]={1,2,3,4,5,6,7,8,9,10}; int *b; //b=(int *) malloc(sizeof(a)); b=a; //cout<<b; FOR(i,0,10) cout<<b[i]<<" "; //cout<<sizeof(b); //getch(); return 0; }

Hey ya'll I was looking for some guidance. I'm building a "workout generator" for fun and got stuck. I want my program pick a random assortment of exercises and write them to a new file. What is the best way to randomly pick strings from a list of exercises; jump …

I have this code and when ever i try to put in the value 'e' it doesnt want to take it, the program freses. #include <iostream> #include <string> #include <fstream> using namespace std; int encrypt(); int decrypt(); int phi, M, n, e, d, C, N, D, answer, p, q, s; …

Hello all, I recently started working with java, and I have been in the process of creating a new game for use on Android operating systems. I have at least 90 percent of the game fully conceptulized and at least 30 percent of it already in actual code. However I …

Why can't I use inline functions with my setter method in c++. Here is the code: Main.cpp #include <iostream> #include "Employee.h" using namespace std; int main() { Employee h; h.setAge(30); h.setSalary(70000); h.setyearsOfService(5); h.printAllInfo(); return 0; } Employee.h #ifndef EMPLOYEE_H #define EMPLOYEE_H class Employee { public: inline int getAge(); int setAge(int …

hello, I am learning C from past 1 year, Now, I want to improve my coding skills by learning techniques like dynamic programming, backtracking and all that stuff. Can u please tell me or give me links from where i can learn, practise and improve these skills ? please help …

I am writing a chatbot and it's database is going to be contained in a .txt file. Now i have this code: #include <iostream> #include <string> #include <fstream> using namespace std; int main() { string line; string uinput, resp; char key = line[0]; ifstream file("t.txt"); cout<<": "; getline(cin, line); while(getline(file, …

#include<iostream> using namespace std; const int STACK_SIZE = 100; class stack { private: int count; // number of items in the stack int data[STACK_SIZE]; public: stack(); ~stack(); void push(const int item); // push an item on the stack int pop(void); // pop item off the stack }; stack::stack() // constructor …

HI everyone ,In this semester i have a course on data structure , My teacher is going to recomend us C# or C++ for implementing structures . i have good skills on c language and java but dont know C# and i hate c++(however i have learnt some bit of …

what kind of concepts must be taken up for mini projects by students,especially for their first project...??please reply...

If I write a C++ program and compile it into an executable file AND, don't have to install the program, will I have trouble running that C++ written program on other platforms? Do portability issues accross different platforms only arise when I have to install the program? I'm currently breezing …

I have created a screen capture of the current screen ,but i want to capture the entire html page as image can any body help me. Here is the code of screen capture.. import java.io.*; import java.awt.*; import java.awt.image.*; import javax.imageio.*; class A { public static void main(String[] ar) throws …

how to keep a certain form always behind other forms

Hi, I've got an XML file that I need to make changes to before creating an output XML file. I've got an XSLT Transform file which does part of the job fine, but I'm needing to go one step further which is where I'm struggling. In C# I'm using an …

Hi, How do you delete a newline character that is inside a VB string? Apparently Trim removes only spaces. Thanks in Advance.

help i'm rather new at this but have some understanding but am having some probs with 1>c:\users\kysinden\documents\visual studio 2008\projects\real\real\test.cpp(8) : error C2144: syntax error : 'int' should be preceded by ';' 1>c:\users\kysinden\documents\visual studio 2008\projects\real\real\test.cpp(9) : error C2447: '{' : missing function header (old-style formal list?) i am makeing an number …

I am trying to format my text firlds so that if the user inputs letters or somethings improper, it will display an error message and ask the user to retry entering the number. i am not quite sure where to start with this part. i have the calculator code working …

I have a sample question,can i return a Jframe in a method defined in a jaxws webservice implementation class.if soo give me steps simple steps onlt or keywords, i ve tried for example: import java.awt.*; import javax.jws.WebService; import javax.jws.WebMethod; @WebService(serviceName="frameService", portName="framePort", name="frame",wsdlLocation = "WEB-INF/primary.wsdl") @BindingType(value=javax.xml.ws.soap.SOAPBinding.SOAP11HTTP_MTOM_BINDING) public class frameserver implements Serializable{ …

Hi, I am a newbie in C#. I am trying to read a text file line by line (each line has fixed length of 128 numerical values). Text file has more than 300 lines. Now i want to select and copy each line after 5 lines (i.e., interval = 5 …

i am new please guide me how can i take input from user in java. i did java from lot of time ago now i am starting learn again i did learn take input from user by this, there is a statement to write input from user first we initialize …

HI all in Daniweb. I have a problem here. I wanted to create a desktop database application using Java DB Embedded. What is the problem here i try creating a frame from scratch and want to connect to the database. I have create a connection to the database. it was …

**hello evrey one i have problem,,,,, i want transfer data from textboxes to MsfilxGrid when i press a command1 ?? and when i finish iwant to save data from MsfilxGrid to database ?? when i press a command2 in VB6 **

hi, i am doing a project using C#. i am new to this area. the task is to extract the zip or rar file using C#. in my windows form have a text box and button in the form. i will give the zip or rar file. when i click …

I am trying to check for a palindrome. I keep getting errors when reaching the first if statement. I feel it is because i returns as a letter and not the position number in the string. What am I missing? def palindrome(str): s=(str) sum=len(s) l=int(sum/2) for i in s[0:l]: if …

Hi guyz, I'm just wondering if it's possible to add the mouse when capturing the screen or monitor in vb.net? because I'm doing a project that would record the screen and I'm actually successfull doing that by capturing the screen and include it in a timer, but my only problem …

I am trying to grab the string/object from the treeview. So when a user click on any item in the treeview, I can show it on the terminal. ANy help is appreciated.Here is the code. QtCore.QObject.connect(self.treeWidget, QtCore.SIGNAL("clicked(QModelIndex)"), self.treefunction) def treefunction(self, index): print index Output on clicking the item in treeview …

I am trying to alter the voice in a DirectSS Text to speech control. I am able to make the control speak. "DirectSS1.speak (Label1.caption) 'This reads the words from a text box" Going on the above how do I change the voice. The other properties I am playing with as …