Software Development Forum

hello everybody, i started learning vb.net around 3-4 days ago. And now i playing with operators . There i have one doubt : is it possible to treat string value like a operator ? for example : let suppose , there are 2 variable named `a ,b` of integer type …

When I try to add the two array together it show me 0? ` #include <iostream> using namespace std; int add_arrays(int a[], int b[], int n); int main () { int numbers[5]={1,2,3,4,5}; int numb [5] = {6,7,8,9,10}; int total= add_arrays(numbers, numb, 5); cout << total << endl; } int add_arrays(int …

class Timerange{ public: Start_time start; End_time end; Timerange(string initstring){ //initstring xx:xx X, x:x //X->weekday string current=""; unsigned short mode=0; string timeA; string weekday; string timeB; for(unsigned short i = 0; i<initstring.length(); i++) { char c = initstring[i]; if (c==' '){ if (mode==0) timeA = current; else if (mode==1) weekday = …

#include <iostream> using namespace std; template<class T> class MyClass { private: T data; public: MyClass(T data) { this->data = data; } }; template<class T> bool operator< (const MyClass<T> & a, const MyClass<T> & b) { return (a.data < b.data); } int main() { MyClass<int> x(1); MyClass<int> y(2); if(x < y) …

http://www.apache.org/licenses/LICENSE-2.0.html This licence is referred to along with several paragraph of comments in a Java API based project I'm using for research. I'm having difficulty understanding some of the law-speak in the license. Especially this part: > You must retain, in the Source form of any Derivative Works that You …

guys i wanna known that can we do chip programming in java.

Hi all. I want to take a set number of characters from a stringstream at a time and display them to the console as per my code below. Because of when the first blank space is reached the process terminates due to teh eofbit flag. Is there any way around …

Hello, I've created a script that parses and downloads images from a website however now what I want to do is create a script that matches the files I've downloaded against common image file type signatures and then tells me how many of the files aren't those types. I'm still …

I have the folowing code, but there is a compiling error of: MathProblemRevised.java:25: error: cannot find symbol if (inputCharacter.equals("Y")) { ^ symbol: variable inputCharacter location: class MathProblemRevised 1 error With the code: import static java.lang.System.*; import java.util.Scanner; class MathProblemRevised { public static void main(String args[]) { Scanner keybardInput = new …

Hi guys, Im currently working on a java project but ive come across a small minor problem. I have 4 main classes that im working with. TextReader, WordCount, WordCollecter and DisplayWords. The **TextReader** class reads an input file and a method called *readNextWord* will return the next word from the …

frequent utility of inline function

#include <stdio.h> #include <stdlib.h> #include <string.h> #include <ctype.h> // free- A lot of extra marks //Avoid global variables. struct packet { //struct for the packets int source; int destination; int type; int port; char data[49];//starts at 0 }; int add(); //to add a packet void view(); // view a created …

How would I be able to have a button that's command is to return it's text in the button to a variable

i am very, very very new to all of this.. seem to have got what i wanted for the most part.. i am putting a little weather widget on our business website... and have everthing working fine except sunset, sunrise... i think because it has subcatagories.. how do i pull …

int main(int argc, char** argv) { FILE *f; char string[100]; int counter=0; f=fopen("New Text Document.txt","r"); if (f==NULL) { printf("error"); } while(!feof(f)) { fscanf(f,"%c",&string); } fclose(f); for(int i=0;i<100;i++) { if (string[i]=='a') /*doesnt work, why?*/ { counter++; } } printf("\n the number of vowels a is : %d",counter); getch(); return 0; } …

I'm coding in visual studio. i have a problem in ConfigureSerialPort function. #include <windows.h> #include <stdio.h> #include <string.h> HANDLE hPort; BOOL WriteByte(BYTE bybyte) { DWORD iBytesWritten=0; DWORD iBytesToRead = 1; if(WriteFile(hPort,(LPCVOID) &bybyte,iBytesToRead,&iBytesWritten,NULL)==0) return FALSE; else return TRUE; } BOOL WriteString(const void *instring, int length) { int index; BYTE *inbyte = …

here is what i have to do: take 2 double array of lenght 10 call a and b and return ture if they are equal and flase otherwise; and write a function that take a and b and return and array which store the sum of correspond elemets. can someone …

Private Sub btnsave_Click(sender As Object, e As EventArgs) Handles btnsave.Click Dim com As New OleDbCommand() ' Try Dim fs As New FileStream(str, FileMode.Open) Dim data() As Byte = New [Byte](fs.Length) {} fs.Read(data, 0, fs.Length) fs.Close() 'readed image Dim name As New OleDbParameter("namee", OleDbType.VarChar, 50) name.Value = TextBox7.Text Dim address As …

how can i multiple barcode image in print preview and print it? here is the code of mine: Public Class Form1 Dim PrintDoc As Printing.PrintDocument = New Printing.PrintDocument() Dim pd_PrintDialog As New PrintDialog Private Sub TextBox1_TextChanged_1(sender As Object, e As EventArgs) Handles txtBarcode.TextChanged picBarcode.BackgroundImage = Code128(txtBarcode.Text, "A") End Sub Private …

I have been working on this program i am stuck on and need somw help i am placing the entry into from the main into a pointer array in the Stock class and then assigning the values to the Vehicle class. the thing i am having problems with is accessing …

would you just do @Override public boolean contains(T param){ return hashTable[function(param)]!=null; }

I am looking for a case study explaining cmmi? The case study could be of any level from 2-5 and for any process development, services and acquistion? For example a case study explaining PMC (project monitoring and control) in level 2 development? Maturity Level 2 - Development CM - Configuration …

I want to filter the values in the listview using the date range selected in two datetime picker. Here is my code: Dim reportstring As String = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=C:\Users\Fe\Desktop\SADsystem\SADsystem\stockroom.accdb;Jet OLEDB:Database Password=stockroom" Dim reportconn As New OleDbConnection Dim date1 As Date Dim date2 As Date date1 = Convert.ToDateTime(DateTimePicker1.Value) date2 = Convert.ToDateTime(DateTimePicker2.Value) …

Hi, . Could you please provide me a code sample showing how to load a treelistview from database​ with hardcoded root nodes on treelistview. I have shared the link below of a sample preview of the tree I am in need of. Rootnodes are hardcoded and I want the child …

I know I am probably over thinking this but I cannot seem to figure this out. I am trying to check if the value is null and if not to continue. /** * */ public Item getItem(String theItem) { Iterator iter = myItems.iterator(); while(iter.hasNext()) { Item anItem = (Item) iter.next(); …

My program doesn't have compile-error but it sometime struck in 201 runtime-error. I don't know why, please someone help me. Here is my program: program TestNumber; uses crt; const fi='D:\program\text\ipTestNumber.txt'; fo='D:\program\text\opTestNumber.txt'; type proint=record len:word; //length of proint. val:array[1..256] of byte; //value of proint. sign:boolean; //is smaller than zero? end; dummy=string; …

Hi everyone, I've been taking a Intro to Java class this year and been enjoying it, I recently had a assignment which was a simple dice game, however I was wondering if a few tweeks could be made. 1. Could we ask the user how many dice they want to …

I am trying to replace a bunch of substrings with another bunch of substrings. I've got that working great, but now my code is a mess. This is what I have : void parseChartData(string chartDataString){ if(!chartDataString.empty()){ chartData.clear(); //replaceAll("T44" , "4/4", chartDataString); string s = "*A"; string t = "[A]\n"; string::size_type …

Hi all I Currently have a MDI Form that contains a DataGridView. When I open a dialog form as a MDi MdiChildren the dialog form partionly hides behing the Datagridview. (I also tried with a windows form same thing happens). Can any one help me solve this with out having …

xhi, my task is to make a script, which displays the string read from console input in the form of 1 letters / line only. my code looks like this so far read string hossz=`expr length "$string"` for i in `seq 1 $hossz` do echo `expr substr $string $i 1` …

okay ive been trying to do this for some time i want my program to randomly select 3 strings from my text file and display them randomly so each time i press 9 on my menu it will display 3 different ones each time and i've already made the array …

1-Write a program that prompts the user to input two positive integers (firstNum and secon Num) where the first number should be less than the second (validate your input). The program should output all the numbers and their squares between firstNum and secondNum (inclusive). 2-Write a C++ program which reads …

For some reason this is only returning the description of a single item in the HashSet even when there are several items. I am not sure if the (Item)iter.next() is only getting the description of the first item in the list and that is why. /** * */ public String …

This is just a piece of code I've found over the Internet, and I'm trying to understand why the output is 3 1 1 2 1 1 2 3. Could anyone explain using a stack representation or something else, I am really stuck on this one. #include <iostream> using namespace …

I am having trouble adding an item that will increase a player's energy in my BlueJ game. At the bottom of the createRooms() method in my game class I have added several items to rooms. At that point I tried setting boolean newEnergy equal to true. If the player types …

hi all i use gecode solver to solve my model ; but i get this error Access Violation when reading of the location 0x0000001c and i don't konw how to fix it here is my code : #include <gecode/driver.hh> #include <gecode/int.hh> #include <gecode/minimodel.hh> #include <iostream> #include <vector> using namespace Gecode; …

hello, I'm trying to resolve an issue that is requested to create a game with the same kind of Flow Free. Where I have to create a NxN matrix, which must be greater than or equal to 2 and less than or equal to 7. The size is selected by …

can i create 1 template that i use inside the class and not when i create the class object?

How do I display images in QListView of size of standard thumbnail size like 250 x 200 , and file nametext should wrap to next line , right now the images displayed are very small and are not positioned under each other in proper row column order. import sys import …

I am trying yo create symbolic link on my mac, but when i try to run i get error saying original item searchMethod cannot be found `$ ln -s '/usr/bin/env python ~/Development/python/searchMethod/python/searchMethod.py' searchMethod`

I want help in my code ,, the program should search for all words in a string For example , if the string is welcome to pointers world come and see the magic it should print welcome come . Any One can help me to find a way to solve …

I am creating a doubly linked list in fortran. Pretty much everything is working correctly. Although, I am having one issue... I build the list properly, but when printed to the screen, I get jumble for the first and last lines. Here is my code DO WHILE (.NOT. quit .AND. …

Hi All, I am trying to copy specific files from a share to a local temp folder on a specified date (not yet implemented) The trouble I am seeing is that I am trying to use a wildcard within the files as they have random numbers after set characters to …

Hey all, I have the following code that is working fine; basically it finds all files on my desktop and then prints the specific ones that I am looking of. I save all files to my desktop and the files contain the clients name so I figure once a week …

iwant to implement an elevator simulator which will emulate the behavior of a system with two working elevators.

Hi Dw I was working with VB.NET but then the problem occurred so I decided to change this project to VB 5.0 because that where I can make this program a stand alone executable file, this program will be embedded on a Disc (CD/DVD) so now what I want is …

I am creating crystal report in ASP.NET and C#.I am creating a crystal report.All are going fine if I give textbox for search parameter but when I give combobox for search parameter then it does not generate report.Data does not come into DATATABLE.Where I am doing wrong? sql = "select …

my visual basic showing error on spacesplit and sslstream... how to handle?

I'm not able to see content on JFrame ,when JFrame shows up. import java.awt.*; import javax.swing.*; import java.awt.event.*; public class GraphicUse extends JPanel { public void PaintComponent(Graphics gr) { super.paintComponents(gr); this.setBackground(Color.BLUE); gr.setColor(Color.WHITE); gr.fillRect(50, 50, 100, 100); gr.setColor(new Color(139,38,190)); gr.fillRect(50, 70, 100, 100); gr.setColor(Color.RED); gr.drawString("This is a new String", 50, 90); …

I want to encrypt and decrypt an excel file via RC4 algorithm Obtained a code in c. I want for encryption and decryption of excel file in c#.