Software Development Forum

I am doing an application in c# and in my application I am opening some exe file like MS word, calculator so when I open the application and then I hide it I would like to create a sort of shortcut in the app so that when I click on …

Hi guys I am looking to go through C then transition to C++ later this year. I am having a minor problem with switch statement and I am not in a position to ask anyone as there are no tech savvy that I know. So I thought it was better …

HI guys, as my next application I thought I'd build a simple converter, something that allows me to convert from, say, Km to miles and so on. The framework I will use is vaadin (unfortunately) but it will still be java anyway :-). So, I just thought I'd see if …

I'm trying to write a basic program for a C++ lab for class, and running into some trouble. Senario is that the program averages grades. A user enters the number of grades, then enteres a letter grade, then the program runs for however many grades the user has, then averages …

int* poly = new int[lines.size()]; for(int i=0;i<lines.size();i++)poly[i] = - 1; int curPoly = 0; vector<vector<cv::Point2f> > corners; for (int i = 0; i < lines.size(); i++) { for (int j = i+1; j < lines.size(); j++) { cv::Point2f pt = computeIntersect(lines[i], lines[j]); if (pt.x >= 0 && pt.y >= 0&&pt.x<img2.size().width&&pt.y<img2.size().height){ …

#include <ctype.h> #include <stdlib.h> #include <stdio.h> #include <string.h> char c; { char text[1000]; FILE *fp=fopen("filename", "r"); int i=0; while((c=fgetc(c))!=EOF) { do something } }

Hi i am new to cpp i have created a win32 project in visual studio but i need to read a xml file with ms xml the xml file <game> <id="g"> <name>gta</name> <ver>1</ver> </id> <id="x"> <name>mta</name> <ver>5</ver> </id> </game> please answer

I am new to java and trying out a question but I have no idea why it can't calculate my commission public static void main(String[] args) { Scanner keyboard= new Scanner(System.in);// input form keyboard double retail_price; double emp_num; char trans_code; double a =0.06; double b = 0.08; double commission; System.out.println("Please …

Hi guys. I'm working on my school project. My asigment is to make a piano game. The program works fine but my work stopped when i came to a problem. I would like to put the integers, which i get from pushing the specific JButton, into an array. For example …

I am designing an application in Java and it requires networking and for that I am using a framework called Kryonet, now I've been able to learn how to send packets and connect, etc, but I'm still not sure how I would handle logging in. The user would need to …

Hi all I'm new using LinQ. Im having Specified Cast not Valid in this Function. Hope someone let me know what I'm doing wrong. this is the Function Private Function GroupedBy() As DataTable Dim Sales As New ds_Sales_OELI Dim dt As DataTable = Sales.Not_SCheduled GroupedBy = New DataTable Dim dr …

Hello, I've been in the process of teaching myself C++, going through different tutorials and like. Anyway I was working on a fibonacci sequence program - I looked through the practice problems here and decided to do them all from beginner on upward. I thought I had it working only …

how to loop the auto calculation in data grid view column example : 14 32 32 64 11 75 15 90 the calculation is 32 + 32 = 64 64 +11 =75 ok.. now the problem is what if i edit the first column number 32 to 30 and the …

Hi Fellas , please am building a vb application to automatically detect modems and connect it to the internet. A simple form with a combobox to list the detected modems,a label to display it when it is connected to the internet and a button to connect the modem... This is …

i dont have codes yet

I have a stock system where you can add a item to the system, increase the amount of different items, decrease the amount of different items in a system and completely delete an item from the system. What I am trying to do is when the user inputs the name …

Hi all, I have been trying to use python to automate a sequence of processes on my computer, one of which is starting a hosted network. I have used subprocess to interact with command prompt (windows 10), and am struggling to pass sequential commands. I am trying to first send …

Hello!!!! I am a novice programmer though, I am trying to code a vb 6.0 system that calculates total marks from the exams done and return the output. I only know the simplest way of addition, but I want the way to compute total by taking only the exams taken …

Hi, I need to make sure my integer variable doesn't store more than 2 bytes. Usually i am writing programme on Linux machine where integer size is 4 byte. Each byte can take the values 0 through 255 (=2^8-1). So, two bytes can take the values 255*255=65535, so would it …

hi, I have an excel sheet and the is a row filled with data the row starts from B5 everytime, what i want to do it to read the values of the cell until the row comes to an empty cell how do i do it, thanks appreciate a reply, …

#include <iostream> #include <cstdlib> #include <new> using namespace std; void memwarning(); void* operator new(size_t, int); void operator delete(void*); int main() { char*p = new('$')char[100]; //Query 4b cout<<endl<<"First allocation: p = " <<hex<<long(p)<<endl; // Query 1 for(int i=0;i<100;i++) cout<<p[i]; cout<<endl; delete p;// Query 2 p=new('*')char[64000u]; // Query 3 delete p; return …

Hello everyone. So I've been working on an small tool, that is using httpwebrequests, its not a bad so far I've got login function and list view loading data from site. But problem is now cookie container so i can do other things than just loading, like editing data. Uri …

file read and compare with array values and remove the row values from file fopen("sample.txt",'rb'); read the first column content from file and compare with array value,if it matches then remove the entire row from file.

I am trying to have a textbox set up where multple texboxes are used in teh layout of a table, each one as a seperate box in. (I havn't got the exact size figured out yet but for the sake of testing i've been usieng a layout of 2 rows …

Hi all. I've had a good look around for info, and come up short. Does anyone know of a way to get the thread id under which a service is running, from either safehandle or unsafe handle properties of the object? wmi with Win32_Service does not appear to provide it, …

Hi all, I trying to add two matrices together using a typedef struct, but i seems to get an error doing this. I asked my professor, but he couldnt help me. Is there anyone who might know why this problem is caused? Thank you so much! Code: /* Structures */ …

Is there any way possible to display a slideshow of pictures on a vb 6 form? What steps are required? Thankyou

Hye I'm new to c++ language. Can anyone suggest me what is the best programming software should I learn ? And how I'm gonna learn coding ?

Hi guys, I'm new to Python have get done a lot by searching. Now I try to bind a scroll wheel to canvas, but it doesn't do anything. Will someone look at the code what I do wrong? I tried to keep my snippet clean. Hope It's enough. class Viewer(tk.Toplevel): …

write a programme in visual basic to create anarray of size 5 to store any 5 names and display them

A short example of Pygame showing an image with a known internet url.

Hi Guys. First of all is it possible to detect a file copying/moving within the system, I'm sure this is done in lower languages like C++ but I've tried searching but I don't seem to find not even en example, maybe it because I don't know how it correctly called. …

Whenever I go to transfer a file from my server to my client, I get a new file, but the data does not go through. It prints server side once it is open, but it won't transfer the data to my new file. Here is the code:https://gist.github.com/anonymous/8f70b3e2eca8606dee2c245ce64e9b63 All I want …

I have a program that runs a bank management.It saves the created accounts in account.dat. For example these are the contents of the data file: 1001 felisilda s 5000 0002 smith s 3000 1212 johnson c 3200 I want the output to be sorted increasingly based on the bank account …

Where do I start creating a face recognition program? I am a beginner in the programing world who only knows little about c++. What do need to consider or what I have in place. I am running of windows pc and using devc++ and Mingw compilers.

Hi Guys. I'm trying to suspend a process by it name, but I found the sample that demontrate this using ProcessId. The problem is that I don't know the process ID of the process I want to suspend/resume. [Here is a sample I used.](https://social.msdn.microsoft.com/Forums/en-US/cdde6cef-3971-40a6-b4dd-02db963868ce/suspend-an-application?forum=vbgeneral)

Hi Dw. If there is anyone who knows how and which languagies are used to develop software's like word processing, Excel, Access, basically things like Office suite. I know Linux has their own different tools for office, as well as Microsoft as well and other OS have different Suites for …

inheritance error is::Error 1 Inconsistent accessibility: base class 'person' is less accessible than class 'employee' using System; using System.Collections.Generic; using System.Linq; using System.Text; //person class public class person { public string name; public double CNIC_no; public void Information() { Console.WriteLine("Enter your name"); name = Console.ReadLine(); Console.WriteLine("Enter your id"); CNIC_no =double.Parse( …

Hi all, hope you are well. I'm trying to make my code as efficient as possible, and currently regarding logic I have a question. Is there a way, in the following single "if" query, to determine which of the conditions are true? if (mystring.Contains("left") || mystring.Contains("right")) { //which is it …

Imports System.IO Public Class AddEMForm Private Sub CreateCSVfile(ByVal_strCustomerCSVPath As String, ByVal EName As String, ByVal Edate As Date, ByVal ELoc As String, ByVal EDis As String, ByVal EFee As String) Try Dim stLine As String = "" Dim objWriter As StreamWriter = File.AppendText("..\..\EventData.txt") If File.Exists("..\..\EventData.txt") Then objWriter.Write(EName & ",") objWriter.Write(Edate …

Hi. I invoke method from other thread which did not create ui. Appears to work well... DVG.Invoke((MethodInvoker)(() => dgv.Rows.Add(DGVR))); But I need return value from Add method, so I do... int Index = (int)DVG.Invoke((MethodInvoker)(() => dgv.Rows.Add(DGVR))); Unfortunately I get an error... "Object reference not set to an instance of an …

Code: do{ cout<<"No. of random numbers (-10-10): "<<endl; cin>>howmany; if(howmany<1 || howmany >50) cout<<"INVALID INPUT"<<endl; }while (howmany<1 || howmany>50); cout<<endl<<endl <<"The "<<howmany<<" random numbers from 1-50 are :"<<endl; srand(time(0)); for (ctr=0,negativectr=0,positivectr=0; ctr<howmany; ctr++) { randnum[ctr]= rand() % 50-1; cout<<randnum[ctr]<<"\t"; if (randnum[ctr] % 2 ==0) { positive[positivectr]=randnum [ctr]; positivectr++; } else …

Hi,my name is yawar i am a student learning c#.I have combobox,when i select an item in combobox there comes data which i want to display on labels,but my problem is there comes many data,i want to display only 3 labels when only 3 data rows comes from database and …

Can someone give me some programming ideas to keep my knowledge up-to-date? I received a masters degree in computer science back in December and been job searching since then. I want to tell an employer something.

Hello ,I'm writing a GUI with C Win32 API and facing following issue. When I start the program and click the button for Opening the file dialog everything works fine. I can choose a file and all informations seem to fit properly into the ofn structure. If I choose to …

Hello, this question is related to an older post of mine ([Click Here](https://www.daniweb.com/programming/software-development/threads/505499/getopenfilename-freezes-at-second-execution)). In this question i stated that my program freezes at the execution of GetOpenFileName. After struggeling a while with that problem and doing other more important stuff first, i came back to the original problem and found …

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Hey i have a basic game which requires a client to guess the number which is located on the server side, mutliple clients can access the same game. The client sends their guess this in turn passes to a middleware server then this then goes to the end server. If …