George_91

I am trying to connect my laptop to my television by HDMI, i've done it before and it worked. But now I'm having some problems:: When I connect the HDMI cable to my laptop, my laptop's screen goes black, as if it didn't receive any image signal (neither the tv). …

I'm trying to display a Report with Crystal Report Viewer, in the Design looks fine, but it doesn't seem to load when I enter the website... <form id="form1" runat="server"> <CR:CrystalReportViewer ID="CrystalReportViewer1" runat="server" AutoDataBind="True" GroupTreeImagesFolderUrl="" Height="1202px" ReportSourceID="CrystalReportSource1" ToolbarImagesFolderUrl="" ToolPanelWidth="200px" Width="1104px" /> <CR:CrystalReportSource ID="CrystalReportSource1" runat="server"> <Report FileName="ReporteReciboFecha.rpt"> </Report> </CR:CrystalReportSource> </form>

Hi, Im working on a project in asp.net with C#, I have done a report (using Crystal Reports) but I can't find a way to show it in my site. I create a new .aspx which has a Crystal Report Viewer (connected with the Report previously created) and I have …

I have an application, i'm using C# wtih asp.net I need to generate reports with my database (mysql), so I downloaded Crystal Reports. I'm trying to make the connection between Crystal Reports and my database, for that I've Add the User Data Source (MySQL ODBC 5.1 Driver) in the ODBC …

Hi, it's a very simple question, but I cant see how to solve it! I'm doing a web form, I have a button inside a table, the thing is, I can't access to the code of this button, Usually you just double click on the design view over a button, …

I'm creating a website which requires a Login. When it logs in the system it creates a Session. But I don't know how to validate my next page. Because if the user types the name of the second page in the browser, it enters without problem. What I want is …

I'm doing a program which consists on a Test, with the following structure: 1. Question 1 rdioBtn 1 rdioBtn2 rdioBtn 3 2. Question 2 rdioBtn 4 rdio Btn 5 rdioBtn6 And so on... Each question is inside of a groupbox. What I wanna do, is to disable my "Next" button, …

Hello. I need to simulate a button click with a Timer. That the action performed by the button, repeats every 60 seconds. I've never use timers, any help?

Hello, I am trying to include a Contact Form in my website. I'm using WAMPserver and Free SMTP Server to test it. The problem is, everytime I click in my button of Send Mail, this error appears in my browser: *Warning: mail() [function.mail]: failed to connect to mailserver at "localhost" …

I'm trying to connect a DB from Postgres with a program in Java. I'm including this code: Class.forName(driver); Connection con = DriverManager.getConnection(connectString, user , password); Statement stmt = con.createStatement(); ResultSet rs = stmt.executeQuery("SELECT * FROM students"); But I'm getting this erros in Statemen and stmt.excuteQuery: With Statement: *incompatible types. Required: …

I've my data in a Database. Using SQL,I need to print it on a list For example, My Table is: Teachers, and it has ID, Name and Phone#. I need a button which shows all this data in a list. My first thought is with a DataGridView.. ID Name Phone …

I've to make several experiments of some algorithms. I want to send those results to a .txt file [CODE] //.... for (count= 1; count<= 20; count++){ //.... std::cout<<exp<<"Time: "<<duration << " seconds" <<'\n'; ofstream f2; f2.open("results.txt", ofstream::out); for(int i=0; i<=20; i++){ f2<<duration<<endl; } f2.close(); } [/CODE] With this code, I …

I've this code. I need to do several experiments to obtain de average time it takes to do some methods. Instead of re-running and re-running the program, I want to put a segment of the code in a FOR bucle. The problem is that my program never ends,it stays looping …

I've a vector of size 'n', I need to do random couples with the n numbers (integers) and make a swap between them. Any ideas how? I had this idea [CODE] int low = 0; int temp; for (int high = n-1; i= low; high-- ) { temp = v[high]; …

My first thought was [CODE] int size = 0; cout << "Enter size of the array" << endl; cin >> size; int a[size]; [/CODE] Now I know that an array has to have a constant value, but I need that the user enters an integer and use that integer as …

I've this quicksort code, and it compiles. The thing is, I don't know how to give random values (integers) to the vector. The program should ask for the vector's size and then create the x random integers so it can apply the quiksort method. [CODE]#include "stdafx.h" #include <iostream> #include <vector> …