64,152 Solved Topics
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| | Why is this possible (in VS2009): [CODE] struct outer{ struct inner1{ void f(){ inner2 in2; in2.g(); /* no previous forward declaraction*/ } }; struct inner2{ void g(){} } }; [/CODE] ... but not this (???) [CODE] struct outer{ /* This line required to remove error: struct inner2; */ struct inner1{ … |
| | Please help me I am new to VB.net and I want to create a pop-up window in VB.net Thanks  |
| | The output I expected was: [ICODE]alpha beta[/ICODE] I used the following code: [CODE]#include<iostream.h> #include<conio.h> void main() { clrscr(); char choice[2][5]={"alpha","beta"}; cout<<choice[0]<<endl; cout<<choice[1]; getch(); }[/CODE] But this is what comes: [ICODE]alphabeta beta[/ICODE] Can anyone tell me what I did wrong? Thank you. P.S.:I know I am not using standard c++, but … |
| | Hello I have a small problem with ListSelectionListener. I can not copy dataList.getSelectedValue().toString(); to global String variable text. How can I do it ? This is inside of if statement and that is the problem. Anyone knows how to solve it ? [CODE] ListSelectionListener lListener = new ListSelectionListener() { public … |
 | hey everyone, I'm trying to get my head around this Question but it is not making that much sense .. Each receipt is issued from a receipt book whose number is encoded in the first three digits of the ReceiptNo field in the PURCHASE table. For example, the receipt numbered … |
| | hi, I use an image button to post a form. Let's say the button is on A.php and form target is B.php. when clicked, B.php comes but with extra arguments in the url. As far as I understand they are the coordinates of the point I clicked on the button … |
 | hi there) guys, plesae tell me - what should i change in this code to see message in a console window (i also need define the OS) = [CODE]#include <stdio.h> #if defined(_WIN32) || defined (_WIN64) #include <windows.h> #define WINDOWSS 1; #endif int main() { char* mtext = " Please specify … |
 | product_edit.php [CODE] <?php $result = mysql_query("SELECT * FROM produk AS p, kategori AS k WHERE id_produk='".$_REQUEST['id']. "', p.kategori_id = k.kategori_id") or die(mysql_error()); $data = mysql_fetch_array($result); // cari syntax sql yang pas //$result_kat = mysql_query("SELECT * FROM kategori WHERE id_produk=".$_REQUEST['id']) or die(mysql_error()); //$data_kat = mysql_fetch_array($result); ?> <form method = "POST" enctype="multipart/formdata" … |
| | So my program task is to load a text file that contains for example: black | white And then i open one another text that contain a lot of words, and if for example it will find the word [B]black[/B], it will replace it with [B]white[/B]. This code below do … |
| | Hello, I'm looking for some help on the following line of code, it keeps throwing an error. [I]Parse error: syntax error, unexpected T_FUNCTION Line 168.[/I] The code below is line 168. [CODE]$content = preg_replace_callback("/\{include '(.*?)'}/", function($m) { return file_get_contents(CORE . 'includes/' .$m[1]);}, $str);[/CODE] Any ideas?  |
| | I had encounter a problem in my task. How come the output always return false? [CODE] public class Entity { private String itemCode; private String title; private String description; private int language; private int time; private String productCompany; private int status; public Entity(){ itemCode="E250"; title="The Lookout"; description="by Scott Frank"; language=1; … |
| | Trying to do some basic "Game of life", but for some reason i'm getting some weird results, the code: [CODE]#include "stdafx.h" #include "stdlib.h" #include <iostream> using namespace std; #include "windows.h" const int V=30;//Vertical const int H=40;//Horizontal char A[V][H]; int ne=0; //Set all to dead void setDead() { for (int i=0;i<V;++i) … |
| | What I want to do is to put links, like product categories along with its product subcategories, on the left and right panel but I don't know how to do it. :sad: All I know is how to modify the header, navigation, content and footer. But I got a hard … |
| | Okay hi, Firstly i have a border less which i need as i have my own custom 'skin' which looks like this and is found here.[URL="http://i51.tinypic.com/2i77o94.png"]http://i51.tinypic.com/2i77o94.png[/URL] As you can see it has no drop shadow at all. What i want to achieve is for it to have a drop shadow …  |
| | hi please help me to do that.. i have one form in asp.net. In that, i have one dropdownlist box control and near that one linkbutton "Add", one hidden textbox is there. when i click on Add button dropdown will hide and show textbox in their place. i want to … |
| | Let me first describe my situation. I have a list of Hex values, which are called BaseID. They are chosen [B]such that logical OR between any number of them will give you a unique ID[/B] which is called FinalID. That is, my BaseID values are as follows. BaseID = { … |
| | I am trying to write a function that will compute GPA. [CODE]#include "Student.h" #include "ClassInformation.h" Student* setupStudent(){ string f,l,idNo; double gPoint=0; Student *studPtr1; studPtr1 = new Student (); cout<<"Enter first name "; cin>>f; studPtr1->setfirstName(f); cout<<"Enter last name "; cin>>l; studPtr1->setlastName(l); cout<<"Enter A number"; cin>>idNo; studPtr1->setaNumber(idNo); cout<<endl; studPtr1->setGPA(gPoint); return studPtr1; } … |
 | Is it possible to put a gap in a class definition? IE: [CODE]class a; class b { private: a test; public: a getA(){return test;} }; class a { private: int i; public: a(int i):i(i){} a operator+(int o)const{return a(i+o);} }; class b continued?//what? how? { void outputA(){cout<<a;} };[/CODE] This is just … |
| | Hey, [CODE] CREATE OR REPLACE TRIGGER "TRI_AMOUNT_REDUCTION" AFTER INSERT ON "PURCHASE" FOR EACH ROW BEGIN IF (:NEW.CLIENTNO = 122336) THEN :NEW.AMOUNT := AMOUNT * 0.1; END IF; END; / [/CODE] I have a query that selects my top client then want to pass the clientNo to the trigger. Is it … |
| | I'm having trouble using the CreateFile() and WriteFile() functions. Here's the code I've written: [CODE]#include <windows.h> #include <iostream> using namespace std; int main() { char cData[6]; DWORD dwBytesWritten; cout << "Please enter a number: "; cin >> cData[1]; for(int i = 2; i < 5; i++) { cout << "\nPlease … |
| | I would like to embed the python interpreter, but not in the way most other people do. I don't need to multi-thread unless it's necessary to do as follows... What I need is control over when execution happens. More specifically, I would like to use a python script to call … |
| | Hello, I am very new to python. I have two files containing multiple lines of files name, and I need to filter out if file name present on file1 than remove it from file2 and save the file2 difference into a third file. i.e. file1: /users/ux454500/radpres.tar /paci/ucb/ux453039/source/amr.12.20.2002.tar~ /paci/ucb/ux453039/source/amr.1.25.2003.htar.idx /paci/ucb/ux453039/source/amr.1.18.2003.htar.idx file2: … |
| | I have an assignment to gather information on students and their grades and then display the information using a for loop. I have the following code but it is not displaying the information correctly. Any help would be great. [code] public class Grader { String last; String assign; int score; … |
| | I have an assignment an I have been looking at it for a while now but really have no idea what I should be doing. I have included the code I have written but is will only print out He and not the entire phrase. Write a program that reads … |
| | Using NetBeans IDE 7.0.1 with Java SDK 1.7.1 and Glassfish 3.x: I am trying to load an ArrayList from a database in the Servlet to be used on the JSP page in a dropdown box that would show stock symbol and company name. I get the following message when trying … |
 | Hi, I am building a VB.NET app which amond other things, deploys a scheduled task to run test.bat when A Windows Server 2008 Backup is cancled. I have the app all working which runs a command which, when works, will be the event creation command. I figured out how it … |
| | [CODE]class Date { private int day, month, year; // the date Date(int d, int m, int y){ day = d; month = m; year = y; } Date(){ }; void get() { day = Console.readInt(); month = Console.readInt(); year = Console.readInt(); } void put(){ System.out.println(day + "/" + month + …  |
| | Hi All, I'm in the middle of building a new login/registration class and was going to apply a hashing function to the pw and an activation token, when I came across the hash_hmac function. I've tried finding out more about it, but info is pretty scarce. Could anybody shine some … |
| | I have two programs here I cannot seem to get any return value and I have no idea why, everything I'm doing is just like my book says and I cannot get it working. The parts commented out are the other ways I was trying to make this work, somethings … |
| | Hi, beginner in vb here, I'm trying to write a game of blackjack in vb.net, and I'm currently trying to set up a subroutine that will check to see if a card matches another card already dealt, and if so deal a different card (to avoid dealing the same card … |
 | [CODE]public class Employee{ public String fNa; public String lNa; public String Title; public int ID; void doEmpThings() } public class Director extends Employee{ void doDrictorThings() } public class UseEmployee{ public static void main(String []args) {codes} } public class UseDir{ public static void main(String []args) {codes } } [/CODE] Now what … |
 | Using: MS Access 2010 Visual Studio 2010 with Provider=Microsoft.ACE.OLEDB.12.0 Connection I have 2 forms: frmCustomers contains datagridview that launches frmEdit used to edit record. The issue I am having is my save button on frmEdit saves changes to the datagridview on frmCustomers but not to the database frmCustomers: [CODE]Public Class … |
| | compiler : visual c++ 2010 os : windows 7 64bits learning template and encounter some problem [code] template<typename T> void easyCopyImpl(T const &A, typename boost::enable_if_c< boost::is_array<T>::value>::type *temp = 0) { std::cout<<"this is array"<<std::endl; std::cout<<typeid(T).name()<<std::endl; std::copy(A, A + sizeof_array(A), typename std::ostream_iterator<T>(std::cout, "") ); } template<typename T> void easyCopyImpl(T const &A, typename …  |
 | Hi, I started with C++ development recently, and I think I'm ready to start building GUIs for my apps. I'm thinking about using Qt, since it is the most popular C++ GUI library, but the licensing is really confusing, and there isn't a lawyer nearby that understands software licensing who …  |
| | Hey everyone, I'm just wondering if there is a way to get around this problem. I'm running SQLplus on UNIX server and SSHing into the server. Whenever I query Oracle DB, a list of results/bunch of tables comes up but I can not scroll up to the top of tables..... … |
 | Hi all I am currently working on a project for tech (university). It's a login form that uses a CAPTCHA as validation and must monitor the IP address of the computer that has currently requested the form. The IP monitoring part is so that if a user has made x … |
| | Hello guys! Basically I have this basic homework, the program must check if the digit sum of one of the 3 inputted integers is equal to the difference of 2 others. So if A = 56, B = 33 and C = 22, the program should output 56, cause 5+6 … |
| | Hi guys, I have a problem when using gridview which source is a database VIEWS, not a table. I have a MySQL database running, ASP web application(C# behind). Then the GridView's source is a combination of 8 views from the database. ([CODE]SELECT * FROM v1,v2,v3... v8[/CODE]) Then the problem is … |
| | I have recently come along a struct of this sort: [CODE]struct Context { Context(): addTitle(false) { } bool addTitle; std::string title; };[/CODE] It looked strange, especially the [B][I]Context(): addTitle(false) { }[/I][/B] part. Can anyone please explain it for me.  |
 | i really don't know how to slove the erro in my program.. ..can you please help me?? thank you in advance ,.. [CODE]Public Class Form1 Dim con As New OleDb.OleDbConnection Dim cmd As New OleDb.OleDbCommand Dim da As New OleDb.OleDbDataAdapter Dim ds As New DataSet Dim sql As String Dim … |
| | i am writing parameterized insert query uisng asp but get the following error --------------//error Arguments are of the wrong type, are out of acceptable range, or are in conflict with one another.line 34 -------------------- i have table in MSSQL column name (item_name nvarchar 20) asp code ---------- itemname=request.form("itemname") cm.commandtext="insert into … |
| | Hey hi all, I have an problem to assign a startup form in vb.net . I have three forms 1) Registration Form 2) Login Form 3) Main Form Firstly i have set set startup form as registration in properties =>Application after registartion completed or saved i am displaying the Login … |
| | This program is supposed to output some shapes using the GUI. I can't get it to actually output the shapes, but the panel shows up fine. Could someone show me what I am doing wrong? This one does the Panel and all that other stuff. [CODE]package pregui; import java.awt.Color; import …  |
| | If EOF (End of File)flag in Java like there is in .NET. If yes in which class is it present. The problem I am facing is that i cannot edit the input file and the values are present in very alternate line. Therefore I cannot ensure whether the entire file … |
 | Good Day All I have a Dynaically created a Textbox and i have a Dynamically created DIV. So what i want to do is to Find the Position of the Textbox and and Dynamically when this textbox is created , please a Div just next to this textbox. So my … |
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 | Hello, I am trying to use a TryParse as a validation for a float in a windows form temperature converter web app. I am getting the error [COLOR="Red"]No overload for method 'TryParse' takes 1 arguments.[/COLOR] The error shows here (float.TryParse(txtInitialTemp.Text)) and I am guessing this means that I am missing … |
| | This is the first time I have ever tried to use mod_rewrite and have been stuck for a couple days. I am trying to change [url]www.mysite.com/example6.php?id=games[/url] to [url]www.mysite.com/example6/games[/url] Is this even achievable? Any advice will be very much appreciated!  |
| | Hello. Is there someone with experience using One Jar or any other technique to create an exe. file from a Netbeans project with a lib full of .jar dependencies. I am useing the One Jar technique and I am not having an success creating the manifest. Thanks Steve  |
| | HI , I'm currently creating a system for medical record for our school project i was wondering , if someone could help me.. i always get this error " Couldn't find 'C:/User/...' " i coudnt retrieve the filename of the picture so that i can store it in my database … |
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