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| | Hi guys, can anybody explain to me with a example why we people emphasize to pass double pointer in a function instead a single pointer when we want to fill some variable inside that function. or what are thge advantage of double pointers in c over single pointer? |
| | Hi All, I have created a Class named Stock and have declared three Constructor . First constructor with no parameter, second constructor with three parameter, third with Two parameter. When I call my constructor inside a System.out.println(constructor); , it should display the variable Values right ? . but instead it … |
 | the program should be able to display array (11 22 33 44 55 66 77 88 99 00). then will ask user to input a number that is (only) in the array displayed. then display the new array. sample: input = 44, new array should be 11 22 33 55 … |
| | Would anyone know where I could get a really extensive coverage of pre-processor directives? There are plenty of websites but the information is limited. Was hoping there was a complete source like a book out there. Thanks everyone.  |
 | Is there a way to set a window to the top on screen and set focus on it? I'm having a menu in VB.Net calling a bunch of .exe. Everytime a window apears, it runs itself to the top on screen. But there was a window, problem-able one, with some … |
| | Hmm, normally, I just cut all those controls out and delete the GroupBox. But, it's not easy all the time, so me just wondering if there was a way to do it without touching the child controls. Remove the relationship? Or other otions? |
| | Ok so im reading int values from an sql database but then the "Executor" comes back as a hex value and it is declared as a int value in sql..all the bit field values i have comes back correctly accept the int values. can someone help me ons this, what … |
 | #include<stdio.h> #define CH char*; int main(){ CH a,b; printf("%d %d\n",sizeof(a),sizeof(b)); return 0; } here the o/p is 4 1. why isnt b also of type char*..??  |
 | Hellp programmers! I'm trying to create a program that displays the impact of changing the rate of compound intrest using the historical example of Manhattan's aquisition as an example. The code is below: int main() { double amount=0; //amount on deposit at the end of each year double principal=24.00; //initialize …  |
| | Right now, this program asks the user to enter the input infile and outfile file names. Then it gives an error if it can't open the file. If it can open infile, it reads the first value and consider that as the array size. After that it continues with other …  |
 | What's the difference and which are you supposed to use? I typically stick to `else if` unless I am using short tags. Is this correct?? |
| | Hello everyone How can i make the button be on the left side or right side please Part of the code Button(self, text = "start", command = self.launch).grid(row = 7, column = 0, columnspan = 1,) Thanks in advance  |
| | #include<iostream> using namespace std; class A { int a[]; }; int main() { cout<<sizeof(A); return 0; }  |
| | If someone has any idea that how to print the xml file. |
| | I have some experience of PHP but limited knowledge of handling arrays. My db table has 5000+ rows and 13000 populated fields. I want to create an alphabtical, visible index of the contents of each field, possibly for inclusion in an html page. If this possible, can it be initiated … |
 | [this](http://docs.oracle.com/javase/tutorial/uiswing/examples/components/TextComponentDemoProject/src/components/TextComponentDemo.java) is the code i was looking at.Its about how to use JTextPane and related swing text Components along with actions and keymaps. my question is that in this part textPane = new JTextPane(); textPane.setCaretPosition(0); textPane.setMargin(new Insets(5, 5, 5, 5)); StyledDocument styledDoc = textPane.getStyledDocument(); if (styledDoc instanceof AbstractDocument) { doc … |
| | Okay, I'm pulling my hair out. I'm getting NO error on the following code: Dim cmd As New OleDb.OleDbCommand("CREATE TABLE [" + empTableName + "] ([ID] DOUBLE, " & _ "[LnameFname] TEXT(255), " & _ "[Location] TEXT(255), " & _ "[SalaryOld] DOUBLE, " & _ "[FtePercentage] DOUBLE, " & _ … |
| | Hey guys, New to the site, new to writing SQL queries and have no background in this type of thing. But I've been googling my way to victory for the most part. I'm struggling on probably a very simple problem. I'd like to Sum the contents of a column, if … |
| | hello, am new here and new to php/mysql coding. i have 2 tables - tbl_prodstd and tbl_products tbl_prodstd - std_id, prod_name, prod_desc, prod_photo, prod_brand tbl_product - prod_id, std_id, prod_name, prod_brand, prod_desc, prod_price, cat, subcat, prod_photo i created 3 pages - add_prod.php, addprod.php, func.php the func.php displays prod_name and prod_brand as … |
| | Hi, Please tell me in the following question why no copy constructor is called when fun returns the A object. While returning b and constructing c, there is no copy constructor called. Why?? #include<iostream> using namespace std; class A { public: A(){cout <<"Default\n";} A(const A&){ cout<<"copy\n"; } A fun(A a) … |
| | Hello, I am trying to send an email notification to a specific email address. I have a MySQL database in which I hold a product table. Product ID, ProductDescription and ProductQuantity. When the Quantity reaches "0" I want to send an automatic email saying that ProductID is out of stock. …  |
 | Hi guys, I want to create a crawler to extract some infomation from a page. The problem is that it is written with the Java Wicket Framework and I don't know how to scrape informations from it because I don't know how to submit some post parameters. Is this possible … |
| | I'm trying to set a query that will pull all clients whose birthday is today. I'm using phpmyadmin localhost via Unix socket, birthday is set as DATE. All I need returned is the firstname (emp.emp_firstname asfirst name) , lastname (emp.emp_lastname aslast name) and date of birth (emp_birthday as 'dob')  |
 | Hi all! I was wondering if there is a way to get location of assemby rather than specifying it directly at Assembly.Load(...), can we use Assembly.Load and inside the parameter, we extract the probing path from app.config? app.config: <configuration> <runtime> <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1"> <probing privatePath="version_control;version2;bin2\subbin;bin3"/> <dependentAssembly> <assemblyIdentity name="myAssembly" publicKeyToken="1524dba369a4decc"/> <bindingRedirect oldVersion="1.0.0.0" … |
| | Hi all! Can anyone please answer this question? I want to now if it's possible to use the oldversion of .dll file (which it should do) when redirecting to new version. The error I get is down below: Unhandled Exception: System.IO.FileLoadException: Could not load file or assembl y 'Version_One, Version=2.0.0.0, … |
| | Hi, I am attempting to replace the database in an application with MariaDB. This application is written in C# and previously accessed the database (mostly inserts) with LINQ. When I attempt to insert (other transactions have the same type of issue) I get the error message: "You have an error … |
 | I have an array of checkbox that is populated with data from mysql database through a query. I can submit the value of the checked checkbox into a table from a database. But I want it to be saved according to the sequence the checkbox was checked by the user. … |
| | Can you guys help me figure out what's wrong with www.daniweb.com/chat (Sorry, you need at least 5 posts to access the page) It looks fine in Chrome, Firefox, and even Internet Explorer. But the right column doesn't show up in Safari. :( |
| | #include<stdio.h> int main(){ float f1=14.375; float f2=14.385; if(f1==14.375) printf("Yes1\n"); else printf("No1\n"); if(f2==14.385) printf("Yes2\n"); else printf("No2\n"); return 0; } the output of this prog is Yes1 No2 but i had expected Yes1 Yes2 plz explain me the output...??  |
 | #include<stdio.h> main() { int a=258; int *num=&a; printf("%d %d",*((char *)num),*((char *)num+1)); } does the output depends on little endian or big endian structure of machine on which i am running this ? thanks. |
| | I am working on a facebook application using Javascript, Knockout JS and ofcourse facebook's js SDK. I have created my view model to have several properties on, one of which is the facebook user id. This I will send off to my server in due course so I can tie-in …  |
| | Hi experts, Im Ron and i have just recently started using VB and have written a small application for sending SMSes. Code: Imports System.Net Imports System.IO Public Class Form1 Private Sub Form1_Load(ByVal sender As Object, ByVal e As EventArgs) End Sub Private Sub Button1_Click(ByVal sender As Object, ByVal e As … |
| | Hello I encountered following info at [this page](http://en.wikipedia.org/wiki/Call_stack#Overlap): For some purposes, the stack frame of a subroutine and that of its caller can be considered to overlap, the overlap consisting of the area where the parameters are passed from the caller to the callee. In some environments, the caller pushes … |
| | Can somebody explain me the use of "Delegate" and its equivalent in java... I am learning java programming and has encountered a C# program which use "Delegate" and pass on functions as arguments to another function.... I am trying to modify the C# program for use in java... |
 | OK, I have an idea of what I might do: I'm planning on making a Event handling system, and this is how I will connect events to functions and be able to send any type of data. This is the basic idea: #include <iostream> template <class T> T *from(void *data) … |
| | I'm going back to an old project to apply things I've learned. As a beginner, I was able to figure out how to change the query, based on what was chosen, but it seems like a backwards way to do it, and I'm not sure of a better way. I'm …  |
| | Error 2 error LNK1120: 1 unresolved externals Error 1 error LNK2019: unresolved external symbol "bool __cdecl identical(class cv::Mat,class cv::Mat)" (?identical@@YA_NVMat@cv@@0@Z) referenced in function _main this is the error i am getting...tried a lot but still couldnt corrrect it...referred many sites, a guy had this same error but nobody managed to …  |
 | Good day folks, I was trying to do a simple project but somehow I'm stocked with it. What I want to do is to get the index of a column in datagridview when a cell is changed? For example this is a dgv: ID | UserID | Status | 1 … |
| | Hi All, This is Bhanu Teja M. I have a problem with an object. Actually i have to convert an object into another object. Here in my Category object contains a list of categories (subcategories). The main issues in this code is we have to convert the all subcategories (Category …  |
 | Chaps, I wonder if you can help me with this problem please. In a nutshell I am trying to remove/add round corners around a container on the fly. The reason is that I have a div with some content that slides down and when the content is visible I want … |
| | Here is what I want this program to do: Be able to calculate mean, standard deviation, and median. Data should be sorted using insert sort first though. The program must be able to accept input from an input file and print a report to an output file. These files are … |
| | I have a form as follows, and I have set the session on clicking next. Each type of house is with a different set of rooms. Say, if I click Independent, I get a list of rooms below. If I choose Villa/Duplex, a different set will pop out. In the … |
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| | I have a problem during making my project . the problem is I programmed it like if we press 123 a message box pops saying something when I type 456 I programmed it like a msgbox pops up and says something but when I run it the first time I … |
| | Hi folks...get into the wayback machine. :) I have a VB6 program I'm drastically modifying due to vendor API changes. This isn't my natural language, so I have to hack around every time I change things. Problem now is that the program won't end. I know it hits the END … |
| | Hello:) Well this is my source code, but unfortunately it doesn't as it should. It should insert string s2 into s1 beggining from position p. For example if s1="green apple", s2="orange", p=3, output looks like this: greorange en aplle, and it should be in one line. I would appreciate very … |
 | Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim b As String = "" If TextBox1.Text = "" Or TextBox2.Text = "" Then MsgBox("Data tidak lengkap", MsgBoxStyle.Information, "Login") Else conect = "select * from tbl_id" cmd = New SqlCommand(conect) dr = cmd.ExecuteReader() Try While dr.Read If … |
| | Hi, I just finished making a program which displays all the files in a directory and lets me open them when selected. What I find is that I get every file found in the directory however not divided by sub-directory, is there a way i can do this showing it … |
 | I know this has been asked on almost every forum but I've been at this for two evenings now and I'm stumped. PHP 5.4.6-1ubuntu1.2 Server version: 5.5.31-0ubuntu0.12.10.1 (Ubuntu) Initially I had no access to mysql functions either but that hurdle has been overcome. I've placed the extension modules (.so files) … |
| | [Click Here](http://www.upload.ee/image/3396246/newerror1.jpg) This is what I get when I run the code. Please help me fix this. EDIT: A lot has changed since 2008 so idk how to upload the image so I just made a link for it. |
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