20,899 Topics
 | |
| | Hello, I'm new to vb.net. I have successfully run a simple sql query in vb.net and basically wanted to know how I can export the results from the query to a .txt file? All I really know is that I should be using StreamWriter. Does anyone have suggestions for sending, … |
| | ok... i know a lot of you are probably tired of me asking questions but i am trying to learn and i am asking about stuff i dont know, not just to get you to do the whole program for me. this question is if there is a list of … |
| | Is there a program where i can launch a website, click on a button or textfield and it will give me the getElementByID? I searched around for this and i have found nothing? Why doesn't this exist? I am writing a program that will enter information into a copiers web …  |
| | Hi there, I am new to VB.Net, i have cracked my brain to figure out on how to use if else statements in form1 to call button.click from another class. Please help me! :( THANK YOU SO MUCH! I REALLY APPRECIATE IT! :) |
| | Hello, I'm a newbie in VB.Net. I'm creating an application using VB.Net. I have a loggin form which has a username and a password textboxes. I have the following code which is working, which I believe is actually validating the username and password. My hicccup now that I need help … |
| | I'm having some problems trying to input records into a relational database. The design is really simple but I'm running into a wall when it comes to having the foreign key from my child table autopopulate the primary key from the parent table. I've made the connections in Access and …  |
| | good evening everyone.. im a student and currently taking my thesis...im having a problem with creating a excel file with vb... the thing is I need to open the excel file inside the form in vb.net... Anyone please need help... |
| | I need a RegularExpression that can convert a string from a fraction or decimal like "1/2" or "0.5" to a decimal "0.5". It needs to handle both cases. Input can be either fractional or decimal, output must be decimal... |
| | in my application i show database table in a datagridview , now i want to modify and change some records and save this changes on database , how can i do this ? thanks  |
| | I have a form on my vb 6.0, i need to change the appearance. In the sense that, i can change its transparency or opacity of the way how the form looks. Is there any way possible i can do that ? |
| | can u help me about this . . . when i click the column header of datagrid it will sort automatically  |
| | Hey Guys, I am trying to create a little project for my college course. I have been trying in vain over the past few days to sort out some errors i have and alot of google pages have brought me here where i have gained alot of knowledge so i … |
| | [code] Private Sub btn_next_begining_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn_next_begining.Click Dim rulesforclass As privileges rulesforclass.Show() End Sub [/code] Please help how Can I call privileges.vb from the btn_next_begining??????? |
| | Im trying to get a sales percentage program to work and im having trouble on the last part. My homework is to get the original price from the customer and then take the sales percentage off and show how much it is. Then after the first percentage is off take … |
| | Hello, I'm a newbie to VB.Net and I need an urgent help as I'm developing an application using the VB.Net. I have a form just like the login form in VB.Net. The usernames are prepopulated on a combobox with datas from the SQL DB backend, and the text box for … |
| | Please help me. What is a code how to convert dotted decimal to binary and vice versa. and small explanation |
| | I have a form set up and on that form is a DataGridView, on that DataGridView I would like to display all of a customer's transactions. I am having a problem where the debugger is throwing me a "Syntax error in JOIN operation." and I can't proceed. [CODE] ' Select … |
| | i am creating a program that will log into a copier's web interface and automatically enter information without the user seeing. I found a code that will log into yahoo mail and click the submit button WebBrowser1.Navigate(TextBox1.Text) WebBrowser1.Document.GetElementById("Admin").SetAttribute("value", TextBox3.Text) WebBrowser1.Document.GetElementById("PASS").SetAttribute("value", TextBox4.Text) WebBrowser1.Document.GetElementById(".submit").InvokeMember("click") this code does not work on the copiers … |
| | hi guys, i know how to write a code to display data from the database into a datagridview, and i know how to use text boxs for uplying chnages on the database and directly display them in the datagridview, but what i want is to be able to aply changes … |
| | how to use datagridview and why and when we use adaptor and data reader |
| | I am trying to run several stored procedures from my code and I get the error message that my sp's can't be found, but if I remove all of them but one, my code executes fine. I've tried this way to run my sp's: [code] Dim oCmd2 As System.Data.SqlClient.SqlCommand Dim … |
| | Hi, I am getting an error while fetching the records from sql server to datagridview. Ex. I have 10 rows in datagridview first five are with one table and next five for another table. When loop goes for next table it throws an error like "timeout expired. the timeout period … |
| | How can I create a report using 5 tables of SQL Server? I've got table master that stores the data. And others child tables, where i keep the data. In the child tables I have any data to the same data in masters. So, I want to select data by … |
| | [B]Hi Guys. I am working on my mini project(Intel 8085 Simulator) I am faced with a huge problem How do i store the instruction set?? What i am doing currently is i have made a structure[/B] [CODE]<Serializable()> _ Public Structure inTab Dim iName As String Dim iLen As Integer Dim … |
| | Hi guys... I am in need of urgent help here! I want to print more than one page on vb.net's printdocument whatever! I quite don't get it quite clearly when it comes to "e.hasmorepages=true" thing It keeps adding pages on and on and on... Please help me.. Thanks  |
| | Am trying to get this code to work where the user enters n rock,paper,or scissors and the computer randomly picks as well, it then states what each choose, once u click ok it tells who won the match but my code once it shows the 1st winner result have to … |
| | |
| | I have a datagridview bound by database. is there any way I can export it to excel and should not store Excel file on server But now user wants the ability to just print on a print button and print that exported excel file. IS that possible? If so how … |
| | im using crystal report in vb 2005. please help me on the code. how to import the data from the textbox or label on the form to the text on crystal report using a button. please badly needed.. |
| | i'm trying to make a login form connected to an sql server database. my data base has records like this: fname - lname - minit each name in a separate column, and i wanted to use the name as the login username, so in the dataset designer i made a … |
| | Hello! I want to pass the value of my FeesValue table to my StudentPaymentTrans table, can someone tell me how? Thanks! God Bless. :) |
| | Is there a way to check if the user has changed the value of a textbox? I try to acces a variable in one of my methods to compare against the value but I can not seem to be able to access it? |
| | HI guys, I have finish my project in vb.net and publish it without errors. The problem is this: As my project finished installing in the pc, an error occurred saying that the path where should be my DB Access is not there. Although I manage this problem by manually copy … |
| | hi thia is kiran i am diploma(cs branch) final year student i want to do project on student database using the vb.net some one have any idea means plz mail to <<email>> |
| | Hi there, I want to write a program to do Markov chain, but my states are quite large. First of all I calculate all the transition probabilities and revenues for all states(1381860 total states), and store in a multidimensional array. [CODE]Public RevArr(0 To 9, 0 To 750, 0 To 282) … |
 | honestly, could someone come up with a simple method on how to link vs.net 2002 and ms access 2003 |
| | Hi, I'm making a custom sound class, basically, outside the class, I mesh several sounds into one byte array. Thats fine, It's not a problem. Now, I want to play one byte at a time. Long story short, I can't use DirectX or simply give the program a huge byte … |
| | Hello! I just want to ask how can I save the value of my first column of my listview to sql? I'm using OLEDB by the way. Thank you very much! God Bless. :D |
| | I face a problem in combo box item selected and i don't understand what should i written actually i want that if combobox1 .items=1 then it show the value from table where its match then1 and else if value 2 then it show all the value which match with 2 … |
| | Dear Daniweb Team I am new to vb.net and doing some experiments with it. Trying to make a small application for personal use. I have some WORD files, which are formatted using bold, italic and colors etc. I want to copy entire content of word file into SQL Server table … |
| | I've been scouring the Net trying to get my head around using VB.NET to save information entered through text boxes on my form into an Access database. Most of what I see so far shows me how to display records already entered into the database and update the table, but … |
| | hello! every 1 I have made a project on offline railway reservation ticket and cancellation and management.. wel i have included following things: form wise 1}welcome page (containing news , updates about the software ) 2}registration n login page 3}main menu (Containing links to all tools and services i included … |
| | have this situation.. i have 5 checkboxes..and then i want to save the checked checkboxes on the database..how is possible? say for example checkboxes 1 2 3 are checked..how can i put them in the databse? i am using my sql.. |
| | Hi friends i have some problem in understanding a particular line of my code in VB.NET and I am new to VB.NET . Can any one please do explain this to me? Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click What does ByVal mean here? |
| | Hi, I m newbie in vb.net. Please can someone help me with crystal reports in vb.net with backend as ms-access 2007. I want my report should be printed by dataset populated via query. Please help me with some sample code. Thanks |
| | Gud day.., I need help. I'm doing a program and I want it to have a search button to search within a range of date. From and To. I dont know how to code this.. thank you,.. |
 | I am using VB 2008 and have a datetime picker. I wam trying to use this value in an INSERT command to load in to a table but I just can't get it to work. I debug it out which shows something along the lines of "24/03/2010" but it just … |
| | Hey! I'm trying to create a app that will add some reg keys. But I need to change the default value. How can I do it? I don't work :@ [CODE]Imports Microsoft.Win32 Public Class Form1 Dim regstr As RegistryKey = Registry.ClassesRoot Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As … |
 | Hi Everyone, I have a form with multiple tabs that allows the user to insert data into a customer table. The ID is an Identity column. After a row is inserted into the database I would like to retrieve the ID number for that row that was just inserted into … |
| | Hello, I am trying to create a "stock Price Program" for an assignment that will allow you to type in a stock symbol such as "goog" in the client side and the server side will respond with a price for that stock symbol, this price can either be hard coded … |
The End.