20,899 Topics
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| | Friends... I'm doing INVENTORY project... front-end : vb.net back-end : Access I'm having PURCHASE, SALES tables... Now i wanted to send E-MAIL(with OPTIONS LIKE: ATTACHMENTS, to specific E-MAIL address, to ANY NUMBER OF E-MAIL ADDRESS, CC, BB) when i click BUTTON... i don't know how to do this... please help …  |
| | Hi I am using vb.net 2008 and sql server 2005 in that one form contains the richtextbox from that richtextbox i am saving the questions in database now i want to change each questions font and size. can anybody help me! |
| | OK, this one has me baffled. I'm trying to teach myself more about recursive functions, so I'm making a prgoram to figure out the Knights Tour ([url]http://en.wikipedia.org/wiki/Knight's_tour[/url]). It went well until I tried to run it. It stops randomly between 2,000 and 3,000 iterations with a Stack Overflow Error, yet … |
| | Hello I have a datagridview, and I would like to run some queries (fill queries). when I run a fill query, my dataggridview show only one row, depending on the query parameter. How can I run a query multiple times, without removing the previous rows? I am using the: [CODE] … |
| | I am quite confused how to encrypt the password store in the database so that if the database found by pupil it cannot take password from the table .Anyone can show me how to encrypt password .I m using microsoft acess as the databese. please help ....thx |
| | I have a listview that is filled with an sql query from temp Sql DB that is created from a program that run from textbox inputs, which writes this db. When the select button is pushed it query loads the listview. Sometimes their may be "0" or null values in … |
 | When you are programming web pages it is very important to optimize your code for better and faster performance. In this part I will show you how to optimize code for filling multiple dropdownlists with data from Microsoft Access. The same thing is with SQL Server. I'm using asp.net 2.0 … |
| | i have this .xml file read and display at runtime by vb.net2003. the .xml file is the database which contain various data and its not for adding more data or edited by user so i need to protect the file so that my code can read and display those data. … |
| | hi im sorry if this isnt in the right forum but i cant seem to find any threads in this. i cant seem to create a datetime object in vb.net with datetime string that's in this format "hh:mm:ss tt MM/dd/yy". The error im getting says its not a recognisable string … |
| | i have bit tricky kind or problem. i need to get values of each textbox in loop with different names,i have three row (name,telephone,email)and off course three textbox ,can any one help how to get in loop ,i need to insert them in database [CODE] Dim arr() As String Dim … |
| | i write following statment in my code [CODE]Response.Write(arr(0).ToString(), arr(1).ToString(), arr(2).ToString())[/CODE] but it gives me an error [COLOR="Red"]Conversion from string "xxx" to type 'Integer' is not valid.[/COLOR] althought array has values like this arr(0)='erum' arr(1)='dsds' arr(2)='sdsd' arr(3)='Nothing' [CODE] Dim arr(3) As String Dim record As Int32 record = 0 [/CODE] i … |
| | I have a serial LCD Display that i am developing an application to manipulate. The problem that i am having is that i need to send commands to the device in HEX format. I made a program that takes user input, converts it to HEX, and then inserts its own …  |
| | Hey guys! Im looking for a class or code in VB.NET that can convert a black and white image in JPEG format to a grayscale TIFF format. Any1 with some idea or source i can get? |
 | I use: Visual studio 8.0 MySql database Two table's: table :Groups, two fields : groupnb,groupdef table Article,three fields : articlenb,group,articledef I want to show with the DataGridViewComboBoxColumn two fields from [COLOR="Red"]groups[/COLOR] table . But i want only link field "articlenb" to column, but a want o show filed "Articlenb" and … |
| | Recently, I have been assigned the task of tracking training records used by multiple departments within my company. Before, they would fill out ISO Standard Forms that are built in MS Excel and save them in one folder. This folder held ALL of the documents used by multiple departments, training … |
| | Hi everyone I would appreciate it if someone can point me into right direction. One section of my latest project idea involves linking several form controls to the Google map (distance calculating section), which is area I’m not familiar with. What I would like to achieve is following: (VB2010) I … |
 | I'm trying to bind an Array to a DataGrid using VB.NET (2008), and I get an error. Array was not one-dimentional array. Any pointers? [CODE] DataGridView1.DataSource = arrProv [/CODE] Size of array: arrProv(4,21) |
| | Ok, so, I'm trying to copy an array starting at a specific based on the number of variables I have. I have the program give me the number of variables. What I need is to copy the original array, UnsortedArray, start at the index of var + 1. I have … |
| | ive got problem with storing result of SELECT query in vb.net. im using sql. i want to use database_A result query as an argument in another database_B. i want to know how..could you please help me. what i have try to do is try to store select query from db_A … |
| | hi..is it possible to run SQL query periodically in vb.net? my system should update database B if there is an anamolly happen in database A i just wanna run UPDATE query periodically every 5-10 minutes plz help me |
| | i have already completed my projects by using visual basic 2008 express but i want to know is it possible for me to add a video in splash screen..after the 10 seconds video finish, i want the want the main form to be appear.. how? |
| | Hello, I am having an issue with a data filled combo box. I can not put my finger on why it is giving me the "run-time error 424 object required" error. The code is simple and the data is there. [code] Dim sSql As String Set rsMfg = New ADODB.Recordset … |
| | Hi i thought of an idea, making a program that me and my friends could use as an instant messaging thing. Like the user types what they want to say and they send it, then that goes to a server that i would create and the server would send it … |
| | I'm well versed in creating a setup file in VB .NET, but am working in the older VB 6.0 on an older project I've been asked to maintain. How can I create a setup file in Visual Studio 6.0? Thanks in advance! Halbo (More than a name; it's ... Dim … |
| | Cant get the following program to display the decision in the listbox. Suggestions/corrections????? (visual basic 2005 Express edition) [CODE] Public Class Form1 Dim pupil As Integer Dim number_of_pupils As Integer Dim pupilname(4) As String Dim age(4) As Integer Dim score1(4) As Integer Dim score2(4) As Integer Dim totalscore(4) As Integer … |
| | Hi, I have am interesting problem that I cannot think of a solution for. I have an VB.NET application. This Application is permanently resident in memory and minimized to the tray area because we use it very often. The problem comes in when we VPN into a client's site. These … |
| | I have a tabcontrol and two tab pages on the tab control. There are some fields on the tab pages which are databound to access database table which are populated using dataadapter. There is functionality to calculate total of the fields on both the tab pages when I click a …  |
| | hi to all! i am a newbie in visual basic programming and have been currently assigned a project for developing a small HUMAN MACHINE INTERFACE. can anybody help me out how to start and how to proceed. i'll be very grateful to all who answered. Thanks |
 | Hai everybody. i am in trouble. As the part of my training programme i have to create a simple application in vb.net. i need to connect a local database to the application. I am a newcomer from a Govt. Polytechnic college located in South Kerala(INDIA). I haven't any experience with … |
| | I'm creating my second application. I'm not very good at coding. If i make dump mistake please bare with me. I can't get this Progress bar to work, I tried few steps. I'm writing this application to copying the Host file to a folder in desktop for troubleshooting purpose at … |
| | I have to write a small program that averages the scores for an array of baseball players for 4 seasons. I'm having problems with 2 parts of my program. First, I need to write an event handler for the TextChanged event that searches the input when the user types info … |
| | Hi every one, please could you help me in my project!! I'm trying to design a words game that's give you the first two letters from the word and you insert the rest to make a word (for now I'm just using "co" as example and I have just one … |
| | I'm creating an program that needs to delete/overwrite an image called "Image.jpeg" i have to code to upload already, but i need to be able to overwrite image.jpeg, so i was thinking of: delete file, upload new version or: overwrite file the problem is that i can't find anywhere how … |
| | I am working on a web application in silverlight. i want to use msmq to send data to the remote server in offline mode. I have absolutely no idea about msmq, except for some basics. i used this link to create triggers, rules and queue [URL="http://www.left-brain.com/tabId/65/itemId/1690/pageId/3/Pro-MSMQ-Microsoft-Message-Queue-Programming.aspx"]http://www.left-brain.com/tabId/65/itemId/1690/pageId/3/Pro-MSMQ-Microsoft-Message-Queue-Programming.aspx[/URL] I created a private … |
 | Greetings All, I've been banging my head over this problem for some time, any advice would be greatly appreciated. I have 5 strings that are pulled from the database. The strings are dynamic so their lengths will vary. I want to place those five strings in a richtextbox control, which … |
| | anyone here can help me to make and sample codes for class variable and class methods using the static keyword in vb.net.. thanks |
| | A short semi fast flood fill. If anyone has trouble with this, please post. I'm about to run it on 10+ million shapes. There always seem to be a few unique situations where something doesn't work. Public Sub Fill(ByVal bmp As Bitmap, ByVal pos As Point, ByVal color As Color) … |
| | Can someone look at this code and tell me why I am getting errors and warnings. I have everything just like the book says but it doesn't work. Here is the code: Public Class Form1 Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load ' Class-level declarations … |
| | I have a macro that uses "If Then" to choose what macro to run based on the ActiveCell. I would like to use the Select Case method instead, but need help to do it. How would I change this code? Private Sub Workbook_SheetChange(ByVal Sh As Object, ByVal Target As Range) … |
| | Hello, I have a very strange issue and am not sure why it is happening or how to prevent it. Envionment: .NET Framework 3.5 WinForm application C# VS2008 Pro Issue: I have a WinForm containing a TabControl which has a custom usercontrol on two of its TabPage. The usercontrol i … |
| | I need an code to go this page: [url]http://steamcommunity.com/groups/KiFFERSTUEBCHEN/members[/url] And grab the data beetwen: [url]http://steamcommunity.com/id/[/url] and " [CODE]href="http://steamcommunity.com/id/otti">threeD</a><br />[/CODE] so it will grab in this case the word "otti" Theres a lot of lines like that, so i need a code that grab all the specified words of the page … |
| | Hi All, I have a problem with a datagridview (7 columns) of which last 2 columns are combo boxes. The datagrid view was set in design view with column names same as a table called OccRecStaff but without a datasource. Although the datagrid view works perfectly for the first 5 … |
 | Howdy Folks, I'm working on a program that does a bit of color-coding in a datagridview. My problem is that when a row is selected, the color-coding goes away since the normal behavior for the datagridview is to change the back-color to blue and fore-color to white. What I want … |
| | Hi, I am using VB 2008 Express to connect to an Access 2007 database. I have a combo box named cboYEARMONTH that is populated by the database. I have this part working great. When the user selects a YEARMONTH with the combo box I want the SelectedIndexChanged event to initiate … |
| | Hi everyone, I hope you can help me. I am using vb.net and trying to delete a row in an access database. Firstly, I find the row and confirm there's record. If there's a record I ask for deletion. I am using the values submitted via a text box. Here … |
| | Need a simple way to play a wav file on my form...HELP! |
| | am using sql 2005 and vb 2008.i need to compare dates and select matching records betweem a selected date range.say records between 11/13/2010 and 11/20/2010.e.thing is working ok except when it comes to selecting dates between 11/1/2010 and 11/9/2010.this is happening because when am retrieving the dates from database,its being … |
| | I'm just trying to make a cash till and something is wrong because when i try to execute it it just freezes. I think something is wrong with my loop, also i don't know how to refresh my sale total when i click clear order. It clears it but when … |
| | Hello all, When you first open a professionally made application a dialog box appears with an "install wizard" that lets the user install the program to a specific destination on the hard drive and among other thing change some settings. How do you make one of these using visual basic … |
| | Hello all, In lots of applications there are copy,cut,and paste buttons where the user can highlight some text and click "Copy" or "Cut" or "Paste" and then the program would do the corresponding actions. I was just wondering how to code such a button in Visual Basic 2010? Thanks in … |
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