20,899 Topics
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| | I am very new in VB.Net. I can read the integer with no problem at all but I just cannot extract the equation I enter. I enter A+B, I can read it no problem, but how do I extract the equation information to make the two number to add together … |
| | I HAVE PHOTO ATTACHED I'm trying to come up with some code that will make the 'Acct #' label and text box ONLY appear when some text is typed in the text box beside of 'Prime Broker', 'Custodian', etc. Can anyone help? Thanks.  |
| | hey all, i have a project that is like a server and a terminal interface. the server is the one that can only make changes in the database and the terminal is more of storing what is in the database. here is the problem, i have stored a PDF file … |
| | hi experts i m using fallowing code for update, delete and save data it's working very well when i save new recored but when i update and delete recored it's showing error message [B] "Dynamic SQL generation for the DeleteCommand is not supported against a SelectCommand that does not return … |
| | I wrote a custom web service to submit a form from sharepoint to sql. The form works properly and says the form submitted sucessfully but no data is stored in sql. I am pulling my hair out. Any help would be appreciated. Code is below. [CODE]<%@ WebService language="VB" class="Submit" %> … |
| | I have a very complex multi-page form I am developing in the Crystal Reports which is included in VS2008. There is always 1 Page A. There may be 1 or more page B. There may be 1 or more Page C. Page A has 7 subreports and a header from … |
| | I am a beginning programmer and am having a problem with adding a record to a customer table in a Microsoft Access database. I have worked for hours reading my textbook and troubleshooting to no avail. When I execute this code below the record is not added and I do … |
| | Help needed please. I have a VB.Net solution using a web service that was developed by another developer and has been working for years. Now all of a sudden it fails with this error message: A first chance exception of type 'System.Configuration.ConfigurationException' occurred in system.dll Additional information: Unrecognized configuration section … |
| | Hi, Am getting this error "System.NullReferenceException: Object reference not set to an instance of an object." This error comes when i am trying to export crystal report in excel format. Exporting to pdf works fine though. On local development machine, exporting to pdf and excel works. On server, only exporting … |
| | Hi, what I am trying to achieve is to extract a certain word from a .txt file, eg. "word". I am also running an XML file into a dataset. Within this dataset I want to locate the column which has the name "word" (same string from txt file). Once I … |
| | Hey there, I am having a little trouble with my select statement. It works grand until I but a where clause in. then I the follow error [I]Syntax error (missing operator) in query expression 'MacStatus where((Rating =70 ))'.[/I] This is the string I am submitting to the DataBase . [CODE] … |
| | pls u need VB codes extract frames from a webcam and convert to greyscales |
| | i want to insert only integer value from front end. Example- i have a textbox1 in a window form. i want to insert only price in integer. if i write a string value in it, it display a msg to please insert correct value. |
| | How can I print a mathematical formula in a form? For a example I found in wikipedia a guide to do it in HTML: [url] [URL="http://en.wikipedia.org/wiki/Help:Displaying_a_formula"]http://en.wikipedia.org/wiki/Help:Displaying_a_formula[/URL] But how can I do it in VB2008, showing the formula in a form? |
 | hi, i got an problem i wants to update the serialnumber in the database, if i was updating the serial number as (for eg: 3 in place of 4), it was updated. if i was updating the serial number as 3 in place of 4.. here serial number 3 is … |
| | Hello, I'm new to vb. Basically, I want to learn how to remove the last part of a string if its seperated by spaces... For Example (How to change): "John said 687" To "687" or "John decided to say hello" To "hello" in otherwords, the last word of the string, … |
| | I am trying to build a VB.NET 2005 windows app which gets cars info from a webpage(webapplication) that has a username and password. I was able to programmatically login to this webpage(by automatically populating the input boxes using webbrowser control) And after I logged in, I could view the cars … |
| | New to VB.NET How do you create a label which is'nt associated with a handle so that it displays the data when the form is loaded with clicking it etc? |
| | Hello everyone, I'm trying to implement windows form with data grid (or anything you say is better) which should represent a hierarchical data. This data are stored in a xml file which structure is as follows: [code] <elements> <element> <term>name of element</term> <subelements> <caption> <term>caption name</term> <subelements> <caption> <term>caption 2 …  |
| | how to m a Win+D action button visual basic ?? GR Kevin (Kzip) |
| | I apologize for not knowing the proper terminology. I'm trying to connect to a database, and the tables appear, but there are no entries in them! What did I do wrong? [CODE] Dim MyConnection As OleDb.OleDbConnection Dim MyAdapter As OleDb.OleDbDataAdapter Dim MyCommand As OleDb.OleDbCommand Dim StrConn As String Dim StrSql … |
| | I'm writing a batch publishing program in VB.NET using VS2008. My program is a Windows form. The program spawns a process called "xtop". The process converts one CAD format to another. The conversion process demands heavy CPU cycles. The user will add "jobs" to the batch. The batch program will … |
| | hi, i was got an error, iam using a code to auto increment of serial number, but the problem is selecting the serial number from the database it was insremented from first number itself like as 1,2,3 it was incremented from 1 itself,, i wants to increment the data from … |
| | Dear Sir, Table Employees has data as follows sno----name 1------Eric 2------Boris 3------Bill Whien I enter "B" in text5 and run following codes then it show error message as [CODE]IndexOutOfRangeException was unhandeled There is no row at position 0I have two question[/CODE] 1) Why it does not select name begins with … |
| | Dear Experts How to display the value of variable abc as tooltip text on picture1 dim abc as string abc=trim("Click to rotate picture") Please help |
| | Hi, I have an icon file (32x32) and I added it as application icon in the properties and it is coming fine only if the view is set to "Medium Icons" else it is showing only the default icon. How can I add all sets of icons to an application … |
| | hey everyone need some help again, i have two computers both running in vista ultimate. one is a server and the other is like a terminal. my problem is, how do i connect the terminal to a database which is in the server? please provide me a step by step … |
| | I'm using mysql database..I have forms setup main form has datagrid..you can add to this datagrid and save to datbase with my add form and it works fine. I can delete from the datagrid and it works fine...when I select an account to edit is when I have my issue...form … |
| | Hey all, I am having a little trouble with my sql and VB.net I think There it is I want to select records from a customer table which is like what the user types in (So they don't have to be exact matches. The statment runs but I don't think … |
| | Hi again I've acquired a strange effect in the program that I'm writing to drill balls with holes at various angles over the surface. The code reads in data from a text file that is read into a number of public variables. These values are then read back when the … |
| | Please give me the code to plot a graph when integer values of x-axis and y-axis are feeded... |
 | Use visual basic 8.0 Dymo labelwriter 400 Installed Dymo labelwriter 400 Software Development Kit (SDK). My problem is that there is a label is printed, but the mylabel. SetField are not included in the barcode label. The default values are printed. The object name in the label are correct (OText1 … |
| | Dear Experts I use following codes to select data in ListView1, given value in textbox1.text. That codes work fine. Textbox1 data is integer and DataGridView1 first Column Value is Integer. I want to locate this value in Grid. My question is how to select data in DataGridVeiw, given data in … |
| | Can anyone help me out to have the code & steps to have the crystal report in my application... |
| | Dear Sir, SQL Table employees has data as follows sno--name----img-----img_path 1-----A----Binary---D:\C2009\BITMAPS\PICT.JPG 2-----B----Binary---D:\C2009\BITMAPS\eric.JPG Now I want to display picture in picturebox1. To do this I use this codes, but it does not display picture on this line: Dim arrPicture() As Byte = CType(dt2.Rows(0)("img_path"), Byte()) it shows this message, please help Unable … |
 | i have a ASCII file that contain 3 line of numbers as below: 307.1642127.1642334.3412154.3412[COLOR="red"]3[/COLOR][COLOR="red"]34[/COLOR][COLOR="red"].[/COLOR][COLOR="Red"]3412[/COLOR]88.2652 271.330896.104 127.1642307.1642285.1534105.1530[COLOR="red"]285[/COLOR][COLOR="red"].[/COLOR][COLOR="red"]1532[/COLOR]87.3500 272.2500214.227 285.1532105.1532307.1642127.1642[COLOR="Red"]307[/COLOR][COLOR="red"].[/COLOR][COLOR="red"]1642[/COLOR]87.2001 272.395952.055 i just want to extract red number which is its stand for angle/azimuth ... so how can i do that in vb.net? the problem here is its not separated by any … |
| | hi frnds, i was a get a problem, i want to update the serialnumber by using a text box,,,, suppose i am updating the serial number as 3,,,,it was updated,,,, but if i wants to update the serial number as 4 ,that is already in the database it is also … |
| | hi how to insert default year in database by uing a textbox in button click event. here iam asp.ent with vb.net database is sqlserver-2005. pls give me code |
| | I use Microsoft Visual Basic 2008 Express Edition and I am begginer in computer networks. I want to make two PCs communicate via network using server/client I followed the example from this site: [url]http://www.eggheadcafe.com/articles/20020323.asp[/url] (VB.NET TCP Client/Server Socket Commmunications) When I run the applications server and client in one computer … |
| | Hi there, I'm just wondering if anyone can help me with this. As stated in the title, I need to simplify my code. Here's my sample code: [CODE=VB] textbox1.Text = name(1) textbox2.Text = name(2) textbox3.Text = name(3) textbox4.Text = name(4) textbox5.Text = name(5) [/CODE] I'm thinking about making it like … |
| | Hello, I have made my program but I want to give users the option of choosing a custom color for text. I have an inputbox that works and then converts it to Color.whatever. But seeing as the user types in what they want and it is not done by the … |
| | when i get system date and add some day or month or year then i want next date as per requirement.please give me some valuable suggestion. |
| | I am using VS2005 version of VB.Net programmer. I wanted to use the user input but most people tell me to use console...but I cannot use this function since my version is different, it will not show any results. I found that using mask textbox can use to read the … |
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| | I've used 3d control magic for VB.NET to create shaped forms. When I bulid my project to create an exe, I want to include 3d control magic.exe into it, to be installed automatically in the clients computer. How can I do that. plz help. thankx in advance |
| | Hi, I have small application which shows an alert in every 45 mins....( to take a break from work :) )..... It is a normal windows form with a timer in it and in every 45 mins I am invoking a message box. I am able to make it work … |
| | Hello, i want to make a program that that can email a message like you enter the recipient email address and then the message and then send. So i dont hav any idea on how that works or if its possible to make something like this so any help will … |
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| | I am working in vb.net, visual studio 2008, with the crystal reports that comes with it. I have a push model: creating a dataset, putting data into it, making that a report source, and putting the report source onto (or into) a crystal reports viewer control (not neccessarily in that … |
 | I would like to know how to loop a connection or close an existing connection. heres the code i have to connect [CODE]Imports System.Net.Sockets Public Class Form1 Dim clientSocket As New System.Net.Sockets.TcpClient() Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Try clientSocket.Connect("ServerIp Goes Here", Server port … |
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