20,284 Topics
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| | I am using the following to send a string to the application on the foreground. But it's no good, as it for some reason only accepts numbers, and letters in uppercase. But I also need to send letters in lowercase, and slashes and backslashes etc. Can anyone help me achieve … |
| | Firstly, Sorry for the long post :) Im currently creating a training database for use within the business (not done many getting used to coding) I used MySQLMaestro to construct the datagrid and have modified it to suit most my needs. however i have one issue that i cant resolve. … |
| | HI! I'm currently working on a utility software, file compression, with VB.Net. And using an open source library to compress and decompress files - DotNetZip - and already running. My friend told to make it unique and not traditional, that I make the output compressed files cannot be opened with … |
| | Hello.. I am developing a windows app and i have a form in which i have 2 datagridviews.. dgv1 is the main gridview with checkbox column and when the user checks the box, that row should be visible in dgv3 (other datagridview).. The code i used is : [CODE] Imports … |
| | Hey all, Came across this site while scouring the web for a solution to my problem. All of the answers on here seem very helpful and non judgmental. That is hard to come by in a lot of programming forums, so thanks. My Question. I am using VS 2008 and … |
| | Can anyone help me to do this : Select previous field based on previous field in sql. I had tried a lot of ways but it seems doesn't works. [CODE]Select alert_value , year_id from company_alert where year_id = "2010" and year_id = year_id - 1 group by year_id[/CODE] could anyone …  |
| | hello friends, how can i design a region in vb.net form(windows application), such that when i click any point inside a region a new page opens. my problem is that the region which i want to define through it is very complex..its a combination of a rectangle and another shape. … |
| | Hi All, Been reluctant to drop this on anyone as I wanted to resolve it myself but alas it has got the better of me. I am trying to do an insert into an Access 2007 DB but keep getting a syntax error even thougt I can get the generated …  |
| | i have used flash file (SWF) in .net 2003 winforms. some time occured in the following errors "Child is not a child control of this parent" please help me : how to rectified and give to any solution. my Code is : Me.flaRandH = New AxShockwaveFlashObjects.AxShockwaveFlash flaRandH.Movie = Application.StartupPath & … |
| | So, my Vb 2010 midterm project is due a 8am (about 2 hours). I have coded almost everything I need. Just before I was about to submit this, I noticed in the instructions that hours needs to be included as well. I have been trying to do this for about … |
| | ' I want to get some idea about my new project I my project take the text from web site to text box and that the code coming like this exam: #DESCRIPTION ---------- 1 ---------- #SERVICE 1:0:1:1FAD:2454:13E:820000:0:0:0: #SERVICE 1:0:1:1FAD:2454:13E:820000:0:0:0: #DESCRIPTION ---------- 2 ---------- #SERVICE 1:0:1:1FAD:2454:13E:820000:0:0:0: #SERVICE 1:0:1:1FAD:2454:13E:820000:0:0:0: >>>to end ok … |
 | hi all! i'm not sure where to post this. i hope i'm posting at the right section. previously i use formula as below; [CODE] Dim total1 As Label = CType(e.Item.FindControl("total1"), Label) total1.Text = e.Item.DataItem("receivable").ToString * 365 / e.Item.DataItem("revenue").ToString[/CODE] note that the 'receivable' and 'revenue' are taken from database(mysql) however,if the … |
| | Guys I just want to inquire if it's possible to create a program that can lock not only the application but the whole system(PC)? What I want is that, if my application wasn't used within a specified time frame, it will automatically o\lock the whole computer and it can only …  |
| | hello I'm NOT new to vb.net but i have never used a UserControl in the following manner: In need to make a UserControll that can be put in a list of them depending on how many the user chooses and then if there are more than 4 to have a … |
| | I have made a crystal report with subreports, In my subreports I have added commands like: SELECT * FROM Orders where orederID = {?orderID} When I run the report in viewer the report prompts for the orderID with a dialogbox. But I have several subreports that requires the same orderID … |
| | Hello, i was wondering how would i make a search kind of thing, for example if string1 contains all the words in string2 words. like a search(not just if string1 contains string 2). it should work something like this: If string1 is "an apple" and if string2 is "djsjfsfg apple … |
| | [CODE]Public Class Form1 Private Sub Button1cmdRun_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1cmdRun.Click ' Variable declaration & initilization Dim hour As Integer Dim minute As Integer Dim second As Integer ' Validation If IsNumeric(txbTotal.Text) And txbTotal.Text Then >= 0 Then ' Total number of seconds Dim totalSeconds As … |
| | Hi, i am still a beginner in vb.net, please help me.. My question here is when i input data to a textbox1 and then i press enter using keyboard, then another description will appear in textbox2. For example, i have to key in a company's code: A001 into textbox1, after …  |
| | Hello dear i want to Identify filled rectangles in picture given picture in vb .net. Please help me in this matter. please |
| | Hi All, I have noticed that there is another thread about this matter, but could not quite get my head around it. Basically I have to create an application which is a quiz. According to the users score it will then determine what level of skill they have. I know …  |
| | Please help me I am new to VB.net and I want to create a pop-up window in VB.net Thanks  |
| | i m using following query for inserting data into my database... everything is ok but whenever i restart my form there is no data in my tables :( do i need to use commit statement ?? if yes then how ? [CODE] Private Sub Button1_insert_Click(ByVal sender As System.Object, ByVal e …  |
| | hello friends, how can i perform a label click event using the code only. like in button we have a code like me.button1.performclick is there something like in label thanks in advance.... |
| | code: Dim N As String N = InputBox(Combo1 & " search") adodc1.recordset.find Combo1.List(Combo1.ListIndex " ' = ' " & N & " ' ") if adodc1.Recordset.EOF then msgbox "No File Records" end if |
| | we have our system running but our system needs to be modified because we did something wrong...we are doing an "Internet monitoring System" in our school library where the user can only access the internet 1hr a day, and he/she cannot use the internet within that day if he couldn't …  |
| | Hello! I would like to ask if you guys know how to convert 1 to 00001? For example, I have an item in my database with an ID of 00001. When I add another item again, it must increment already to 00002. But when I try adding one, the next … |
 | 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 … |
| | 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 … |
 | 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 … |
| | This is a loong story, if you are a student in high school, you might have the idea what "FBLA" is. Let me just state my questions: ( Keep that in mind, i learn vb.net for almost half an year, dont know how to do the data base yet) So … |
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