20,285 Topics
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| | hey everyone, i am to create a database filled with pdf files and its stored into binary. i was able to convert each file into binary but the problem is dat now i cant display it in the viewer.. can someone help me? i remember that i used to do … |
 | Hi group, It's been some time since I last posted. It's good to be involved in programming again. It's been much too long. It's been a while since I've written code that would write to a SQL database. It seems like the connection string is correct. However I'm getting a …  |
| | somebody please help me with swapping pictures in a picturebox using only 1 button in visual basic forms 2017 https://www.daniweb.com/community/contribute#swapping  |
| | So my problem is that when I type for example "prod" in the SrchTBox and then click SrchBtn, it will only highlight "Product 2" but not "Product 1" even though they both have "prod" in their item name, how can I highlight any 2 or more relevant items? Also, how … |
| | My teacher said that there was a bug in the code where if you run the program and didn't select an item then click a button which you selected an item in the listview and a message box appears, there will be an error where it will say ''InvalidArgument=Value of …  |
| | <LEGEND ><b><%=pagetitl%>:-</b></LEGEND> <div id="container"> <div id="dynamic"> <table cellpadding="0" cellspacing="0" border="1" class="display" id="example" style="width:98%;" > <thead > <tr style="background-color:#E6E6FA;border-color:#a7c9de;"> <th style="border-color:#a7c9de;" >File ID</th> <th style="border-color:#a7c9de;" >Title</th> <th style="border-color:#a7c9de;" >Name</th> <th style="border-color:#a7c9de;" >Last Refresh Date/Time</th> <th style="border-color:#a7c9de;" >Refresh Now</th> </tr> </thead> <tbody> </tbody> </table> |
| | Hello, please, can you help me work on the graduation project and I am having difficulty with coding. I want a code to call data from an Access database in the language of Fagul Basic 6  |
 | hi, I got a string and it look like : "test : this is a test. for me." How can I remove the first charakters? At this example I want to remove the characters "test : ". How can I do this? I know how to delete from the end, … |
| | Hi, all I've a question, i have a series of links and need to put it in a specific point of a static string, that will need to stay with every cycle and don't want to lose it I make this one till now: Public Class Form1 Private Sub Button1_Click(sender … |
| | I am very new to VB.NET. That said, I have developed a windows form that utilizes an SQL Server back end. I am developing using Visual Studio 2008 and the 3.5 Framework. The SQL server is 2005. I do not have any warnings or errors, and the project compiles without … |
 | Now I am going through a project with colors. And then I think that if I try to display color values with their names in a simple combobox, it could be amazing. I tried and did it and it is looking like  And  And finally the … |
 | Like the title says, I'm trying to coloring an empty cell in bounded datagridview. I've got this code to coloring a cell with specitic value and is working well. This code is in the DatagridviewCellFormattingEventargs. If e.ColumnIndex = 5 AndAlso e.Value <= Date.Now.ToShortDateString Then e.CellStyle.ForeColor = Color.DarkGreen e.CellStyle.Font = New … |
| | Hello All, I've only just started to develope some code in VB.net and i have very little experience in it and some of the "instructional" web pages are very confusing to my dyslexic mind. The scenario is as follows: - I am connected to a server via VPN, but the … |
 | Hi guys im using VisualStudio2017 to make a chat program from a youtube video i keep getting an error and wondered if one of you might be able to help me out. Exception thrown: 'System.InvalidOperationException' in MySql.Data.dll The code: Imports System.Security.Cryptography Imports System.IO Imports MySql.Data.MySqlClient Module Con_Add Public usernamefriend As … |
| | I want to store startup settings for my projectd. When I go to the project properties/settings, it's empty except for a link that says, "This project does not have a default settings file. Click here to create one." When I click the link to add one, it says "The system … |
| | 'Column named Quantity cannot be found. TextBox1.Text = DataGridView1.CurrentRow.Cells("Quantity").Value.ToString TextBox2.Text = DataGridView1.CurrentRow.Cells("Total").Value.ToString TextBox3.Text = DataGridView1.CurrentRow.Cells("Price").Value.ToString TextBox4.Text = DataGridView1.CurrentRow.Cells("Description").Value.ToString |
 | I create new Windows Application in vb.net with target frame work .net 5.0 But i cannot not Click at Add Project DataSource:  This what it must look like:  What must i do or install to fix this problem? thank you in advance, André |
 | Hello guys, I'm new to VB.Net programming and Daniweb community as well. I'm developing a software in VB.net. But the problem is that I don't know how to create Invoices after taking the Sales Order. I'm in an urgent need of your valuable help you could provide me. Thanks in … |
| | How can read line in file that line have recordor examplethe file: date new_cases new_deaths 2020-07-30 665 10 2020-07-31 590 9 2020-08-01 - 0 2020-08-02 - - 2020-06-04 738 8 2020-06-05 779 - 2020-06-06 770 5 4 line it is not record new_cases or new_deaths so wae ignore the line …  |
| | The user is going to enter the product number, then the program must be able to open the file, read the information of a inventory in the company, capture the information into an structured array and display the specific product with its information in the labels. all this using a …  |
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| | Hello all I have a form with two datagridviews. Grid A is polulated with orders from DB, grib B has an empty table with the same column name as grid A. Im currently draging orders from Grid A onto grid B. My isue is that since grid B has only … |
| | Hello I have created awhile ago in VS2017 an application [application A] with CR sp21 which works fine. Now Ihave another application [application B] created in vs2019 with CR sp29. When I install app B on the same pc where App A is installed the CR wont work so I … |
 | What are the top learning management systems for corporations? And how it helps for employee training? |
 | Dear all i want to know how to show particular records from database by select any record from combobox what is the coding and how to display record in another textbox by selecting from combobox like if you choose any record from combobox it will appear in textbox, in image … |
| | Dear all i want to know how to show particular records from database by select any record from combobox what is the coding and how to display record in another textbox by selecting from combobox like if you choose any record from combobox it will appear in textbox image is … |
| | This is the code i have. My vector is a 5x4 string vector which get test scores from a inputbox to get displayed in a listbox. I want to find the avergare in every test score so im trying to convert the elements from StudentsScores (my string 2d vector) to … |
| | Hello, I'm trying to write data to an INI file, I've got some code to read it: [http://pastebin.com/Jpwf8XJM](http://pastebin.com/Jpwf8XJM). I've tried to modify this code to get it to be able to write to INI files, but I haven't had much success. I know there are DLL's designed for this, but … |
| | If Me.cbobraketype.SelectedItem = ("Rim Brakes") Then braketype = ("Rim Brakes") price = "£120" braketype = ("Rim Brakes") ElseIf Me.cbobraketype.SelectedItem = ("Disk Brakes") Then braketype = ("Disk Brakes") price = "£150" braketype = ("Disk Brakes") End If 'choose type of frame If Me.cboframetype.SelectedItem = ("Aluminium") Then frametype = ("Aluminium") End If … |
| | Please Provide me the sub Query for the below table that the rows must be unique and make sum of it. This is the SQL QUERY THAT I AM USING SELECT Admission_Fee.srno, Stu_Data.clsname, Sum(Stu_Data.adm_fee) AS Gross, Sum(Stu_Data.Final_adm) AS Final, Sum(Balance.Admission) AS Paid FROM ((Stu_Info INNER JOIN Stu_Data ON Stu_Info.Regdno = … |
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