Hey community,
how can i show the connected USB-Device like keyboard, mouse, webcam and so on?
Or how can i search in the connected USB-Devices, if I know the name …
Still the code was throwing exceptions until the function shifted to a shared function and the code was as below. Now it works smoothly.
Shared Function SearchComPort(obj As sComObj) As …
Hey community,
how can i show the connected USB-Device like keyboard, mouse, webcam and so on?
Or how can i search in the connected USB-Devices, if I know the name …
I continue this thread because actually I've re-written some C# code, that communicates with a usb device, in Visual Basic.
The thing is that when trying to find the COM …
Hello,
I want to have a manual IP-input-box like windows.
I tried by MaskedTextBox but the problem is, the 3 pionts are sliding when i insert some numbers and …
I adjoint the project once again because I found it was throwing errors, did you find any? If you find any further error please let me know.
Please tell what's wrong in this code.. I am using 3 DateTimePicker.. I think that line has some problem...Please Help..
"Error in Line 4- System.NullReferenceException: 'Object reference not set to an instance of an object." Private Sub btnsearch3_Click(sender As Object, e As EventArgs) Handles btnsearch3.Click Dim vSearch As String = …
To get error line number I would enclose inside a try-catch.
"Error in Line 4- System.NullReferenceException: 'Object reference not set to an instance of an object."
Private Sub btnsearch3_Click(sender As Object, e As EventArgs) Handles btnsearch3.Click
Dim vSearch As String = …
Hey community,
how can i show the connected USB-Device like keyboard, mouse, webcam and so on?
Or how can i search in the connected USB-Devices, if I know the name …
I am very happy that you could resolve the issue. Thanks.
Hey community,
how can i show the connected USB-Device like keyboard, mouse, webcam and so on?
Or how can i search in the connected USB-Devices, if I know the name …
There should be no problem by name. Could you upload an image of the Console listing the name (option 2.) ? Use the snipping tool for that purpose.
Hey community,
how can i show the connected USB-Device like keyboard, mouse, webcam and so on?
Or how can i search in the connected USB-Devices, if I know the name …
¿Are you entering the complete name? The select command is NOT case sensitive, but if you want to use the percent wildcard '%', the function would be then:
Function Find_Device_By_Name(name …
Hey community,
how can i show the connected USB-Device like keyboard, mouse, webcam and so on?
Or how can i search in the connected USB-Devices, if I know the name …
BTW you may cast from one type to another by means of DirectCast()
or CType()
.
Hey community,
how can i show the connected USB-Device like keyboard, mouse, webcam and so on?
Or how can i search in the connected USB-Devices, if I know the name …
Vendor ID (VID) and Product (ID) is not the same as serial number. Two equal devices from the same vendor will have the same VID & PID because are the …
Hey community,
how can i show the connected USB-Device like keyboard, mouse, webcam and so on?
Or how can i search in the connected USB-Devices, if I know the name …
I imagine you'll want to know if the mouse is attached or removed. Here is another version where this task is done (in option 3).
Imports System.Management
Module Module1
Dim …
Hey community,
how can i show the connected USB-Device like keyboard, mouse, webcam and so on?
Or how can i search in the connected USB-Devices, if I know the name …
As you may know, each device has a unique Vendor Identifier (VID) and a Product Identifier (PID). If, for example, I want to know if the mouse is connected, what …
Hey community,
how can i show the connected USB-Device like keyboard, mouse, webcam and so on?
Or how can i search in the connected USB-Devices, if I know the name …
You should know by now or take a programming course: call the function passing the name of the device as argument.
Hey community,
how can i show the connected USB-Device like keyboard, mouse, webcam and so on?
Or how can i search in the connected USB-Devices, if I know the name …
In Visual Studio go to the Solution Explorer and right click over "References". It will look something like this:
A dialog window will be opened. Select "Framework" on the …
Hey community,
how can i show the connected USB-Device like keyboard, mouse, webcam and so on?
Or how can i search in the connected USB-Devices, if I know the name …
If you want to list only USB devices, you may do:
Function DetectDevice(DeviceName As String) As Boolean
Try
' See if the desired device shows up in the device manager.' …
Hey community,
how can i show the connected USB-Device like keyboard, mouse, webcam and so on?
Or how can i search in the connected USB-Devices, if I know the name …
Click Here
You should add a reference to System.Management dll
Function DetectDevice(DeviceName As String) As Boolean
Try
' See if the desired device shows up in the device manager.'
Dim …
Hey community,
how can i show the connected USB-Device like keyboard, mouse, webcam and so on?
Or how can i search in the connected USB-Devices, if I know the name …
hi
I have datagridview which i want to add on several forms. Number of columons and all ather functionality remains the same.
to avoid creating size, columns, column names each …
You must add a condition because the columns are being added twice: in design-time and in run time. (DesignMode property from Windows Forms components not 100% reliable, so use this …
hi
I have datagridview which i want to add on several forms. Number of columons and all ather functionality remains the same.
to avoid creating size, columns, column names each …
Hi,
I have checked all the prior forum questions on this topic, but none of the options seem to be working for me.I am creating an output file that …
The EXE, running by itself as you say, is working with no problem for me.
Private Sub cmdCreate_File_Click(sender As Object, e As EventArgs) Handles cmdCreate_File.Click
Dim InFolder As String = …
Hi,
I have checked all the prior forum questions on this topic, but none of the options seem to be working for me.
I am creating an output file that …
Hello,
i got a table in Excel (or exported to CSV).
There are 3 columns (1. column = specification / 2. columns = value1 / 3. column = value2).
On …
Just split the fields inside each row:
Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click
Try
For Each row As String In File.ReadAllLines("Table.csv")
' split the fields from …
Hello,
i got a table in Excel (or exported to CSV).
There are 3 columns (1. column = specification / 2. columns = value1 / 3. column = value2).
On …
Hello,
I want to have a manual IP-input-box like windows.
I tried by MaskedTextBox but the problem is, the 3 pionts are sliding when i insert some numbers and …
I've made several improvents to the code, so here is another version.
Hello,
I want to have a manual IP-input-box like windows.
I tried by MaskedTextBox but the problem is, the 3 pionts are sliding when i insert some numbers and …
You may want to add a user control, with 4 or 6 textboxes depending on IPv4 or IPv6. For example:
Public Class IP_Textbox
Const nBytes As Int32 = 4 ' …
Hello,
I want to have a manual IP-input-box like windows.
I tried by MaskedTextBox but the problem is, the 3 pionts are sliding when i insert some numbers and …
Getting error when showing data in list view, please help me.....
Error :* Cannot add or insert the item '10-07-2018' in more than one place. You
must first remove it …
Getting error when showing data in list view, please help me.....
Error :* Cannot add or insert the item '10-07-2018' in more than one place. You
must first remove it …
Coding like the following you get the attached image:
Public Class Form1
Private Sub Form1_Load(sender As Object, e As EventArgs) Handles MyBase.Load
ListView1.View = View.Details
For i As Int32 = …
I have a worksheet of about 388 items that each item is exported into a template worksheet that is created to itemize each item. It creates the worksheets but I …
Forget all what I said. You just have to add two lines to Module1 in Function copy_template(Newsht As String):
Sheets(Newsht).Cells(44, 20) = 0
Sheets(Newsht).Cells(45, 20) = 0
So the function …