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Member 3400545 wrote: I've been trying to get this to work for ages now.
Why? Can you tell us why you are trying to do so? What are you trying to accomplish? We can then provide you either with a resolution to your problem or provide you with alternatives.
Sometimes when something does not work, change your strategy instead of trying over and over and wasting your time.
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Hello!
My aim is to read inputs from a gamepad that is attached to an usb port. How can I do that in Vb.Net? HOw can I also check the device capabilities?
Thank You!
What a curious mind needs to discover knowledge is noting else than a pin-hole.
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You'll have to use DirectInput in the DirectX library to do this. There is nothing in the .NET Base Class Library that will do this for you.
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I've never used it myself, but I know there's some support for hardware in the Robotics Studio Microsoft put out. No guarantees, but if you're determined to stick with VB that might be a starting point.
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hi
i am using datagrade to display my data but i want to merge the cell that have the same value ,my data strctuer is
levelnumber: course1
: course2
: course3
can i merge the cell that have the same level in the first column
please i need help
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Merging cells is not supported. You'll have to use a third party grid control to do this, like DevExpress's XtraGrid Suite[^].
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--> indexof and lastindexof methods get the occurence from the start and from the end. So, how will i get the character in the middle..?
For example:
"adfdfafwera"
how will i get the mid "a"?
J A Nasir K
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hi nasir,
There r not any method which perform this type of task. However you can write your own procedure.
Rupesh Kumar Swami
Software Engineer,
Integrated Solution,
Bikaner (India)
My Company
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Try This
dim MyString as string="Rajesh"
dim Midstring as string =""
Midstring=mid(MyString,len(MyString)/2,1)
thanks
Rajesh B --> A Poor Workman Blames His Tools <--
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--> Do you think it will work. I don't. Coz everytime it will not be the case....... just take the example and try it..
"afeafsdfwerwa"
--> i want to extract the 2nd "a". How..?
J A Nasir K
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hi nasir,
if you want to extract second occurance then you can try something like that
Dim str As String<br />
str = yourStringVariableValue<br />
Dim FirstLocation As Integer<br />
FirstLocation = str.IndexOf("a")<br />
str = str.Substring(FirstLocation + 1)<br />
Dim SecondLocation As Integer<br />
SecondLocation = str.IndexOf("a")<br />
SecondLocation = SecondLocation + FirstLocation + 1<br />
MsgBox(SecondLocation)
hope this helps
Rupesh Kumar Swami
Software Engineer,
Integrated Solution,
Bikaner (India)
My Company
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You can use the IndexOf method of the String class to find the index of the first occurance of your string. Then you can call it again, passing in the position to start the search from, namely the position of the previous occurance of the string.
' Look for the first occurance of "a" in a string
Dim pos As Integer = SomeString.IndexOf("a"c)
' Look for the next occurance of "a", starting at the position of the first occurance +1.
Dim pos2 As Integer = SomeString.IndexOf("a"c, pos + 1)
Or, if you already know the positions, you can use the SubString method of the String class.
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Dear
Can anyone help me? I want to get the day of the week and it will return week number.
Example
if today is 5th in first week, it will show First week
Socheat
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if VB.NET, read up on Calendar and DateTime types.
Calendar.GetWeekOfYear will interest you.
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This will help U
syntex: weekday(#date#)
example: weekday(now)
week of the year : cint(now.DayOfYear /7)
Thanks
Rajesh B --> A Poor Workman Blames His Tools <--
modified on Saturday, May 10, 2008 9:16 AM
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hai friends
my project is like this ..
i have to watch the operations done by the user (employee) in the company .......
i want to watch on the user..
wt he done today in the company....
i.e he is working on the project related tasks or his personnal,
which files he created or deleted or modified in his system
or how much of time he kept system idle....
totally i need the operation done by the user
plz help me ...
THANKS IN ADVACNE
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Not with this project. There's way too much possiility for abuse (keyloggers). There are other ways to monitor users without resorting to standing directly over their shoulders.
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Look up "Processes", specifically a function called GetProcesses or GetProcess or something like that. That will get the names of processes running on the computer. Deleted or modified files are more of a task for the server than client machines; I know idle time is recorded somewhere in Users and Groups on a Windows Server 03 OS.
An old dirty trick I've seen used is to check the title of an Internet Explorer window, as it has a value specified by the site the user is on. This sort of thing is not wise, however, as it may violate privacy laws.
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I actually want to login to a web server on Local Area Network through HttpWebRequest Class, I am using the following code but can't seems to work...
<code>
Dim wr As HttpWebRequest
Dim wrs As HttpWebResponse
wr = CType(WebRequest.Create("http://192.168.2.142/"), HttpWebRequest)
wr.Method = "POST"
Dim postData = "frmUserName=myUserName...&frmUserPass=myPassword..."
wr.ContentLength = postData.Length
wr.ContentType = "application/x-www-form-urlencoded"
wr.AllowAutoRedirect = False
Dim buffer() As Byte = System.Text.Encoding.ASCII.GetBytes(postData)
Dim dataStrm As Stream = wr.GetRequestStream()
dataStrm.Write(buffer, 0, buffer.Length)
dataStrm.Close()
Try
wrs = wr.GetResponse
Dim sr As New StreamReader(wrs.GetResponseStream)
Me.rtxtData.Text = sr.ReadToEnd.ToString()
sr.Close()
Catch ex As Exception
MsgBox(ex.ToString())
End Try
</code>
Thanks in advance !
AliAmjad(MCP)
First make it Run THEN make it Run Fast!
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AliAmjad wrote: Dim postData = "frmUserName=myUserName...&frmUserPass=myPassword..."
You're joking, right?? This website requires you to send the username and password IN PLAIN TEXT in the URL string?? So much for security...
Without knowing what the website requires, or how you login to it, it's impossible to tell you how to fix this. Everything depends on how the website works.
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Actually this is the only line in code i don't understand how to arrange the post data, I saw some examples but can't seems to work as far as website goes it's an Easy File Sharing web server http://www.sharing-file.com/ on LAN, read their whole site but didn't find the solution i think they receive username and password in plain text. But again I have made a login form in ASP.NET and then tried to login there but again can't! what's the problem is there something wrong with my code???
AliAmjad(MCP)
First make it Run THEN make it Run Fast!
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How does the site ask for a username and password?? Is it in a web page?? Is it in a small popup window?? How??
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OK. You can't take the approach you're using to fill in the username and password. You have to write code that gets this page, then finds the username and passwords HTML input boxes in the form, fill them in, then "click" on the Login! button to submit the filled in page back to the webserver.
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Thanks for putting me in a right direction but can you please give me a hint which class i should use to fill the input boxes and to invoke the click event of Login button.
AliAmjad(MCP)
First make it Run THEN make it Run Fast!
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