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as a treeview nodes have indexes in integer you can not make nodes more than integer maximum amount.
try xml files to make a tree-shaped output.
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hi,
can any one tell me how to add sound effects to a vb.net application.
Something like on button click..
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What kind of sound effects? What format?
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a simple beep sound is enough .r any other sound...
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You could use Beep() or if you're using VS2005 My.Computer.Audio.PlaySystemSound(Media.SystemSounds.Beep) . For playing other audio in VS2005 look at My.Computer.Audio.* classes.
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thanx dude..vl check it..
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hello every one....
I have question that how cn i create reguler expression in vb.net and also i would like to ask that how can i use this regular expression with user data base which is in any database like SQL server , ASSCESS or ORECAL etc.So how cn i deal with regular expression ?
And one more question is that how can i get the user database constrain? I get till field's data type now i want the size of that field and the constraints which giving to that field.
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Hi Mansi !
Try this Google[^]
Hope this helps you !
"A good programmer is someone who looks both ways before crossing a one-way street." -- Doug Linder
coolestCoder
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good day again... how does a function return two value?
thanks
nothing is impossible.....
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dim intTest as Integer = GetNumber()
...
.....
.......
function GetNumber() as Integer
dim i as Integer = 1+2
GetNumber = i
' or return i
end function
When you get mad...THINK twice that the only advice
Tamimi - Code
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thanks, your function does involves to values, but return one result..
... i mean to ask, how does a function return to result..
ex: textbox1.text = getNumber(1)
textbox2.text = getNumber(2)
the code you provided was a great help, but it only returns 1 result... does anyone here knows how a function return two results?... thank you..
nothing is impossible.....
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Correction i mean "two results"
nothing is impossible.....
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{{ A7WAL }}
FLOAT LIKE A BUTTERFLY STING LIKE A BEE
Mohamad A. Flefel
mflefel@hotmail.com
+962 79 5963865
C#.net & VB.net Developer
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Hi,
To return multiple values from a function, you will have to pass the arguments ByRef, not ByValue. The values you want to return will only be set to the arguments and these will be refelected outside the function.
Search MSDN for ByRef keyword for more details !
"A good programmer is someone who looks both ways before crossing a one-way street." -- Doug Linder
coolestCoder
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thank you sir... your help is highly appreciated...
nothing is impossible.....
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An alternative is to define a structure that has two values and return that. In .NET 2 you could use one of those libraries that has a Pair generic class, e.g., see the free PowerCollections library. In C++ the Standard Library also defines a Pair class precisely for situations where you want to return two values - which is quite a common scenario in fact. I try to avoid ByRef when possible because it makes code less clear. But often you can't avoid it. Unfortunately, I'm not using .NET 2.0 yet, so can't use libraries such as PowerCollections.
Kevin
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Hi,
Alternatively you can simply work with arrays. I managed to do it like this:
Private Function Amounts(ByVal SomeByValIfNecessary As String) As Integer()<br />
Dim AMarray(2) As Integer<br />
Try<br />
AMarray(0) = 1<br />
AMarray(1) = 2<br />
AMarray(2) = 3<br />
Return AMarray<br />
Catch Ex As Exception<br />
msgbox(Ex.message)<br />
End Try
Elsewhere you can then call upon the different returned values like this:
SomeIntegerVariable1 = Amounts(SomeValueForTheByref).GetValue(0)<br />
SomeIntegerVariable2 = Amounts(SomeValueForTheByVal).GetValue(1)<br />
SomeIntegerVariable3 = Amounts(SomeValueForTheByVal).GetValue(2)<br />
Hope this helps,
Johan
-- modified at 7:30 Friday 24th November, 2006
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Have anyone tried doing scheduler b4?? I have this problem tt i am not able to solve for wks already. My scheduler is able to perform a 1 time shutdown but not able to perform scheduled daily, weekly or monthly. Can anyone help me please......
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What's the problem? All you have to do is setup your Timer code to check to see if the scheduled time/date of each scheduled task has past already. If is has, launch the task, then change the schedule to the next date/time is should start again.
Dave Kreskowiak
Microsoft MVP - Visual Basic
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ya i know the concept.. But the problem is i do not know how to update the date after the 1st action...
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What do you mean? What did you do to store the date in the first place?
Dave Kreskowiak
Microsoft MVP - Visual Basic
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Im writing an asp.net application that 5 persons will be using. How do i go about locking data edit when its been editing by another person
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recording currently user,then locked it
--
when someone login,recording his info in database,then otherone login,access this info table,if someone in it ,then locked database for this one
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This question really belongs in the ASP.NET forum. But, since, in an ASP.NET app, there is no guarantee that the person will actually edit and submit the changes before the session times out. Does it sounds like locking records is not a good idea? You'll have to write code to handle the timeout of the session and, if you get no response from the user, unlock the records in the database. If you really want to do this, you'll have to implement some kind of "checkout" scheme in your own custom session manager.
Dave Kreskowiak
Microsoft MVP - Visual Basic
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