ifme

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User defined array class

function intialize (paramvalues as variant) as variantdim tmparray as variantdim I as integerif trim $ (paramvalues) = "" condition = "" Exit functionend ifme. arr = explode (paramvalues) intialize = me. arrend functionprivate function size () as integersize = ubound (Me. ARR) end functionpublic function getupperbound () As integerGetupperbound = ubound (Me. Arr)End Function Public Function getlowerbound () as integerGetlowerbound = lbound (

ASP. NET graphic verification code control

mouse.Protected overrides sub render (byval writer as system. Web. UI. htmltextwriter)Dim Surl as stringDim sscript as string Surl = me. validatecodeurlIf string. isnullorempty (Surl) thenSurl = "~ /Page/validatecode. aspx"End ifIf me. borderwidth = unit. Empty thenMe. borderwidth = unit. pixel (1)End ifIf me. alternatetext = string. Empty thenMe. alternatetext = "your signature certificate"End ifMe. tooltip = "double-click to re-produce the verifica

"Resource hosting" and "unmanaged resources"-How to release LDB when creating MDB files

automatically generated) Dim cat As ADOX. Catalog = New ADOX. Catalog Private disposedValue As Boolean = false' checks redundant calls Public Sub Create_MDB_Function (ByVal path As String) Cat. Create (path) End Sub 'IdisposableProtected Overridable Sub Dispose (ByVal disposing As Boolean)If Not Me. disposedValue ThenIf disposing Then'Todo: Release managed resources when explicitly calling 'Release the temporary LDB FileCat = NothingSystem. GC. Collect ()End If 'Todo: Release shared unmanaged R

Database operations using dbproviderfactories in Asp.net

. dbtransEnd getSet (byval value as dbtransaction)Me. dbtrans = ValueEnd setEnd Property Public sub new ()Conn = xpdbhelper. createconnection ()Conn. open ()Dbtrans = conn. begintransaction ()End sub Public sub new (byval connectionstring as string)Conn = xpdbhelper. createconnection (connectionstring)Conn. open ()Dbtrans = conn. begintransaction ()End sub Public sub commit ()Dbtrans. Commit ()Me. colse ()End sub Public sub rollback ()Dbtrans. rollback ()Me. colse ()End sub Public sub

How to Use IPv6 free Internet access in the dormitory (non-third-party software)

Yes! No! Free Internet access! You can use IPv6 for free Internet access in the dormitory! Almost all websites can be accessed, but they have not yet been found to be accessible, especially without turning over the wall. It's really not a good word! Next we will show you how to use IPv6 free Internet cafes in the dormitory!The detailed tutorial is as follows (win7 platform demonstration ):First, open the control panel, network, Internet, and sharing center;Second, in changing network settings, o

How to: Avoid the "cannot use this object after separating COM object from its basic RCW" error

Author: water and smoke In this case, the finalize is overwritten and the COM object is called.CodeAnd the COM object is not explicitly released before the object is destroyed. The solution is to explicitly call the release code. For example: Public sub quit ()...End sub Protected overridable sub dispose (byval disposing as Boolean)If not me. disposedvalue thenIf disposing then If gapplicationcomobject isnot nothing thenMe. Quit ()End if End if End

How to drag a file to toccontrol and load it to map (VB. NET source code)

property dragdropaxtoccontrol () as axtoccontrolSet (byval value as axtoccontrol)M_axtoccontrol = ValueEnd setEnd Property ''' ''' Load and drag''' ''' Public overrides sub dragdropload ()If m_axtoccontrol is nothing thenMessageBox. Show ("the layer list control is blank! "," Prompt ", messageboxbuttons. OK)Exit subEnd ifIf m_axtoccontrol.buddy is nothing thenMessageBox. Show ("the layer list control is not bound with a map control! "," Prompt ", messageboxbuttons. OK)Exit subEnd

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