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  1. C

    protect database data

    I am hoping someone here will give me some ideas. I am developing and system which will use a mysql database. The asp.net application will be hosted by a web hosting company which has mysql support. I will have several users of this application. Due to the fact that the company hosting the...
  2. C

    Why can I not get hashing to work

    I input a XML file with UTF-8 encoding. I get the file length and hash the file, I write out the file and append the hash and length to the file. I input this newly created file, extract the hash and length from it and then calculate the hash on data. When I view the data before and after...
  3. C

    Memorystream copy to two new memorystreams

    Okay, here is my code: Dim msNewStream As New MemoryStream Dim msstreamhass As New MemoryStream msNewStream.Write(msStream.ToArray, 0, msStream.Length - (hashsize * 8)) Dim intP As Integer = msStream.Length - (hashsize * 8) intP = msStream.Length...
  4. C

    Windows App datarow error

    am writing an application where my user makes a selection with a combo box and then it pulls up the appropriate information for the selection. If the user approves of the selection he clicks a button which adds the information to another dataset. Everything works fine except when the button is...
  5. C

    Refreshing and removing DataBindings

    This is a Windows ADO App. I have a form which allows a user to select a PO number from a combo box. I then get a dataset based on this information and bind some labels to various parts of the data. Now when the user makes a new selection I want these labels to reflect the new changes and not...
  6. C

    Passing variables between classes

    I am creating a two tier application for database connectivity. I have all of my connections, dataadapters, etc in a single class named ReqTrakData (ReqTrakData.vb) On a form a user makes a selection from a combo box. I save this selection to a Public variable (mstrSelectedNum) which has been...
  7. C

    Data tier, dataview with combobox

    I have a datatier which has all of my connections, dataadpters, etc. One of my dataadpters pulls out a concatenated field like this: SELECT DISTINCT ROW [tblMaster].Prefix & [tblMaster].Num & [tblMaster].Change AS ReqNum FROM [tblMaster] Okay the dataset (dsReqNum) is fine from the...
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