.NET Development

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  • <C:\DOCUME~1\32329\LOCALS~1\Temp\IXP000.TMP\bootstrap.exe>. Reason: C:\WINDOWS\system32\advpack.dll
    by Abhijeet Karle
    14 Replies
    Last post by Sean
      • I am getting this error whenever i try to install MSN messenger . <C:\DOCUME~1\32329\LOCALS~1\Temp\IXP000.TMP\ Bootstrap.exe>. Reason: C:\WINDOWS\system32\advpack.dll I tried installing VBrun 6.0 for the latest version of advpack. dll , but still i am not able to install the messenger as it gives me the same error. can anyone help
  • <sharedListeners> requires UnmanagedCode permission?
    by cchan&amp;#64;marqui.com
    2 Replies
    Last post by FishDawg
      • We are currently working hard to tighten up our hosting ASP.NET environment. According to Microsoft security recommendation, we are targeting to bring the trust level to at least 'Medium'. However once I made that setting changes we encounter the following security error during application startup. [SecurityException: Request for the permission of type 'System.Security.Permissi
  • Missing : System.DirectoryServices.ActiveDirectory Namespace
    by ubsman
    3 Replies
    Last post by Caddre
      • http://msdn2.microsoft.com/en-us/library/system.directoryservices.activedirectory(vs.80).aspx From the looks of the article I should be able to use this but I cannot add any reference to System.DirectoryServices Is it not included with the Visual Studio 2005 professional version, or is it something that I have to download separately
  • Using DataContractSerializer on the ISerializable objects.
    by Vic76
    2 Replies
    Last post by Vic76
      • While trying to use DataContractSerializer to serialize an object that implements ISerializable I noticed strange behavior. Here is my example (purely theoretical): - The object I would like to serialize: <Serializable()> Public Class test Implements System.Runtime.Serialization.ISerializable Private s() As String Private ss As List( Of String ) Publi
  • passing values
    by RodFerns
    2 Replies
    Last post by nobugz
      • can some one tell me how to pass values between 2 c++ programs
  • Tables of a database
    by BuliVlora
    1 Replies
    Last post by Paul P Clement IV
      • I'm using this connection to an Access database: Dim connString As String connString = "Provider=Microsoft.JET.OLEDB.4.0;data source=C:\Documents and Settings\Acer\Desktop\Db-Regione.mdb" How can I list all the tables of that database (for example in a combobox)
  • FileLogTraceListener class - implementation ?
    by Kunal Sharma
    11 Replies
    Last post by Stephen Gryphon
      • Hi friends, Anybody tried using the FileLogTraceListener class for data logging to text files I've been reading this and getting more confused. If any noble, generous soul can explain it to me or better still share the code snippets to make it work I would be highly obliged. Thanks, Kunal
  • Marshalling an IntPtr to a structure array
    by elsa
    4 Replies
    Last post by elsa
      • Hi, I have an variable-length array in an struct. I changed it to IntPtr and use Marshal class to retrive the struct array. But I always get "AccessViolationException" error! structures>> <StructLayout(LayoutKind.Sequential)> _ Public Structure WLAN_PROFILE_INFO <MarshalAs(UnmanagedType.ByValArray, SizeConst:=256, arraySubType:=UnmanagedType.U2)>
  • Predicate is slow....
    by Jason Callas
    3 Replies
    Last post by KinghweiLiu
      • I need to maintain a list of Paths and its id that was assigned by my database. At first I put them into a DataTable object with just the two columns. I am looking to improve performance so I thought about creating Path objects and putting them in a List(Of Path) generic object. Since I sometimes need to look up by Path and sometimes by Id I took a look at the Find method along with Predica
  • dynamic tableAdapter generation
    by ellison8
    2 Replies
    Last post by cverdon
      • I am building a maintenence gui for one of our operational databases. As there are a lot (well over 100) of tables I would like to dynamically generate my tableAdapters and queries (from a table name) instead of having to create a different tableAdapter for each table. Has anyone found a good way to do this
  • insert query error
    by KHodam
    5 Replies
    Last post by VMazur
      • Hi, I wrote an insert query in TableAdapter and it gave me this error ¡°Failed to get schema for this query¡±. The query that I wrote was this INSERT INTO STUDENT (S_ID, S_NAME, S_DOB, S_ADDRESS) VALUES (@Param1,@Param2,@Param3,@Param4) So how can I solve the error Thank you
  • [MsftFollowup] Vista framework version incompatible with XP version
    by nobugz
    14 Replies
    Last post by Juan T. Llibre
      • While researching two questions recently, it came to my attention that the .NET 3.0 version of the framework as installed on Vista is not the same as the one I installed on my laptop running XP SP2. On Vista, the setup utility overwrites all the V2.0 assemblies and upgrades them from version 2.0.50727.42 to 2.0.50727.312. I looked at the differences between the 42 and the 312 revisions of mscorl
  • ContentControl Index
    by neoMike
    0 Replies
    Last post by neoMike
      • VBA: Is there another way to reference a content control besides the index [ActiveDocument.ContentControls(1)] Such as referencing the title or something If not, how do you set the index or find the index of a specified control thanks
  • Need some help with forms and connections
    by kevdmiller5150
    3 Replies
    Last post by cverdon
      • I have made a form with a datagridview of empinfo and I have put four buttons on it, HealthInfo, TrainingInfo, etc. and I want to be able to highlght an employee name in the gridview and open another window with the requested info in textboxs or listboxes, for example I want them to display the Health information table of the database. What kind of code do I need I am using Visual Studio. if
  • uniqueness of GetHashCode
    by bitbonk
    4 Replies
    Last post by nobugz
      • If I understand the docs correctly the Hashcodes returned by GetHashCode of two given objects have to be the same if they are equal (i.e. .Equals and .Operator== return true). However if the two objects are not equal (i.e. .Equals and .Operator== return false).  the Hashcodes don't necessarily have to be different. In other words: based on GetHashCode you can only find out if two
  • Get page sourcecode
    by zeroonnet
    2 Replies
    Last post by Chunsheng Tang - MSFT
      • Hello, how do i download a sourcecode of a page and write it in a file on my computer using C#. Please help me Thank you xD
  • ICollection accessing particular item without enumerating
    by Kamii47
    8 Replies
    Last post by nobugz
      • I am getting a Icollection object. Now I want's to access particular item in the collection let say First ,second or Third that is item at the index 1 or 2 or three how can i do that. I will pass a parameter let say itemNumber in the method. Can I do that
  • INSERT INTO syntax error?
    by cmazur
    4 Replies
    Last post by cmazur
      • Hey all, I'm trying to insert a new row into my database manually, however this isn't goin' quite well. I am using Microsoft Access as my database. The table I am trying to enter a new record in is called 'tbl_hours' and the fields of this table are employee( string ), in( date/time ), out( date/time ), hours( double ). I've tried so many different things, but can't seem to figure out my syn
  • calendar and datediff
    by needhelp1111
    1 Replies
    Last post by timvw
      • i want to check if the date selected is before the today date. if yes, i wish to return a message in the label. if (Convert.ToDateTime(Calendar1.SelectedDate.Date) = (Convert.ToDateTime(Calendar1.SelectedDate.Date))) { Label1.Text += "Select date after or today date"; } another prob is my datediff don't seem to work. anyway MPAnnouncement.date_posted is a column name in my annoncem
  • String to float conversion
    by Ivo Leit&amp;#227;o
    9 Replies
    Last post by nobugz
      • Hi! I'm having a big problem with the conversion of string to float's. I'm currently reading a textfile with floats in the range 0 to 0.1. the problem is that when i read for example 0.1 i always get 0.100000001 no matter what i use. I have tried everything, float.parse, Convert.ToSingle, NumberFormats... It's very importante to get the exact number because this is for a graphics applicati
  • urgent please help
    by mona11
    2 Replies
    Last post by -Anton Lapounov
      • i want to do 5 level nesting in sitemapnode. But it is showing only 4 level of nesting.My code in web.s.temap is < xml version="1.0" encoding="utf-8" > <siteMap xmlns=" http://schemas.microsoft.com/Asp Net/SiteMap-File-1.0 "> <siteMapNode title="" url="" description="foo" roles="*" >    <siteMapNode title="Products" url="" description="Products"   roles="
  • How to respresent B.C. date
    by Jan Ku&amp;#269;era
    10 Replies
    Last post by Jan Ku?era
      • Hi all, "This implementation of the GregorianCalendar class recognizes only the current era (A.D. or C.E.)." is written in the MSDN documentation. How can I store/represent date in B.C. or B.C.E. era Are there also unsupported eras in other Calendars Thanks, Jan
  • Searching for a byte sequence in a byte array ?
    by aghoneim
    4 Replies
    Last post by aghoneim
      • Hello, Is there a way to look for a byte sequence in a byte array/list/vector, other than implementing a predicate for a "Find". Maybe something like the Java's ByteVector indexOf (byte[] b) and also without using the J# runtime :) thanks aghoneim
  • Socket or Remoting in this scenario?
    by xpding
    7 Replies
    Last post by xpding
      • I am investigating how to build a cache server which can be access by multiple web apps in a web farm. However, I am not sure should I use socket or remoting to handle the cached data transprotation in the network. The scenario is: The cache system maintain a list of cached objects. Clients (web applications) will send a key to the cache server and the cache server will send the cached data back i
  • COM Event Interoperability fails on references
    by VitalyTomilov
    4 Replies
    Last post by VitalyTomilov
      • Abstract When a COM event handler is attached in .NET via an internal interface, such reference falls into garbage along with the event handling. Details Let¡¯s consider C# syntax here. In a simple scenario, you bind a C# event handler to a COM event using syntax MyInerfaceVariable.EventName += New MyEventHandler . This seems to do the job fine, handling the incoming COM