Your mobile phone USB device should report as mass storage class, which has class 08, and subclass 06. At the same time the class protocol should be also supported.

You'll need to add an "autorun.inf" file to the root of your USB-drive. As simple example of this file; [autorun] open=myexecutable.exe icon=someicon.ico For a list of all options look here[^]. If you wants an editor, look here[^]. I are troll :)

Its really only limited by your hardware performance, sql server 2000 can handle many concurrent connections. Bob Ashfield Consultants Ltd Proud to be a 2009 Code Project MVP

Here you are: Single Instance Application, Passing Command Line Arguments[^] Giorgi Dalakishvili #region signature My Articles Asynchronous Registry Notification Using Strongly-typed WMI Classes in .NET [^] My blog #endregion

Sorry for the inconvinience I forgot to change the forum........ :doh: ashok

ashok_rgm wrote: Now for each Employee I have separate table to track hi daily details Employee_Details Is there really a very good reason to do it this way? Normally you would have a table structures like: Master_Info RecId (primary key) Emp_Name DOB Employee_Details ID (primary key) RecId (foreign key to Master_Info) Working_Date No_of_Hours So in Employee detail you store details for all employees and the RecId column tells which employee is referenced. The need to optimize rises from a bad design.My articles[^]

you know i typed your subject in google and got lots of hits, people should try this first. Here is one http://msdn.microsoft.com/en-us/netframework/aa569609.aspx#Question3[^] Cant say if will work or not thou

You are not giving a URL to user for download. But you are pushing a download to user. In this case, file content is buffered in system memory and the content is pushed from memory only(not from disk). Now if you delete the Source there will be no issue to one downloading the file.

Sync (normal) blocks execution, Async doesn't. Simple example, if you normally play a soundfile in VB6, then the computer will not execute anything until the sound is finished playing. If you play it async, the computer will "move on", and execute your next instruction. Hope this helps :) I are troll :)