
Since 1998, DevX has helped people start businesses, build websites, and provide enterprise technology to people globally. Interviewing the likes of Microsoft’s co-founder, Steve Ballmer, the publication brings comprehensive, reliable, and accessible insights to the Internet.
Question: Which software is required for Active Server Pages development? Answer: Internet Information Server (IIS) is the most common way to implement ASP, but there are other plug-ins available for
Question: How do I list the available tables in a database I’m querying? Answer: You can get a list of tables in a database by calling the INFORMATION_SCHEMA.Tables view like
Question: How do I write a query that does an insert and returns the newly assigned ID from that field, all at one time? Answer: The @@IDENTITY variable returns the
Question: How do I get the rowseffected from the execute method of an ADO command object?The code I’ve written is: Dim Cn as New ADODB.ConnectionDim Cmd as New ADODB.CommandDim Recordset
Question: When I try to send e-mail to the distribution list, it gets stuck in outbox. What should I do? Answer: I’d start by verifying that all of the addresses
Question: How do I count the number of duplicate items in a table? Answer: Lets break down your question into several steps.First, let’s create a sample table using the following
Question: Can I create a table in a stored procedure named from a parameter? Answer: You can dynamically create tables with variables, but you need to create a string and
Question: How do you initialize or assign values to an array in a class? Answer: The short answer is that you can’t initialize an array member as you would initialize
Question: Can I use NT Backup to get a complete backup of PRIV.EDB and PUB.EDB while Exchange is running? Answer: NT Backup is Exchange-aware so you do not need to
Question: While converting source code from C to C++, I came up with difficulties in converting error handling routines like err_quit(),err_sys(),etc. Are there C++ versions of these functions and where
Question: Can you use the indirection operator like a memcpy to copy the contents of a structure like this? *m_pMyInfo = stMyInfo; Or should you use the memcpy function? memcpy(m_pMyInfo,
Question: I am interested in keeping my code running as fast as possible. Is there a cost associated with making my methods synchronized, and if so, how significant a cost?
Question: Is there a way to turn off meeting requests for a user? Is there a way to turn off the “feature” that sets a tentative meeting when you open
Question: Does Informix support user-defined data types? Answer: OWS/IDS does not support custom data types. This is supported in the 9.X series and in the new Internet Foundation 2000 and
Question: How do I synchronize all the Workstation clocks of a 100+ user community to the same reference? Answer: For NT 4.0, you can use the TimeServ.EXE, which is found
Question: Does OWA in Exchange 2000 have a feature for accessing e-mail through a handheld? Can I just type in the URL and retrieve my inbox? Answer: If only it
Java provides two methods to test for equality: the == Operator and the .equals method. The .equals is implemented by all objects. Most programmers tend to use == for equality,
When you work with RAS APIs, you should have to make sure if RAS library is installed on the system. A simple way is to verify the existence of the
Private Declare Function SetWindowPos Lib “user32” (ByVal hWnd As Long, _ ByVal hWndInsertAfter As Long, ByVal X As Long, ByVal Y As Long, _ ByVal cx As Long, ByVal cy
Const ERROR_SUCCESS = 0&Const ERROR_BUFFER_TOO_SMALL = 603&Const RAS_MaxEntryName = 256Private Type RASENTRYNAME dwSize As Long szEntryName(RAS_MaxEntryName) As ByteEnd TypePrivate Declare Function RasEnumEntries Lib “RasApi32.DLL” Alias _ “RasEnumEntriesA” (ByVal reserved As
Question: How do I delete a user in NT with the API’s? Answer: The code below shows how to delete a user (if the server name is blank, it attempts
You can programmatically set the Internet Explorer off-line mode with the InternetSetOption API, as this code snippet demonstrates: Const INTERNET_OPTION_CONNECTED_STATE = 50Const INTERNET_STATE_CONNECTED = 1Const INTERNET_STATE_DISCONNECTED = 2Const INTERNET_STATE_DISCONNECTED_BY_USER =
Internet Explorer offers the possibility to simulate an Internet connection with the off-line mode. If you want to know if off-line mode is on or off you can use InternetQueryOption
Here is an enhanced version of VB DatePart function: the first parameter is now an enumerated type, so easier to use. DatePartEx is 4-5 times faster than DatePart and supports
Visual Basic raises the MouseMove event when the mouse cursor is within a control, so it’s easy to know when the cursor “enters” a control. However, determining when the mouse
This add-in breaks up the selected VB component’s code and prepares a list of all the procedures(Subroutines, Functions, Property Procedures and the Declaration section). You can select the methods and
Private Declare Function GetKeyState Lib “user32” (ByVal nVirtKey As Long) As _ Long’ Get the current state of the NumLock keyFunction GetNumLockKey() As Boolean GetNumLockKey = GetKeyState(vbKeyNumlock)End Function
Private Declare Sub keybd_event Lib “user32” (ByVal bVk As Byte, _ ByVal bScan As Byte, ByVal dwFlags As Long, ByVal dwExtraInfo As Long)Private Declare Function GetKeyState Lib “user32” (ByVal nVirtKey
Private Declare Sub keybd_event Lib “user32” (ByVal bVk As Byte, _ ByVal bScan As Byte, ByVal dwFlags As Long, ByVal dwExtraInfo As Long)Private Declare Function GetKeyState Lib “user32” (ByVal nVirtKey
Private Declare Sub keybd_event Lib “user32” (ByVal bVk As Byte, _ ByVal bScan As Byte, ByVal dwFlags As Long, ByVal dwExtraInfo As Long)Private Declare Function GetKeyState Lib “user32” (ByVal nVirtKey











