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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.
‘ A generic routine that inserts an element in any type of array.’ Example: inserting an entry of value 5 between the 1st and 2nd entry of the ‘ array
As explained in the tip about the ARGBColor structure (look at the end of this tip for the link), we can define a structure and have its fields that point
In VB.NET you can create what in C is called a union, i.e. a particular structure where you can access the same memory with different names. Here’s how you declare
he Essential Guide to Storage Area Networks is the readable, up-to-the-minute guide to SANs for every decision-maker. It covers the entire SAN lifecycle, from planning and strategy to implementation and
ith the introduction of Microsoft’s .NET platform, vendors of modeling tools such as Rational XDE have moved quickly to support the platform. These vendors and others have added support for
s a Java developer, sooner or later you will build a Java application that needs to communicate with another Java application. You can write Java network I/O code or use
David Stutz,Microsoft Francois Jacques,Corel’s Rotor Jean ClaudeBatista,Corel’s Rotor Miguel de Icaza,Mono (Ximian) Rhys Weatherly,Portable .NET As the new open-source implementations of the .NET platform take shape, developers targeting .NET face
lease fill in this form. Those five words make anyone’s heart sink. Filling in forms is rarely a delight, and Web forms are no exception. The more user-friendly you can
‘ Return True if the application is running as an EXE’ Return False if the application is running as a DLLFunction RunningAsExe() As Boolean ‘ get the codebase of the
Part 1: Although the .NET framework encapsulates a large portion of the Win32 API, it’s sometimes still necessary to call the API from your managed code using the DllImport attribute?and
You can use the technique for an “undo” menu/toolbar option. Use a collection instead of a listbox to reduce overhead. Support for both LIFO and FIFO is also included: Public
This tip is for SQL Server 6.5 and up. When debugging a SELECT query, add an absolute true condition as the first condition of the WHERE clause: SELECT au_lname, au_fnameFROM
Use the GetSafeArrayInfo function to rip the lid off a SAFEARRAY. It allows the caller to identify the number of dimensions and number of elements for each dimension (among other
To use the FileSystemObject, you need to reference the Microsoft Scripting Runtime: Public Function GetExecutableFileVersion(ByVal _ Filename As String) As String Dim FileObj As Scripting.FileSystemObject ‘ Create Object Set FileObj
When you call a stored procedure in SQL Server that performs data manipulation on the database from a Microsoft Transaction Server (MTS) transaction, let MTS handle all the transaction management.
This TickDiff function returns the difference of two calls to GetTickCount or timeGetTime, taking into account things such as VB
Many VB objects have KeyDown, KeyUp, MouseDown, MouseUp, and MouseMove events. They
Oracle and SQL Server treat strings slightly differently
This tip works with ASP/IIS 4.0 and up. Many companies sell ActiveX objects for uploading files to Active Server Pages. However, you can easily write a bit of VBScript to
Use this method whenever you need a tiled background on your forms. All you need is an Image control with its Visible property set to False, and a graphic in
This tip is for SQL Server 7.0 or up. If you
Install and uninstall issues are some of the most common sources of calls to help desks. The following is a tip on an implementation strategy for software updates using InstallShield
t was just about exactly two years ago that DevX changed enough things around that our readers were likely to notice. At that time we were implementing a site-wide navigation
arge collections of diverse images, graphics and video are becoming common, both on the Web and in media asset databases. As the size of the image collections expand, it becomes
hether you think very much about fonts or not, as an application user, you are constantly interacting with and manipulating fonts. Particularly in word processing programs, where it’s common to
ometimes, how you present data is just as important as the data itself. One of the simplest presentation techniques is to sort the data in some meaningful way, but SQL
The Perl language gains popularity daily among programmers from all over the world because of its flexibility, vast sphere of application, and easy source-code availability. The Comprehensive Perl Archive Network
ou create an “owner-draw” ListBox or ComboBox when you want to bypass the control’s automatic item display in order to do something special, such as display an image for each
