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The Latest

Borland C#Builder Is a Capable Alternative to VS.NET

orland’s C#Builder is an Integrated Development Environment (IDE) that provides extensive support for building .NET applications. Despite its name, C#Builder doesn’t support only C#, it also supports VB.NET in its

Can’t Anyone Write Good SQL These Days?

hy are there so many Java database access protocols? There’s JDBC, JDO, EJB, POJO, AOP methods, etc. The list goes on and on. It makes me wonder: What is the

Persistent session state

In ASP.NET 1.0 you have the option to maintain the session state on an external process, in SQL Server, by setting the mode attribute of the sessionState tag in web.config

Referencing external config files from Web.Config

Anybody programming with ASP.NET knows that you can store custom application’s settings in the web.config file, under the section, and programmatically read the values through the ConfigurationSettings class. When the

Creating a scrollable DataGrid

When you create a DataGrid, it would be often good to specify its height, and have the DataGrid show a scrollbar if the content is longer than the given height.

Input validation in ASP.NET 1.1

ASP.NET 1.1 automatically validates input posted to the server against a list of potentially dangerous strings (the values are hard-coded, unfortunately, it would have been nice to be able to

Jazz Up Your JTables with Reusable Classes

ome time ago, I was faced with a tricky user interface problem: develop a suite of real-time Swing stock displays that flash and color themselves according to the data on

Enable Logical Object Representation in Your Database

he relational database management system (RDBMS) is based on the relational model, which is simply represented through the relations of rows and columns in two-dimensional tables. Meanwhile, the object-oriented DBMS

AddComPlusApplication – Creating a new COM+ application

‘ Create a new COM+ application, and return True if the operation is successfull’ Note: requires a reference to the COM+ Admin Type Library” Example: AddComPlusApplication(“MyComPlusApp”, “”)Function AddComPlusApplication(ByVal applicationName As

DelComPlusApplication – Deleting a COM+ application

‘ Delete a COM+ application, and return True if the operation is successfull’ Note: requires a reference to the COM+ Admin Type Library” Example: DelComPlusApplication(“MyComPlusApp”, “”)Function DelComPlusApplication(ByVal applicationName As String,

Handling Binary Files in Perl

For some reason, there exists a common misconception that there is no cross-platform, built-in way in Perl to handle binary files. The copy_file code snippet below illustrates that Perl handles

Insert an Image into a Database Using JDBC

//create the file object,//set the image to the statement object as//binary streamtry{ … File fileObject = new File(…); FileInputStream fisObject = new FileInputStream(fileObject); PreparedStatement pstmt = conn.prepareStatement(“insert into IMAGE_TABLE values

Code an Event Procedure for Each Textbox

If you want to code an event procedure (such as GotFocus) for each textbox on a freshly designed form, you must switch manually from the Change event to the GotFocus

Return Roman Numerals

This VB procedure returns decimal numbers (integers) as Roman numerals (a string), ranging from 1 to 4999. Numbers outside this range return the same number as a string. The optional

What’s New In IIS 6.0? (Part 1 of 2)

icrosoft’s Internet Information Services (IIS) is one of the most popular Web servers in use on the Internet and in intranets throughout the world. A Web server is a common

Build a Souped Up File Explorer for Your PDA

File Explorer is a generalized way of referring to an application that lets end users browse and edit directory structures. The best known File Explorer is Microsoft Windows Explorer. The

From Palm OS to Symbian OS: Making the Switch, Part 1

s PDAs and mobile phones quickly combine into smartphones, Palm OS developers find that their favorite operating system is running behind the most mature smartphone operating system, Symbian OS. There