(Sid Adelman) A Chief Financial Officer (CFO) was approached by the CEO and asked for an accounting of the company’s financial assets. The CFO gave a vague response indicating a lack of knowledge of the corporate bank accounts, had little idea what was in each account, and had no idea about the sta

(Steve C. Orr) You’ve had problems with the WebForm designer in Visual Studio.NET. I know you have. Controls have refused to go where you drag them, or they show up in different places at run time than design time. Or maybe the designer has chosen to reformat HTML that you’ve carefully typed. In fac

(Duncan Mackenzie) Many applications need to store user-specific settings to be persisted between sessions. But how do you go about saving and restoring these settings in your Microsoft .NET Framework-based application? It’s not all that easy to find the correct answer. You’ll find a wide variety of

You can write a binary large object (BLOB) to a database as either binary or character data, depending on the type of field at your data source. To write a BLOB value to your database, issue the appropriate INSERT or UPDATE statement and pass the BLOB value as an input parameter (see Using Stored Pr

(Anneke Kleppe and Jos Warmer) Although AOP and MDA were developed from very different viewpoints: programming vs. modeling; weaving many inputs into one output vs. creating many outputs from one input, there is a great deal of common ground between them and both techniques are used for identical pu

(Alejandro Gervasio) Object Oriented Programming (OOP) is a powerful technology for designing Web applications. This article is the first in a three part series that will explain two of the bases of OOP, Inheritance and Polymorphism, and apply these principles to building an extensible form gene

(Christos Malliopoulos) In this article we present an implementation of the delegate pattern using C++ templates. In the accompanying demonstration project we provide a simplistic emulation of an event source object – that we call Button – firing a Click event, together with an object we call Bu

(Steven Smith) The typical use of caching applies to read caching, or caching data in the application to avoid reading it from the database. However, for applications that must frequently write back to the database, write caching can provide dramatic improvements to performance. This article describ

(Peyton McCullough) If you want your application to perform several tasks at once, you can use threads. Python can handle threads, but many developers find thread programming to be very tricky. Among other points, Peyton McCullough covers how to spawn and kill threads in this popular language.

(Clayton Donley) One of the things that makes the English language so difficult to learn for non-native speakers is the way one word can mean so many different things. Not just homonyms such as “their” and “there,” but even the exact same word with the same pronunciation and inflection. For exam