(Patricia Cupoli) At the April 2006 Wilshire Meta Data Conference/DAMA International Symposium, there were a number of presentations that dealt with metadata, ontologies (organization of knowledge and terms), semantics, controlled vocabularies and taxonomy/classification. You may ask why these topic

(rajesh mg) In software engineering, the singleton design pattern is designed to restrict instantiation of a class to one (or a few) objects. This is useful when exactly one object is needed to coordinate actions across the system. Sometimes it is generalized to systems that operate more efficiently

(Robert L. Bogue) It seems like everyone likes a full toolbox. Whether you’re an auto mechanic with thousands of dollars in hand tools or an IT professional who knows every database technology ever written, tools are a good thing. Knowing how to use a tool can be the difference between struggling wi

(Bipin Joshi) There are many articles and tutorials around that illustrate the use of GridView control along with the new Data Source Controls. When attached with a Data Source control GridView performs tasks such as paging, sorting and editing automatically i.e. without writing any code. However, a

(Andrew Timberlake-Newell) It seems like it should be easy. It even is easy. But finding out how to configure bound DataGridView controls to automatically update the source data can be a challenge.

(Gary Williams) Over the past few weeks I have had the chance to play with Active Directory Restoration and various failure scenarios. During this I have come up with a set of tips that I thought it would be worth sharing. If you have any more then please add them into the comments.

(Andrew Kennedy) The security of the .NET programming model is studied from the standpoint of fully abstract compilation of C]. A number of failures of full abstraction are identified, and fixes described. The most serious problems have recently been fixed for version 2.0 of the .NET Common Languag

(Satheesh Kumar) Authorization Manager in Windows 2003 is the more flexible, scalable and easier administration tool for role based security. Using Authorization Manager we can define roles and the tasks that roles can perform. We can create roles that inherit the characteristics of other roles and

(Eugene Asahara) A few weeks ago, I posted a blog similarly titled, Growing Number of Object Attributes in Relational Databases. In that blog, I described the problem of “vertical data explosion” occurring due primarily to increased data mining, where more and more characteristics (or attributes) of

(Alejandro Gervasio) The object-oriented paradigm includes the ability to overload classes; not surprisingly, this is possible in PHP. In this first part of a series, you will learn how to implement class overloading in PHP 4, specifically using the “overload()” function, which comes in handy for tr