Contents, The Delphi Magazine Issue 122, October 2005

• News
  Keep up with all that’s fresh in the world of Delphi and Kylix: exciting new products and services for our favourite development tools, as well as updates from the wider world of software development that affect our daily development work.
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• From The Editor
  Some important information about new developments for The Delphi Magazine, explained by Editor Chris Frizelle.
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• Using System.DirectoryServices From Delphi
  Marc Scheuner shows us how to leverage the System.DirectoryServices namespace in the .NET framework Base Class Library (BCL) in order to get access to and deal with objects in your Active Directory store. Marc explains the basics of how to get access to objects like user and computer accounts, groups and more, and also demonstrates how to do basic operations on those Active Directory objects.
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• Inheritance And More With NHibernate
  Pedro Agulló Soliveres continues his discussion of the NHibernate object-relational mapper. This month Pedro examines mapping inheritance and special cases. Along the way he describes the collections which are supported by NHibernate (bags, sets, dictionaries, lists and arrays), and describes how to use cascading when making associations, before finally arriving at the various inheritance strategies which are available.
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• Path Searching With A*
  Julian Bucknall returns fondly to his first love this month: algorithms. Specifically, he discusses shortest path or goal-seeking algorithms, and explains how to implement and use the A* algorithm (via a short diversion to Dijkstra). From puzzle solving to finding the shortest route to drive to the mother-in-law’s house, these algorithms have many useful applications.
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• Under Construction: Writing .NET Components
  Bob Swart gives us a sound introduction to creating new components for the .NET framework. He covers both FCL and WinForms component building, presenting two example components: a non-visual temperature conversion component and a compound navigator user control. Bob also shows how to create custom properties and events, as well as how to install and use the components you create.
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• Review: SmartInspect 1.1.0.597
  Craig Murphy reviews this advanced logging tool for debugging and monitoring .NET, Java and Delphi applications from Gurock Software. The developers say it helps you to identify bugs, find solutions to customer problems, and gives you a clear understanding of how your software works in different environments and under different circumstances. What did Craig find? Read on to discover!
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