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October 2, 2001 Database reports with Delphi and ADO - DB/17 - Chapter seventeen of the free Delphi Database Course for beginners. How to use QuickReport set of components to create database reports with Delphi. See how to produce database output with text, images, charts and memos - quickly and easily. -- A delphi.about.com article October 1, 2001 Creating Custom Delphi Components, Part I - This first part demonstrates some of the best approaches to building components, and at the same time provides tips on deciding on the best base class to inherit from, using virtual declarations, the complexities of overriding, and so on. Creating Custom Delphi Components, Part II - Quite often it is necessary to write components that perform more advanced functions. These components often need to either reference other components, have custom property data formats, or have a property that owns a list of values rather than a single value. This article is part two of a three part article on components. In this part, we explore various examples covering these very subjects, starting with the most simple. Creating Custom Delphi Components, Part III - This article is the final part of a three part article on components. Part one covered the basic creating of components, part two covered how to write advanced properties, how to write custom streaming for those properties, and sub-properties. This final part will cover property / component editors, how to write dedicated editors for your component / property, and how to write "hidden" components. -- A delphi.about.com article October 1, 2001 Compacting an Access database with ADO and Delphi - DB/16 - Chapter sixteen of the free Delphi Database Course for beginners. While working in a database application you change data in a database, the database becomes fragmented and uses more disk space than is necessary. Periodically, you can compact your database to defragment the database file. This article shows how to use JRO from Delphi in order to compact an Access database from code. -- A delphi.about.com article |
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