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  On the Cover

Searching for Records -- Cary Jensen, Ph.D.

Dr Jensen takes on a topic nearly every Delphi developer can benefit from: efficient data retrieval. Three general approaches are described and tested for speed: sequential searches, TDataSet search methods, and parameterized SQL SELECT queries. The time-trial results may surprise you.

Features

Informant Spotlight
MTS Development: Part III -- Paul M. Fairhurst

Concluding his three-part series on Microsoft Transaction Server, Mr Fairhurst turns to some advanced aspects of MTS, such as security, DCOM, transactions, callbacks, and more.

Algorithms
Hash It Out -- Rod Stephens

Mr Stephens provides three Delphi implementations of hash tables, data structures that allow you to quickly store and retrieve items based on a key.

Columns & Rows
Multi-tier Database Applications: Part II -- Thomas J. Theobald

Last month, Mr Theobald described the steps for planning and building multi-tier database applications. This month, he turns to the implementation, i.e. get set for some code.

The API Calls
For Your Eyes Only -- Mujahid Beg

Mr Beg demystifies the Microsoft Cryptographic Application Programming Interface (CryptoAPI for short), and shares a tCryptography class to make its use from Delphi easier.

Greater Delphi
The BDE Made Easy -- Bill Todd

Mr Todd describes an extraordinarily useful - and economical - technique for sharing the Borland Database Engine over a network, while retaining maximum flexibility from application to application.

At Your Fingertips
They Were There All Along -- Robert Vivrette

Uncovering some useful gems from the SysUtils unit, Mr Vivrette shares tips for handling command-line parameters, searching for multiple files, and replacing multiple instances of text.

Reviews

  • LEADTOOLS Imaging 10 -- Product Review by Warren Rachele
  • Delphi 4 Bible -- Book Review by Warren Rachele

Departments

  • Delphi Tools
  • Newsline
  • Delphi Emporium
  • File | New by Alan C. Moore, Ph.D.


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