Tired of checking database entries for null values? This month, Paul illustrates how you can use Nullable types to make fields and properties accept nulls.
Latest Database Articles - Page 6
Learn about a web service method to back up a database from a mobile device using the SQL Backup command and asynchronous method calls.
Dare to enter the world of approximate string matching with this introduction, tutorial, and Access 2000 database demo with a 99% precision/recall.
The write part of managing a data access layer is where things can go awry. Writing requires managing changes, validation, and transactions. Learn how to handle the challenge.
Did you replace MSDE with SQL Server 2005 Express Edition? Did you make the wrong move?
Learn about an Oracle query tool with Syntax Highlight and a tabbed MDI interface.
Latest Developer VideosMore...
Latest CodeGuru Developer Columns
The Transactional File System (TxF), which allows access to an NTFS file system to be conducted in a transacted manner through extensions to the Windows SDK API. MFC 10, has been extended to support TxF and related technologies. This support allows existing MFC applications to be easily extended to support kernel transactions.
Adding extra fields to an ASP.NET membership set-up doesn't have to be difficult, especially if there is only a small amount of data.
Hannes du Preez explains what delegates are and how to use them to call managed and unmanaged code in VB.NET.
This article introduces you to Big Data, Apache Hadoop and MapReduce jobs. We will also learn how to create MapReduce jobs using C#.