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It has been proven that you can always color a map with four colors in such as way that no two adjacent regions have the same color. Unfortunately doing so can be both difficult and time consuming?but it's not too hard to color a map with five colors.
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Multithreaded applications are notoriously difficult to write, test, and debug, but for many client-server developers, this task will soon become necessary for some high-performance applications. If it's in your future, start here to get an introduction to the algorithms behind the scenes in Intel's C++ template library for multithreading and start demystifing the multicore future.
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Applying the same database connection code for all session beans can lead to stale DB connections in large enterprise Java applications. Oracle Containers for J2EE (OC4J) has a new mechanism to nip this problem in the bud.
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At long last, Excel Services for SharePoint 2007 gives you a way to share spreadsheets easily?calculating and rendering output on the server rather than struggling to maintain multiple individually installed copies.
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Data backup is a key component of any enterprise data management strategy and critical for recovery. But file system archiving is the only way to truly lower the costs of managing legacy data.
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The Java Tutorial is a Java programming language guide for developers seeking proficiency with Java SE. This fourth edition adds chapters on generics, collections, Java Web Start, the platform environment, and regular expressions. Find out all about the Java Collections Framework.
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Years of frustration with managing multiple versions of COM components is finally being addressed, thanks to a new component deployment mechanism from Microsoft called Reg-free COM.
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Although OpenGL ES makes 3D graphics programming significantly easier and more portable, developers must still work to tune their applications for the greatest performance possible. This article features tips and tricks gleaned from the experts.
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The conclusion of a two-part article on managing data with Visual Studio 2005 and SQL Server focuses on .NET generics, provides an introduction to the new ObjectDataSource class, and demonstrates some additional new capabilities in T-SQL 2005.
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The same ANSI Standard SQL query can run against identical data on SQL Server and Oracle and return different results. So just because your application issues ANSI standard SQL, don't assume it's portable.
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Spice up your interfaces by taking full advantage of the Pen and Brush classes capabilities in the .NET Framework. Learn to create dashed and striped lines, control line joins, and use brushes to create interesting patterns and gradients.
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Part 2 of this series focuses on the benefits of using multiple cores for faster performance. The obvious route to better performance is to design computers with multiple CPUs?after all, it is a lot easier to add a second CPU to a computer than it is to make one CPU twice as fast!
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Two typical business application scenarios illustrate how to strike the right balance between open source and commercial application servers.
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When it comes to emergency services, nothing short of 100 percent uptime is acceptable. Often, various emergency agencies within a county or local area use disparate and archaic systems. Sometimes emergency personnel provide the necessary services with systems that lack sufficient, let alone cutting edge, communications capabilities. See how Avaya's technology helped pull everything together on the Gulf Coast.
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You know that adopting an Agile methodology is the right thing to do, but trying to sort out all the different methodologies is a major research endeavor. How to know which one is right for your organization? In this two-part article, you'll learn all the ins and outs of the seven most popular methodologies so you can pick the one that's best for you. In part 2, we cover AUP, Crystal, and DSDM.
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