An anonymous reader writes "As 64-bit architectures continue to gain popularity it is becoming more and more important to make sure that your software is ready for the shift. IBMDeveloperworks takes a look at a few of the most common pitfalls when making sure your applications are 64-bit ready. From the article: 'Major hardware vendors have recently expanded their 64-bit offerings because of the performance, value, and scalability that 64-bit platforms can provide. The constraints of 32-bit systems, particularly the 4GB virtual memory ceiling, have spurred companies to consider migrating to 64-bit platforms. Knowing how to port applications to comply with a 64-bit architecture can help you write portable and efficient code.'"
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