In this week’s Computer Weekly, we look at the IT challenges facing retailers, as consumers turn increasingly to web and mobile shopping channels. Oracle president Mark Hurd talks about how the supplier intends to simplify IT infrastructures. And new government CIO Andy Nelson discusses how he plans to transform Whitehall IT. Read the issue now. 

Read this paper to learn how to clear out the backlog of new and modified applications that development teams are racing to create—and streamline release processes- so you can promptly release application enhancements and immediately leverage them. 

This week’s Computer Weekly, we talk exclusively to Tesco CIO Mike McNamara about why the UK's biggest retailer is spending £150m on its online business. And, with the London 2012 Olympics only weeks away; we look at how IT testing is progressing. 

This expert e-guide features insight from quality assurance expert Lisa Crispin on the risks and benefits of outsourcing performance testing. Crispin also offers tips on different performance testing measures and discusses performance testing specialists within agile software development. 

The demand for greater ecommerce capabilities is growing leading CIOs and IT professionals concerned with choosing the perfect vendor. Through this in-depth vendor analysis by Gartner, uncover the top 6 questions you should ask and the strengths and weaknesses of the top 20 e-commerce vendors. 

European consumers' growing use digital channels as part of their shopping experience is driving retailers’ focus on delivering efficient online, cross-border operations in Europe, this research report from Accenture reveals. 

This tip e-guide from SearchCRM.com features insight from Gartner's 2011 Magic Quadrant for social customer relationship management (CRM). Read this now to learn what challenges are cropping up in CRM, how social media is affecting CRM strategies and what the future of social CRM looks like. 

<p>Object-based file systems offer performance improvements in HPC environments, but many companies are unsure which market options are worth evaluating. This expert e-guide examines several notable offerings and explains how they can eliminate I/O bottlenecks in HPC architectures.</p> 

Now is the time to realize all of the benefits of virtualizing your test and development lab. This chapter highlights some of the benefits of consolidating your test and development environments through virtualization, including costs savings, accelerated time to deployment and system consistency throughout your environment. 

Competition has never been so strong and retail organisations are finding they cannot afford to stand still. 

As more people become attached to their mobile devices, mobile application development should be high on your list of priorities as it may be the best way to reach your target audience. Read this expertly-compiled e-to learn how you can best develop your mobile applications to optimize their speed and reliability to surpass user expectations. 

Explore the impact of the cloud on application design, development, management and maintenance for enterprises and for the growing mobile app market in this e-guide. Plus, find out how businesses are rethinking mobile app development.