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. 

Cleantech is emerging as a suitable alternative source of energy or a means of reducing  consumption of expensive resources, this report from Grant Thornton reveals. 

Over the course of several months in 2011, IDC conducted a research study to identify the opportunities and challenges to adoption of a new technology that changes the way in which traditional business solutions are implemented and used. The results of the study are presented in this white paper. 

Juniper Research defines a mobile ticketing user as “someone who stores a ticket on their mobile phone for later redemption” at the point of travel, the music venue, the cinema etc. 

This on-demand webcast features Oracle Enterprise Data Quality products that can help you achieve and enhance the value of your enterprise data as part of an enterprise data governance strategy. 

This is the third piece in SearchUnifiedCommunications.com's three-part guide on collaboration products. This expert asset takes a deep dive into the requirements that should seal the deal in terms of final considerations when purchasing a collaboration solution. 

Between 25% and 50% of most companies’ revenue goes toward purchasing goods and services, so the ability to keep these costs down is paramount. Applying strategic sourcing methodologies to pinpoint spend categories and select qualified suppliers allows organizations to reduce expenses and positively impact the bottom line. 

This white paper details how organizations can leverage cloud-based storage offerings as part of their data protection plans. The paper also takes a closer look at the solutions offered by Riverbed that allow organizations to integrate cloud-based storage within solutions that address a growing set of data protection demands. 

Storage capacity utilization metrics provide a framework you can use to analyze and manage SAN storage use across a diverse IT environment. Check out this white paper to explore how capacity metrics can help your organization with efficiency, capacity management, and risk management. 

Constant product innovation has contributed to a thriving equipment-manufacturing industry, however, fewer time-saving tools are available to QA than developer groups. As a result, testing is becoming an innovation barrier. This paper examines the innovation barrier: its causes, effects, & what’s needed to restore the vigorous pace of innovation. 

This paper is the second in a two-part series exploring the innovation barrier – the point at which testing can no longer keep pace with development in the equipment manufacturing industry. It examines the innovation barrier’s symptoms – from slowdowns in development to mounting quality issues – and the potential impact on equipment manufacturers. 

This week's Computer Weekly examines how the Football Association's IT director is using technology to help improve the prospects for the England national team. Our Buyer's Guide to government IT looks at the future of open source in the public sector and we report from Infosec 2012 on the rising number of cyber attacks. Read the issue now.