In this week's Computer Weekly, we ask if the days of the PC refresh cycle are over, due to declining PC sales, consumer technology and virtualisation. Remote working can be a challenge – but one project manager is doing so on Mount Everest. And we kick-off our latest buyer's guide, looking at infrastructure needs for big data. Read the issue now. 

This week's edition asks, now that the the G-Cloud store is up and running, will the government's cloudstore transform the market for public sector IT buyers and suppliers? It also examines research that has indicated OS upgrades will attract a significant chunk of investment this year. 

Businesses, charities and local authorities are looking to cut their overheads by sharing their IT infrastructure, CIOs at Computer Weekly’s 500 Club heard last week. 

In this week's Computer Weekly, we find out how agile development is helping the UK Ministry of Defence deliver complex military software. The CIO of the Lotus Formula One team explains the importance of data analytics to winning races. And we look at the IT innovation challenges facing financial services firms. Read the issue now. 

In this week's Computer Weekly: Amazon and Microsoft earn $5bn in public cloud revenue – we ask if public cloud is now ready for the mainstream. Banks face huge challenges replacing legacy IT – but is the short-term nature of CIOs hindering progress? And we look at how user experience can deliver return on investment for IT. Read the issue now. 

A virtualisation project has allowed the National Trust to reduce its carbon emissions and to drastically cut its IT energy bill. 

This report from Knowledge Peers and Pierre Audoin Consultants (PAC), reveals what leaders of Small and Medium-Sized Businesses (SMBs) think of IT – its strategic value, its potential, and the changing way in which it is being used in their organisations. 

In this week's Computer Weekly, Oxfam's CIO talks about how IT supports a global aid operation; we ask if £530m government funding will be enough to roll-out superfast broadband; we examine the security issues around moving to IPv6; plus our analysis of the week’s biggest news stories in IT. Download the latest issue now. 

SAP is the best-in-class ERP system. Despite this, many accounts payable organizations look at vendors who go outside of the SAP system when they want to enhance their processes. Read this paper to learn the Top 10 Reasons as to why the ‘best practice’ solutions for AP automation and optimization in SAP is one that leverages your SAP system. 

This comprehensive e-zine takes an inside look at the key tools, technologies, and innovations that are opening new opportunities in the finance and accounting (F&A) space – including business analytics, business process outsourcing, and more. 

Business processes are expected to run lean and green. The Accounts Payable process that runs with optimal efficiency and accuracy will diagnose bottlenecks in seconds, generate minimal waste and keep vendors and partners happy with fast inquiry response and timely payments. Read this paper from Dolphin Corporation to learn about automating AP. 

Read this chapter from "HOWTO Secure and Audit Oracle 10g and 11g" (CRC Press, 2009) and learn how to secure Oracle by checking for weak passwords, configuring failed login policies, preventing DoS attacks with resource limits, and auditing user profiles. 

The 11th book in our Straight Talk series helps executives understand the implications of IFRS and their role in addressing the associated changes. The publication also offers practical suggestions to help companies navigate through pressing issues and developing your own conversion road map.