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Microservices have become a popular pattern for deploying scale-out application logic and are used at companies like Netflix, IBM, and Google. An advantage of using microservices is their loose coupling, which leads to agile and rapid evolution, and continuous re-deployment. However, developers are tasked with managing this evolution and largely do so manually by continuously collecting and evaluating...
The paper firstly introduces workflow technology and Activiti workflow framework. Then through the description of the fixed asset management in the power industry, the system is wholly designed. Component-based principle, object oriented development mode and the Three-tier architecture in Java EE were used in the system. For the complexity in the fixed assets management of electric power industry,...
Personal cloud storage is rapidly gaining popularity. A number of Internet service providers, such as Google and Baidu, entered this emerging market and developed a variety of cloud storage services. These ubiquitous services allow people to access personal files all over the world at anytime. With the prevalence of mobile Internet and rich media on web, more and more people use cloud storage for...
Big data poses big challenges to modern enterprises. Traditional data-intensive business applications begin to fall behind the times, because of insufficient capabilities to process large data volumes, ever-changing streaming data and unstructured information. Furthermore, large, complex and all-in-one enterprise applications are no longer popular, whereas lightweight and fragmentary applications...
Account services are playing important roles in building IT ecosystems, such as Google Accounts, Apple ID and Microsoft Your Account for the forthcoming windows 8. In this paper, we propose a novel mechanism to build a cloud oriented account service for SME SaaS Ecosystem (SSE), a public cloud ecosystem among small and medium sized enterprises of China. Different from the account services listed above,...
Cloud computing has been attracting much attention since its birth. How to cloudify software systems especially legacy applications in the cloud era is becoming increasingly important. Based on RGPS meta-model framework and International standards-ISO/IEC 19763, an architecture for cloudification of legacy applications is proposed, which consists of three parts: a Web portal, a SaaS service supermarket,...
This paper dealt with research for key technologies of electric quantity and billing based on trial standard C++. Special emphasis was put on used open libraries, such as standard library, Boost library and Oralib library; it also discussed common design errors with the use of C++ and correct design philosophy, detailed key technologies applied in billing, for instance, the application of data access...
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