Java Business Logic Layer

As we all know, Java in the processing of data is relatively large, loading into memory will inevitably lead to memory overflow, while in some http://www.aliyun.com/zixun/aggregation/14345.html "> 　　Data processing we have to deal with massive data, in doing data processing, our common means is decomposition, compression, parallel, temporary files and other methods; For example, we want to export data from a database, no matter what the database, to a file, usually Excel or ...

The scheme has been successfully applied, which can realize the standard and efficient internationalization software development, and reduce the time and effort needed for software development. The development of Internet has promoted the communication of the whole world, it needs to develop the WEB application that satisfies the requirements of different regions ' language, culture and living habits, therefore, the internationalization of software has become the problem that must be solved. At home and abroad, there are some deficiencies in internationalization methods: Existing Dynamic Data internationalization solutions are not easy to transplant and reuse. There is no out-of-the-box Dynamic Data internationalization solution or framework. To solve the above problems, we need to propose a dynamic ...

Big data has almost become the latest trend in all business areas, but what is the big data? It's a gimmick, a bubble, or it's as important as rumors. In fact, large data is a very simple term--as it says, a very large dataset. So what are the most? The real answer is "as big as you think"! So why do you have such a large dataset? Because today's data is ubiquitous and has huge rewards: RFID sensors that collect communications data, sensors to collect weather information, and g ...

Download: https://sourceforge.net/projects/jbpm/files/jBPM%205/jbpm-5.4.0.Final/Documentation: HTTP://DOCS.JBOSS.ORG/JBPM/V5.4/ Userguide/api and javadocs:http://docs.jboss.org/jbpm/v5.4/javadocs/&nb ...

Flume-based Log collection system (i) architecture and Design Issues Guide: 1. Flume-ng and scribe contrast, flume-ng advantage in where? 2. What questions should be considered in architecture design? 3.Agent crash how to solve? Does 4.Collector crash affect? What are the 5.flume-ng reliability (reliability) measures? The log collection system in the United States is responsible for the collection of all business logs from the United States Regiment and to the Hadoop platform respectively ...

In our daily life, we are inseparable from the application of position recognition class. Apps like Foursquare and Facebook help us share our current location (or the sights we're visiting) with our family and friends. Apps like Google Local help us find out what services or businesses we need around our current location. So, if we need to find a café that's closest to us, we can get a quick suggestion via Google Local and start right away. This not only greatly facilitates the daily life, ...

Last year, Premier Wen Jiabao made it clear in the government's work report that "speeding up the development and application of the Internet of things" once again reflects the Government's high emphasis on the developments of Internet of things. With the promotion of national policy, telecom operators are actively involved in the Internet of things, and the internet of Things is an important profit point in the future. 1 IoT architecture and design features of existing EPC middleware the Internet of Things is through radio frequency identification (RFID), infrared sensors, global positioning system, laser scanners and other information sensing equipment, according to the agreed agreement, any items connected to the Internet, exchange of information and communication to achieve intelligent ...

As architects and designers, we often focus on what we have at hand and seldom reflect on the past. We should know the new from the warm. I've summed up 6 experiences from my 55-month experience as the Skype architecture group. Some are technical and others are softer views of the architect. First, introduce Skype background information. Skype background Skype is software that allows users to make audio and video calls, and can also make regular calls and send short messages. The company was founded in 2003, since its inception there is an incredible growth song ...

The author also gives an actual cloud-oriented meap (ie Convertigo mobilizer) that he has been involved in creating as an example enterprise with more and more mobile projects, and those worthwhile projects need to create more projects; But this demand is a major bottleneck. It is no longer a connection to a data source to a mobile device, IT infrastructure is facing multiple device platforms, complex security issues, different enterprise applications and data sources, and many devices have no APIs. This "multi-device to multi-platform" mobile application Set ...

Mastering it commanding heights is not directly equivalent to earning income.　　But if this cannot be done, even if it occupies the core position, it is like having no good weapons in hand and unable to cope with the competition under severe conditions. Watch Mobile Internet This drama can be found in the Internet companies to the telecommunications operators "seize power", "take the money" process, there is a singular landscape: data flow from the hands of telecom operators rushing through, but the income was taken away by internet companies. In the telecom and Internet connection, the Internet to the telecommunications from the boss to the accounting, money rushing to hand, but which one does not belong to themselves. The end of the head ...