Spring Database Configuration

Unit testing and integration testing play a pivotal role in the entire process of our software development, on the one hand, programmers to write unit tests to verify the effectiveness of their programs, on the other hand, managers through continuous automated unit testing and analysis of unit testing coverage to ensure the quality of the software itself. Here, let's not talk about the importance of unit testing itself, for most of the current java-based http://www.aliyun.com/zixun/aggregation/13760.html "& ...

According to IDC, global data will reach 10 trillion TB in 2015, and the annual composite growth rate will reach 38% in 2020. Due to the lower cost of data, the rapid increase of data volume, coupled with the emergence of new data sources and data technology has evolved a variety of data types. Big data is waving at us. With large data, large data analysis and proper management will have a great impact on the enterprise data center. 　　As the world's largest database software company, Oracle is in time to launch a number of technology products for large data to meet the needs of enterprises and enhance their own value. ...

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Beangle based javahttp://www.aliyun.com/zixun/aggregation/12997.html "> enterprise software Development, providing agile, based on the Agreement (Convention over Revisit) scaffold and kits. Focus on simplifying project construction and standardizing project development habits to form best practices for easy management. (Introduction) Sub module: Commons provides string, compression ...

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A tender purchase contract, the 12306 Web site again pushed to the cusp. Recently, a media report said, Taiji group to undertake 12306 Web site projects Two contracts were exposed, the contract amounted to 200 million yuan, plus the previous burst Tai Chi group and the same party group won the bid 12306 sites, the winning amount is 199 million yuan and 130 million yuan respectively. At this point, 12306 of the site cost more than 500 million yuan. "According to the 12306 Web site traffic and order volume requirements to calculate, uttered, the total cost of building this site spent more than 100 million yuan, at most not need super ...

Multithreading is the problem that programmers often face in the interview, the level of mastery and understanding of multithreading concept is often used to measure a person's programming strength. Yes, ordinary multithreading is not easy, then when multithreading encounter "elephants" will produce what kind of sparks? 　　Here we share the Java thread Pool management and distributed Hadoop scheduling framework with 严澜, the Shanghai Creative Technology director. Usually the development of the thread is a thing, such as Tomcat in the servlet is the threads, no thread how we provide more ...

Usually the development of the thread is a thing, such as Tomcat is a servlet in the threads, there is no thread how do we provide multi-user access? But many developers who have just started to touch threads have suffered a lot. 　　How to do a set of simple threading Development Mode framework for everyone from the single thread development into multithreaded development, this is really a relatively difficult project. What is the specific thread? First look at what the process is, the process is a system executed a program, this program can use memory, processor, file system and other related resources ...

Earlier this year, VMware announced the Cloudfoundry project, a platform, a service (PAAS) Open source solution, which provides support for MongoDB, MySQL, and redis such services. It recently added PostgreSQL and RABBITMQ to the cloud services list for use in all applications, as well as a micro version of Cloudfoundry that can run on a single workstation. It's interesting to incorporate PostgreSQL into Cloudfoundry.

From the Internet to query about database data processing program, there are a lot of good blog, put forward a lot of solutions, so I also want to tidy up on this aspect of the content, if just put the summary copy of other people to this doesn't mean anything, 　　Even in the interview will often be asked how to deal with large data and high concurrency solutions, and also has a lot of repeated online content, an article copy to copy to go! A few of the Java Web projects now being done are big data, few, base ...