Java Development Toolkit Update

In this issue of Java Development 2.0, Andrew Glover describes how to develop and deploy for Amazon elastic Compute Cloud (EC2). Learn about the differences between EC2 and Google App Engine, and how to quickly build and run a simple EC2 with the Eclipse plug-in and the concise Groovy language ...

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 ...

Recently, VMware announced to the outside world, including enhanced the recently released VMware Vcloud®suite management products in the update Cloud Management product suite. At the same time, VMware also launched a new product for this suite VMware vcloud Don center™5.1, updated vmware IT Business Management suite™, further simplifying and automating management, Improved IT department management ...

1. HQueue profile HQueue is a set of distributed, persistent message queues developed by hbase based on the search web crawl offline Systems team. It uses htable to store message data, HBase coprocessor to store the original keyvalue data in the message data format, and encapsulates the HBase client API for message access based on the HQueue client API. HQueue can be effectively used in the need to store time series data, as MAPR ...

In the past, assembly code written by developers was lightweight and fast. If you are lucky, they can hire someone to help you finish typing the code if you have a good budget. If you're in a bad mood, you can only do complex input work on your own. Now, developers work with team members on different continents, who use languages ​​in different character sets, and worse, some team members may use different versions of the compiler. Some code is new, some libraries are created from many years ago, the source code has been ...

With the advent of the social internet boom, the real-time web is getting more and more attention. On the one hand, the message real-time notification greatly improves the friendliness of the system from the point of view of the business scene. On the other hand, from the performance point of view, the new data is automatically pushed by the service side, rather than the user automatically refresh the page to obtain, greatly reducing the server pressure. Foreign media recently published an article that the real-time web is not just a fashion, but a technical trend. In the future, real time technology will become a kind of default technology, will be more and more civilian, not only Google, Faceb ...

If your cloud service is closed or temporarily interrupted, what should you do to make the loss as low as possible? In February 2009, cloud service provider Coghead in a letter addressed to customers that "due to the impact of economic challenges", the company can no longer operate, will immediately terminate the Cloud-based development platform services. Subsequently, ERP giant SAP acquired Coghead's intellectual property, but no longer support this development platform, not only that, but also let the original Coghead customers in April 2009 3 ...