Java Card Operating System

Last year in the investigation of a lot of java applications, see some of the phenomenon is the programmer to run on their own environment to read the program rarely lead to troubleshooting problems will be more frustrating, so think of writing this series of articles, procedures To provide functionality to end-users, the code is only one part of it, and it needs to be relied on for jvm, os, server hardware, networking, load balancing, etc. In this series of articles, Several parts, more is only a science role, because os I use are linux, this series ...

Browsers can replace the operating system in part, and will make the current endless software application stores redundant, HTML5 is likely to reconstruct the infrastructure of the Internet Apple has been the most staunch supporter of the next generation of Web language HTML5 and is now facing new and formidable challengers.　　According to foreign media in June, social networking site Facebook is secretly developing apps based on the next-generation Web language HTML5 to get rid of the company's App Store's stranglehold on Facebook in the Mobile world. Early last year, in the launch of ...

This reporter Yang Xian Zhuo Camp tablet computer has opened a gorgeous "Upgrade" campaign. Following Google's announcement last month that it would upgrade its Android system to 3.2, first-line tablet brands such as Huawei, Sharp, Sony and Asus have been showing signs of Android 3.2, or new gimmicks, or bright spots for their products.　　There have also been reports that Hewlett-Packard recently released its latest version of the webOS 3.0.2 operating system update for its HP Touchpad Tablet PC. As we all know, every operating system ...

The database server is actually the foundation of every electronic transaction, financial and enterprise resource Planning (ERP) system, and it often includes sensitive information from business partners and customers. Although the data integrity and security of these systems are important, the level of security checks taken against the database is not as high as the security measures of the operating system and the network. Many factors can disrupt data integrity and lead to illegal access, including complexity, poor password security, misconfigured, undetected system backdoor, and mandatory routine use of adaptive database security methods ...

Starting from January 11, 12306 websites began selling train tickets on New Year's Eve. At this point, the railway system's only official purchase site 12306 will become a target. 　　This year is no exception, 12306 is again submerged in a complaint sound. January 10, an ID named "Code Dog" of the former Taobao engineer, and later in a power company to do technical VP of the IT industry also in the famous forum "Sisi" on the dispatch, expressed his own views on the 12306 system. It is noteworthy that the "Code dog" in the 12306 system just online ...

One, the charm of the management of cloud computing is that users can start using their ID card and credit card, but that's the problem. Such a simple service is bound to bring many challenges to the unprepared IT department. 　　We've been through this many times before: the benefits of a technology that are easy to use end up being an unexpected management challenge, such as virtualization, which causes virtual machines to become fragmented, new security risks to smartphones, and instant messaging that triggers corporate governance problems. This article is intended to show IT managers how to maximize cloud computing ...

Storing them is a good choice when you need to work with a lot of data. An incredible discovery or future prediction will not come from unused data. Big data is a complex monster. In Java? The programming language writes the complex MapReduce program to be time-consuming, the good resources and the specialized knowledge, this is the most enterprise does not have. 　　This is why building a database with tools such as Hive on Hadoop can be a powerful solution. If a company does not have the resources to build a complex ...

Storing them is a good choice when you need to work with a lot of data. An incredible discovery or future prediction will not come from unused data. Big data is a complex monster. Writing complex MapReduce programs in the Java programming language takes a lot of time, good resources and expertise, which is what most businesses don't have. 　　This is why building a database with tools such as Hive on Hadoop can be a powerful solution. Peter J Jamack is a ...

Large data era has come, how to deal with and use of huge information, many enterprises are facing new problems. Nowadays, a lot of social activities and enterprises are inseparable from it, and in these activities it is necessary to produce huge information. With the increasing popularity of mobile broadband and mobile communication products, this trend has been accelerated. "Information explosion" requires the enterprise system to correctly analyze and handle a large number of complex data, but it is difficult to rely on the previous technology. Only enterprises that can solve big data problems can get business opportunities from the commercial change. You know, big data ...

This article summed up the first half of 2013 years on the line or relatively high domestic outstanding start-up companies, content from the Tianya Sea Pavilion on the weekly Web2.0share weekly selection of domestic start-ups: Voice360 is through the phone horn to send audio signals (with 10K of silent Signal), And then use the microphone to receive decoding to achieve close range of data exchange of the Trans-era technology, voice360 SDK, can quickly integrate acoustic communication functions, to achieve close range of data exchange, authentication, file sharing. Link: htt ...