IT技术及科技前沿

摘要： It's time for a new Google doodle, and this time it celebrates International Women's Day marked worldwide on March 8. The Women's Day Google doodle replaces Google's logo on the search engine's home page with an artwork (doodle!) to mark the international event. However, since it 阅读全文

摘要： And he lives a bitchin' rockstar life. Moving along.Now, onto Google's self-driving car that made waves months ago. We located a story showing an actual demonstration appearing to take place at a parking facility at the TED conference. Although one would expect the self-driving car to work i 阅读全文

摘要： In case you still had any doubts, Google is now OFFICIALLY a media company.YouTube just finally closed its acquisition of Next New Networks, a NYC-based startup in the online video production industry.However, the New York Times says that Google will be creating "minimal" original programm 阅读全文

摘要： Searching for a fast route around traffic congestion might seem like a futile exercise in the Chicago area, but Google is giving it a shot.Google Maps Navigation on Monday introduced an update to its driving directions software that uses real-time traffic information to recommend routes.Google previ 阅读全文

摘要： After discovering malicious apps on the Android Market last wek, Google is now remotely disinfecting Android devices.ZoomLast week Google received reports that the Android Market was infested with a number of malicious apps aimed to gather device-specific information. Google said that it quickly per 阅读全文

摘要： This article explains how to use the JRuby programming language with Oracle Database 11g Release 2. JRuby allows the Java platform and extensive libraries to be augmented with an easy to use and powerful scripting language.Software RequirementsThe following software can be used:Oracle Database 11g R 阅读全文

摘要： http://medianetwork.oracle.com/media/show/16342 阅读全文

摘要： 目前，北京市已初步建成国内最好的3G网络、20兆宽带覆盖最广的信息网络以及用户最多的高清交互式数字电视网络，城市信息化建设已达到世界发达国家主要城市的中上等水平，“数字北京”基本实现。在此基础上，北京将在“十二五”期间大力推进“智慧城市”的建设。“智能北京”将给北京发展带来新的机遇。“数字北京”基本实现记者日前从北京市经济和信息化委员会了解到，在“十一五”时期，北京市累计建设3G基站约1.8万个，具备20M宽带接入能力的用户超过176万，高清交互数字电视用户已达130万户。数据显示，与2005年相比，目前北京地区网民规模约1218万人，增长1.8倍；互联网普及率达69.4%，增长1.4倍；软件 阅读全文

摘要： 时光荏苒，光阴飞逝。转瞬之间，2010年已经过去。回顾过去的一年，中国RFID与物联网产业飞速发展。越来越多的RFID及物联网词汇出现在了人们的眼前。我们总结了2010年中国物联网十大热点关键词，供业界分享。“十大热点关键词”之“感知”“感知”在《现代汉语词典》中的解释为“客观事物通过感官器材在人脑中的直接反应”。随着中国物联网产业的兴起，感知越来越多的被用于物联网的产业。随着“感知中国”、“感知世博”、“感知地球”这些词汇频繁的出现在报纸、电视报道中，物联网产业也被广大的人群所了解。“感知”成为物联网的热门词汇。“十大热点关键词”之“RFID/电子标签”RFID原本对人们是比较生疏的英文单词 阅读全文

摘要： When DevExpress released their roadmap for 2011, WinForms barely got a mention. As a ten year old technology that is basically abandoned by its creator this isn’t too surprising. But what it interesting the amount of negative feedback that generated. A lot of DevExpress’s customers just don’t see WP 阅读全文

摘要： 今天，Google的C++编码规范对外发布，引起了业内开发人员的广泛关注。其中，来自硅谷的柯化成认为，“这是地球上最好的一份C++编程规范，没有之一，建议广大国内外IT民工研究使用。”盛大的资深开发者赵喆表示，“非常同意。Google在这方面下足了功夫，让所有人写出来的代码都使用同样的规范，就好像在工程师编程世界里普及普通话一样。很多资深工程师刚加入的时候被迫学习编码规范，开始不习惯，后来发现收益非浅。所谓磨刀不误砍柴功，创业公司更应该关注。”科泰的陈榕也认为，“希望Google索性再出版一个工具，类似早先C语言的lint，按照该规范自动排版。否则谁记得住这么多条条框框？”C++开发者杜昶旭给 阅读全文

摘要： Like most major databases, SQL Server will normally store a table as B-tree if they have a clustered index, otherwise it uses Heap. Both methods are essentially row based, where the number of rows per page varies depending on the overall row size. Starting with SQL Server 2011 a third option becomes 阅读全文

摘要： Gartner published a report in early February which revealed that more than half of the organizations surveyed have adopted Open Source Software(OSS) as part of their IT strategy but only one-third of the responding organizations had a formal OSS policy in place. Gartner OSS surveys from the past 5 y 阅读全文