简介:Withthedevelopmentofwirelessnetworksandmobilecomputing,moreadvancedapplicationswithcontext-awarenessandadaptabilitytotheirchangingcontextareneeded.However,buildingcontext-awareapplicationsisdifficultduetothelackofadequateinfrastructuresupport.Inthispaper,awebmiddlewarearchitectureforthedevelopmentofcontext-awarenessapplicationsusingnearfieldcommunication(NFC)isproposed.Basedonit,theefficientsupportforacquiring,interpreting,andaccessingcontextisprovided,andtheuser’squalityofexperienceisimproved.Moreover,amobilewebmiddlewareforthetestingandfullrealizationofNFCcontext-awarenessapplicationshasbeendevelopedtogetherwithtwoapplicationexamples.
简介:Itiswidelyrecognizedthatexchange,distribution,andintegrationofbiologicaldataarethekeystoimprovebioinformaticsandgenomebiologyinpost-genomicera.However,theproblemofexchangingandintegratingbiologicaldataisnotsolvedsatisfactorily.TheeXtensibleMarkupLanguage(XML)israpidlyspreadingasanemergingstandardforstructuringdocumentstoexchangeandintegratedataontheWorldWideWeb(WWW).WebserviceisthenextgenerationofWWWandisfoundedupontheopenstandardsofW3C(WorldWideWebConsortium)andIETF(InternetEngineeringTaskForce).ThispaperpresentsXMLandWebServicestechnologiesandtheiruseforanappropriatesolutiontotheproblemofbioinformaticsdataexchangeandintegration.
简介:摘要本论文力求结合实际找出一种切实可行的开发方案,经过反复研究和学习和网上收集资料,借助java编程语言、jsp技术、sqlserver数据库和tomcat服务器来完成系统的所有功能,最后进行系统测试,来检测系统的权限和漏洞,从而将系统完善,达到符合标准。
简介:引言当今,Internet网页制作已成为计算机从业者的一项基本技能之一.在大型软件工程项目中,网页编写者往往结合使用JavaScript,HTML与Java(尤其是JavaApplet部分)3种编程语言,使网页成为声音、图像和动画集成的Web页面.但在目前呈几何增长的互联网软件发展中,仅仅发生在客户浏览器端的动态效果已无法满足商业网站大量的信息查询,人们渴望的是人机交互更强而且有数据库服务的动态网页.