資源描述:
《Beginning ASP.NET 2.0 in C# 畢業(yè)論文外文翻譯》由會員上傳分享,免費在線閱讀,更多相關內容在學術論文-天天文庫。
1、附錄1BeginningASP.NET2.0inC#ASP(ActiveServerPages)isarelativelynewtechnologythat’salreadyleaptthroughseveralstagesofevolution.Itwasintroducedaboutsevenyearsagoasaneasywaytoadddynamiccontenttoordinarywebpages.Sincethen,it’sgrownintosomethingmuchmoreambitious:aplatformforcreatingadvancedwebapp
2、lications,includinge-commerceshops,data-drivenportalsites,andjustaboutanythingelseyoucanfindontheInternet.ASP.NET2.0isthelatestversionofASP,anditrepresentsthemostdramaticchangeyet.WithASP.NET,developersnolongerneedtopastetogetherajumbleofHTMLandscriptcodeinordertoprogramtheWeb.Instead,youc
3、ancreatefull-scalewebapplicationsusingnothingbutcodeandadesigntoolsuchasVisualStudio2005.Thecostofallthisinnovationisthelearningcurve.Notonlydoyouneedtolearnhowtouseanadvanceddesigntool(VisualStudio)andatoolkitofobjects(the.NETFramework),youalsoneedtomasteraprogramminglanguagesuchasC#.TheI
4、nternetbeganinthelate1960sasanexperiment.Itsgoalwastocreateatrulyresilientinformationnetwork—onethatcouldwithstandthelossofseveralcomputerswithoutpreventingtheothersfromcommunicating.Drivenbypotentialdisasterscenarios(suchasnuclearattack),theU.S.DepartmentofDefenseprovidedtheinitialfunding
5、.TheearlyInternetwasmostlylimitedtoeducationalinstitutionsanddefensecontractors.Itflourishedasatoolforacademiccollaboration,allowingresearchersacrosstheglobetoshareinformation.Intheearly1990s,modemswerecreatedthatcouldworkoverexistingphonelines,andtheInternetbegantoopenuptocommercialusers.
6、In1993,thefirstHTMLbrowserwascreated,andtheInternetrevolutionbegan.Itwouldbedifficulttodescribeearlywebsitesaswebapplications.Instead,thefirstgenerationofwebsitesoftenlookedmorelikebrochures,consistingmostlyoffixedHTMLpagesthatneededtobeupdatedbyhand.BasicHTMLpageisalittlelikeaword-process
7、ingdocument—itcontainsformattedcontentthatcanbedisplayedonyourcomputer,butitdoesn’tactuallydoanything.ThefollowingexampleshowsHTMLatitssimplest,withadocumentthatcontainsaheadingandsinglelineoftext:AnHTMLdocumenthastwotypesofcontent:thetextandthetagsthattellthe