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下載積分: 13 賞幣
上傳時間:2023-07-21
頁數(shù): 0
大?。?1.3(MB)
子文件數(shù):
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簡介:附件附件1外文資料翻譯譯文外文資料翻譯譯文ASPNETASPNET概述概述ASPNET是一個統(tǒng)一的WEB開發(fā)模型,它包括您使用盡可能少的代碼生成企業(yè)級WEB應用程序所必需的各種服務。ASPNET作為NETFRAMEWORK的一部分提供。當您編寫ASPNET應用程序的代碼時,可以訪問NETFRAMEWORK中的類。您可以使用與公共語言運行庫CLR兼容的任何語言來編寫應用程序的代碼,這些語言包括MICROSOFTVISUALBASIC、C、JSCRIPTNET和J。使用這些語言,可以開發(fā)利用公共語言運行庫、類型安全、繼承等方面的優(yōu)點的ASPNET應用程序。ASPNET包括?頁和控件框架?ASPNET編譯器?安全基礎結(jié)構(gòu)?狀態(tài)管理功能?應用程序配置?運行狀況監(jiān)視和性能功能?調(diào)試支持?XMLWEBSERVICES框架?可擴展的宿主環(huán)境和應用程序生命周期管理?可擴展的設計器環(huán)境ASPNET頁和控件框架是一種編程框架,它在WEB服務器上運行,可以動態(tài)地生成和呈現(xiàn)ASPNET網(wǎng)頁。可以從任何瀏覽器或客戶端設備請求ASPNET網(wǎng)頁,ASPNET會向請求瀏覽器呈現(xiàn)標記(例如HTML)。通常,您可以對多個瀏覽器使用相同的頁,因為ASPNET會為發(fā)出請求的瀏覽器呈現(xiàn)適當?shù)臉擞洝5?,您可以針對諸如MICROSOFTINTERNETEXPLORER6的特定瀏覽器設計庫使用ASPNETFORMS身份驗證和ASPNET成員資格來管理身份驗證。此外,可以使用WINDOWS組或您自己的自定義角色數(shù)據(jù)庫(使用ASPNET角色)來管理WEB應用程序的功能和信息方面的授權(quán)。您可以根據(jù)應用程序的需要方便地移除、添加或替換這些方案。ASPNET始終使用特定的WINDOWS標識運行,因此,您可以通過使用WINDOWS功能(例如NTFS訪問控制列表ACL、數(shù)據(jù)庫權(quán)限等等)來保護應用程序的安全。ASPNET提供了內(nèi)部狀態(tài)管理功能,它使您能夠存儲頁請求期間的信息,例如客戶信息或購物車的內(nèi)容。您可以保存和管理應用程序特定、會話特定、頁特定、用戶特定和開發(fā)人員定義的信息。此信息可以獨立于頁上的任何控件。ASPNET提供了分布式狀態(tài)功能,使您能夠管理一臺計算機或數(shù)臺計算機上同一應用程序的多個實例的狀態(tài)信息。通過ASPNET應用程序使用的配置系統(tǒng),可以定義WEB服務器、網(wǎng)站或單個應用程序的配置設置。您可以在部署ASPNET應用程序時定義配置設置,并且可以隨時添加或修訂配置設置,且對運行的WEB應用程序和服務器具有最小的影響。ASPNET配置設置存儲在基于XML的文件中。由于這些XML文件是ASCII文本文件,因此對WEB應用程序進行配置更改比較簡單。您可以擴展配置方案,使其符合自己的要求。ASPNET包括可監(jiān)視ASPNET應用程序的運行狀況和性能的功能。使用ASPNET運行狀況監(jiān)視可以報告關(guān)鍵事件,這些關(guān)鍵事件提供有關(guān)應用程序的運行狀況和錯誤情況的信息。這些事件顯示診斷和監(jiān)視特征的組合,并在記錄哪些事件以及如何記錄事件等方面提供了高度的靈活性。ASPNET支持兩組可供應用程序訪問的性能計數(shù)器?ASPNET系統(tǒng)性能計數(shù)器組?ASPNET應用程序性能計數(shù)器組
下載積分: 10 賞幣
上傳時間:2024-03-15
頁數(shù): 15
大?。?0.09(MB)
子文件數(shù):
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簡介:ASP外文翻譯原文XINXIASD1ASPASP外文翻譯外文翻譯原文原文ENGLISHEENGLISHEDEVELOPDEVELOPWEBWEBAPPLICATIONAPPLICATIONPROGRAMPROGRAMUSINGUSINGASPASPTHETHEARCHITECTUREARCHITECTURETHATTHATMUSTMUSTFIRSTFIRSTESTABLISHESTABLISHWEBWEBAPPLICATIONAPPLICATIONNOWNOWININAPPLICATIONAPPLICATIONFREQUENTLYFREQUENTLYWITHWITHTOTOHAVEHAVETWOTWOTHETHEARCHITECTUREARCHITECTUREOFOFC/SC/SANDANDTHETHEARCHITECTUREARCHITECTUREOFOFB/SB/SCLIENT/SERVERANDCUSTOMEREND/SERVERHOLDTHEARCHITECTUREOFC/STHECUSTOMER/SERVERSTRUCTUREOFTWOFLOORCUSTOMER/SERVERCLIENT/SERVERMODELISAKINDOFGOODSOFTWAREARCHITECTURE,ITISTHEONEOFBESTAPPLICATIONPATTERNOFNETWORKFROMTECHNOLOGY,SEETHATITISALOGICCONCEPT,DENOTEWILLAAPPLICATIONMANYTASKSOFDECOMPOSINGDIFFERENCECARRYOUT,COMMONCOMPLETIONISENTIRETOAPPLYTHEFUNCTIONOFTASKONEACHNETWORKMAINCOMPUTEROFWEBSITE,RESOURCEHARDWARE,SOFTWAREANDDATADIVIDEINTOSTEP,ISNOTBALANCED,UNDERCUSTOMER/SERVERSTRUCTURE,WITHOUTTHECLIENTCOMPUTEROFRESOURCETHROUGHSENDINGREQUESTTOTHESERVERTHATHASRESOURCE,GETRESOURCEREQUEST,SOMEETTHERESOURCEDISTRIBUTIONINNETWORKNOTBALANCEDNESSWITHTHISKINDOFSTRUCTURE,CANSYNTHESIZEVARIOUSCOMPUTERSTOCOOPERATEWITHWORK,LETITEACHCAN,REALIZETHESCALEFORTHESYSTEMOFCOMPUTEROPTIMIZATIONRIGHTSIZINGWITHSCALEREDUCETOMELTDOWNSIZINGPICTUREISASFOLLOWSITISMOSTOFTODIVIDEINTOCOMPUTERNETWORKAPPLICATIONINTOTWO,INWHICHTHERESOURCEANDFUNCTIONTHATPARTSUPPORTSMANYUSERSTOSHARE,ITISREALIZEDBYSERVERANOTHERPARTFACESEVERYUSER,ISREALIZEDBYCLIENTCOMPUTER,ALSONAMELY,CLIENTCOMPUTERISUSUALTOCARRYOUTPROSCENIUMFUNCTION,REALIZESMANMACHINEINTERACTIONTHROUGHUSERINTERFACE,ORISTHEAPPLICATIONPROGRAMOFSPECIFICCONDUCTEDUSERANDSERVERUSUALLYCARRIESOUTTHEFUNCTIONOFBACKSTAGESUPPORTER,MANAGESTHEOUTSIDEREQUESTCONCERNINGSETINGUP,ACCEPTINGANDREPLYINGUSERTHATSHAREDFORACOMPUTER,ITCANHAVEDOUBLEFUNCTION,ISBEINGCERTAINANDMOMENTARYTOCARVETOACTASSERVER,ANDAGAINBECOMESCLIENTCOMPUTERINANOTHERTIMECUSTOMER/SERVERTYPECOMPUTERDIVIDEINTOTWOKINDS,ONESIDEWHOOFFERSSERVICEISCALLEDASSERVER,ASKSONESIDEOFSERVICETOBECALLEDASCUSTOMERTOBEABLETOOFFERSERVICE,SERVERONESIDEMUSTHAVECERTAINHARDWAREANDCORRESPONDINGSERVERSOFTWAREALSO,CUSTOMERONESIDEMUSTASP外文翻譯原文XINXIASD3ESSENCE,BROWSER/SERVERISALSOAKINDOFSTRUCTUREOFCLIENT/SERVER,ITISAKINDOFFROMTHETRADITIONALTWOLEVELSOFSTRUCTURALDEVELOPMENTOFCLIENT/SERVERCOMETOTHETHREELAYERSTRUCTURALSPECIALCASEOFCLIENT/SERVERTHATAPPLIEDONWEBINTHESYSTEMOFBROWSER/SERVER,USERCANPASSTHROUGHBROWSERTOALOTOFSERVERSTHATSPREADONNETWORKTOSENDREQUESTTHESTRUCTUREOFBROWSER/SERVERISMAXIMUMTOHAVESIMPLIFIEDTHEWORKOFCLIENTCOMPUTER,ONCLIENTCOMPUTER,NEEDTOINSTALLANDDEPLOYFEWCUSTOMERENDSOFTWAREONLY,SERVERWILLBEARMOREWORK,FORDATABASEVISITANDAPPLYPROGRAMCARRYOUTWILLINSERVERFINISHUNDERTHETHREELAYERARCHITECTUREOFBROWSER/SERVER,EXPRESSLAYERPRESENTATIOON,FUNCTIONLAYERBUSINESSLOGIC,DATALAYERDATASERVICEHAVEBEENCUTTHEUNITOF3RELATIVEINDEPENDENCESITISTHEFIRSTLAYEROFTOEXPRESSLAYERWEBBROWSERINEXPRESSINGLAYERCONTAINSYSTEMSHOWLOGIC,LOCATEINCUSTOMERENDITSTASKISTOSUGGESTBYWEBBROWSERTOTHECERTAINAWEBSERVERONNETWORKTHATSERVICEISASKED,AFTERVERIFYINGFORUSERIDENTITY,WEBSERVERDELIVERSNEEDEDHOMEPAGEWITHHTTPAGREEMENTTOCUSTOMEREND,CLIENTCOMPUTERACCEPTTHEHOMEPAGEFILETHATPASSED,ANDSHOWITINWEBBROWSERONSECONDLAYERFUNCTIONLAYERHAVETHEWEBSERVEROFTHEAPPLICATIONFUNCTIONOFPROGRAMEXTENSIONINFUNCTIONLAYERCONTAINTHESYSTEMATICHANDLINGOFGENERALAFFAIRSLOGIC,LOCATEINWEBSERVERENDITSTASKISTHEREQUESTCONCERNINGACCEPTINGUSER,NEEDTOBEFIRSTCONDUCTEDANDCORRESPONDINGTOEXPANDAPPLICATIONPROGRAMANDDATABASETOCARRYOUTCONNECTION,PASSESTHROUGHTHEWAIESSUCHASSQLTODATABASESERVERTOPUTFORWARDDATAHANDLINGTOAPPLYFOR,THENETCDATABASESERVERTHERESULTOFHANDLINGDATASUBMITTOWEBSERVER,DELIVERAGAINBYWEBSERVERTORETURNCUSTOMERENDTHENUMBEROFPLIESOF3THACCORDINGTOLAYERDATABASESERVERINDATALAYERCONTAINSYSTEMATICDATAHANDLINGLOGIC,LOCATEINDATABASESERVERENDITSTASKISTOACCEPTTHEREQUESTTHATWEBSERVERCONTROLSFORDATABASE,REALIZATIONISINQUIREDANDMODIFIEDFORDATABASE,UPDATEETCFUNCTION,SUBMITOPERATIONRESULTTOWEBSERVERCAREFULANALYSISISBEENEASYTOSEE,THEARCHITECTUREOFBROWSER/SERVEROFTHREELAYERISTHEHANDLINGOFGENERALAFFAIRSOFTHETWOLEVELSOFSTRUCTUREOFCLIENT/SERVERLOGICMODULARFROMTHETASKOFCLIENTCOMPUTERINSPLIT,FROMTHEFIRSTFLOOROFINDIVIDUALCOMPOSITIONBEARTHEPRESSUREOFITSTASKANDSUCHCLIENTCOMPUTERHAVEALLEVIATEDGREATLY,DISTRIBUTELOADBALANCEDLYANDHAVEGIVENWEBSERVER,SOFROMTHESTRUCTURALCHANGEOFCLIENT/SERVEROFORIGINALTWOFLOORTHESTRUCTUREOFBROWSER/SERVEROFTHREELAYERTHISKINDOFTHREELAYERARCHITECTUREFOLLOWINGPICTURESHOWSTHISKINDOFSTRUCTURENOTONLYCLIENTCOMPUTERFROMHEAVYBURDENAND
下載積分: 10 賞幣
上傳時間:2024-03-15
頁數(shù): 17
大小: 0.09(MB)
子文件數(shù):
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簡介:1南京郵電大學畢業(yè)設計論文外文資料翻譯學院專業(yè)學生姓名班級學號外文出處附件1外文資料翻譯譯文;2外文原文指導教師評價1.翻譯內(nèi)容與課題的結(jié)合度□優(yōu)□良□中□差2.翻譯內(nèi)容的準確、流暢□優(yōu)□良□中□差3.專業(yè)詞匯翻譯的準確性□優(yōu)□良□中□差4.翻譯字符數(shù)是否符合規(guī)定要求□符合□不符合指導教師簽名年月日3易,因為現(xiàn)在您可以打開VISUALSTUDIONET2003項目,并且在轉(zhuǎn)換過程中只修改SLN和CSPROJ(或VBPROJ)文件。然后可將每個文件及其代碼隱藏類轉(zhuǎn)換為與項目中任何其他文件都無關(guān)的新的分部類模型(操作方法是在解決方案資源管理器中右鍵單擊各個文件并選擇“轉(zhuǎn)換為WEB應用程序”),也可以讓它們?nèi)匀皇褂门f模型。這與將VISUALSTUDIONET2003WEB項目轉(zhuǎn)換為網(wǎng)站模型大不相同,轉(zhuǎn)換為網(wǎng)站模型會同時轉(zhuǎn)換所有文件,并且不支持增量采用。最后,還有一個稱為“WEB部署項目”(本專欄的主題)的新項目類型,它引入了許多既針對網(wǎng)站項目又針對WEB應用程序項目的附加部署選項。WEB部署項目彌補了既針對網(wǎng)站應用程序又針對WEB應用程序項目的部署選項中的遺留漏洞,并且可以簡單而又可擴展地實現(xiàn)幾乎任何部署方案。為確切了解這一新項目類型增加了哪些內(nèi)容,我們先來回顧一下在WEB部署項目推出之前的情況。使用網(wǎng)站模型生成應用程序時,您可以選擇對部署站點進行預編譯。通過VISUALSTUDIO2005中的“生成”|“發(fā)布”菜單或直接通過命令行實用工具ASPNET_COMPILEREXE,您可以訪問預編譯實用工具。顯示了VISUALSTUDIO所顯示的此工具的界面。使用發(fā)布實用工具時必須作出的第一個決定是ASX文件在部署后是否可更新(在ASPNET_COMPILEREXE命令行實用工具中使用U開關(guān)的“允許更新此預編譯站點”選項)。此決定取決于在部署后是否希望能夠在不重復整個部署過程的情況下對網(wǎng)頁進行較少更改。事實上,您可能希望明確禁止對已部署網(wǎng)頁進行任何修改,并要求所有修改都要遵循標準的部署(也希望遵循標準的測試)過程,在這種情況下,應選擇將站點發(fā)布為不可更新。將站點發(fā)布為不可更新時,您可以完全刪除所有ASX文件,而只發(fā)布二進制程序集(以及配置文件和靜態(tài)內(nèi)容)。不過,如果沒有物理文件,ASPNET將無法確定哪些類要用于哪些端點請求。例如,如果您的應用程序收到一個請求PAGE1ASPX的請求,而您已經(jīng)使用了不可更新的二進制部署,則磁盤上很可能沒有任何PAGE1ASPX文件,并且現(xiàn)有配置文件中沒有任何內(nèi)容來指示部署到/BIN目錄的程序集集合中哪個類應是該請求的實際處理程序。為彌補這一缺陷,編譯過程還將生成一個COMPILED文件集合,這些文件以簡單的XML格式包含端點類型映射和文件依賴關(guān)系信息,同時這些文件必須與所部署站點的/BIN目錄中的二進制程序集一起發(fā)布。例如,如果應用程序中原來有一個名為PAGE1ASPX的頁,則ASPNET_COMPILEREXE實用工具會生成一個名為PAGE1ASPXCDCAB7D2COMPILED(哈希代碼不定)的文件,其中包含以下XMLPRESERVERESULTTYPE“3“VIRTUALPATH“/SAMPLEWEBSITE/PAGE1ASPX“HASH“8A8DA6C5A“FILEHASH“42C4A74221152888“
下載積分: 10 賞幣
上傳時間:2024-03-17
頁數(shù): 30
大?。?0.12(MB)
子文件數(shù):
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簡介:1中文中文59665966字ENGLISHEDEVELOPWEBAPPLICATIONPROGRAMUSINGASPTHEARCHITECTURETHATMUSTFIRSTESTABLISHWEBAPPLICATIONNOWINAPPLICATIONFREQUENTLYWITHTOHAVETWOTHEARCHITECTUREOFC/SANDTHEARCHITECTUREOFB/SCLIENT/SERVERANDCUSTOMEREND/SERVERHOLDTHEARCHITECTUREOFC/STHECUSTOMER/SERVERSTRUCTUREOFTWODJKSRADIOCOM/FLOORCUSTOMER/SERVERCLIENT/SERVERMODELISAKINDOFGOODSOFTWAREARCHITECTURE,ITISTHEONEOFBESTAPPLICATIONPATTERNOFNETWORKFROMTECHNOLOGY,SEETHATITISALOGICCONCEPT,DENOTEWILLAAPPLICATIONMANYTASKSOFDECOMPOSINGDIFFERENCECARRYOUT,COMMONCOMPLETIONISENTIRETOAPPLYTHEFUNCTIONOFTASKONEACHNETWORKMAINCOMPUTEROFWEBSITE,RESOURCEHARDWARE,SOFTWAREANDDATADIVIDEINTOSTEP,ISNOTBALANCED,UNDERCUSTOMER/SERVERSTRUCTURE,WITHOUTTHECLIENTCOMPUTEROFRESOURCETHROUGHSENDINGREQUESTTOTHESERVERTHATHASRESOURCE,GETRESOURCEREQUEST,SOMEETTHERESOURCEDISTRIBUTIONINNETWORKNOTBALANCEDNESSWITHTHISKINDOFSTRUCTURE,CANSYNTHESIZEVARIOUSCOMPUTERSTOCOOPERATEWITHWORK,LETITEACHCAN,REALIZETHESCALEFORTHESYSTEMOFCOMPUTEROPTIMIZATIONRIGHTSIZINGWITHSCALEREDUCETOMELTDOWNSIZINGPICTUREISASFOLLOWSITISMOSTOFTODIVIDEINTOCOMPUTERNETWORKAPPLICATIONINTOTWO,INWHICHTHERESOURCEANDFUNCTIONTHATPARTSUPPORTSMANYUSERSTOSHARE,ITISREALIZEDBYSERVERANOTHERPARTFACESEVERYUSER,ISREALIZEDBYCLIENTCOMPUTER,ALSONAMELY,CLIENTCOMPUTERISUSUALTOCARRYOUTPROSCENIUMFUNCTION,REALIZESMANMACHINEINTERACTIONTHROUGHUSERINTERFACE,ORISTHEAPPLICATIONPROGRAMOFSPECIFICCONDUCTEDUSERANDSERVERUSUALLYCARRIESOUTTHEFUNCTIONOFBACKSTAGESUPPORTER,MANAGESTHEOUTSIDEREQUESTCONCERNINGSETINGUP,ACCEPTINGANDREPLYINGUSERTHATSHAREDFORACOMPUTER,ITCANHAVEDOUBLEFUNCTION,ISBEINGCERTAINANDMOMENTARYTOCARVETOACTASSERVER,ANDAGAINBECOMESCLIENTCOMPUTERINANOTHERTIMECUSTOMER/SERVERTYPECOMPUTERDIVIDEINTOTWOKINDS,ONESIDEWHOOFFERSSERVICEISCALLEDASSERVER,ASKSONESIDEOFSERVICETOBECALLEDASCUSTOMERTOBEABLETOOFFERSERVICE,SERVERONESIDEMUSTHAVECERTAINHARDWAREANDCORRESPONDINGSERVERSOFTWAREALSO,CUSTOMERONESIDEMUSTALSOHAVECERTAINHARDWAREANDCORRESPONDINGCUSTOMERSOFTWBTSLSSCOM/ARETHEREMUSTBEAAGREEMENTBETWEENSERVERANDCUSTOMER,BOTHSIDESCOMMUNICATEACCORDINGTOTHISAGREEMENTAPPLYCUSTOMER/SERVERMODELININTERNETSERVICE,THERELATIONBETWEEN3UNDERTHETHREELAYERARCHITECTUREOFBROWSER/SERVER,EXPRESSLAYERPRESENTATIOON,FUNCTIONLAYERBUSINESSLOGIC,DATALAYERDATASERVICEHAVEBEENCUTTHEUNITOF3RELATIVEINDEPENDENCESITISTHEFIRSTLAYEROFTOEXPRESSLAYERWEBBROWSERINEXPRESSINGLAYERCONTAINSYSTEMSHOWLOGIC,LOCATEINCUSTOMERENDITSTASKISTOSUGGESTBYWEBBROWSERTOTHECERTAINAWEBSERVERONNETWORKTHATSERVICEISASKED,AFTERVERIFYINGFORUSERIDENTITY,WEBSERVERDELIVERSNEEDEDHOMEPAGEWITHHTTPAGREEMENTTOCUSTOMEREND,CLIENTCOMPUTERACCEPTTHEHOMEPAGEFILETHATPASSED,ANDSHOWITINWEBBROWSERONSECONDLAYERFUNCTIONLAYERHAVETHEWEBSERVEROFTHEAPPLICATIONFUNCTIONOFPROGRAMEXTENSIONINFUNCTIONLAYERCONTAINTHESYSTEMATICHANDLINGOFGENERALAFFAIRSLOGIC,LOCATEINWEBSERVERENDITSTASKISTHEREQUESTCONCERNINGACCEPTINGUSER,NEEDTOBEFIRSTCONDUCTEDANDCORRESPONDINGTOEXPANDAPPLICATIONPROGRAMANDDATABASETOCARRYOUTCONNECTION,PASSESTHROUGHTHEWAIESSUGHRSCCOM/CHASSQLTODATABASESERVERTOPUTFORWARDDATAHANDLINGTOAPPLYFOR,THENETCDATABASESERVERTHERESULTOFHANDLINGDATASUBMITTOWEBSERVER,DELIVERAGAINBYWEBSERVERTORETURNCUSTOMERENDTHENUMBEROFPLIESOF3THACCORDINGTOLAYERDATABASESERVERINDATALAYERCONTAINSYSTEMATICDATAHANDLINGLOGIC,LOCATEINDATABASESERVERENDITSTASKISTOACCEPTTHEREQUESTTHATWEBSERVERCONTROLSFORDATABASE,REALIZATIONISINQUIREDANDMODIFIEDFORDATABASE,UPDATEETCFUNCTION,SUBMITOPERATIONRESULTTOWEBSERVERCAREFULANALYSISISBEENEASYTOSEE,THEARCHITECTUREOFBROWSER/SERVEROFTHREELAYERISTHEHANDLINGOFGENERALAFFAIRSOFTHETWOLEVELSOFSTRUCTUREOFCLIENT/SERVERLOGICMODULARFROMTHETASKOFCLIENTCOMPUTERINSPLIT,FROMTHEFIRSTFLOOROFINDIVIDUALCOMPOSITIONBEARTHEPRESSUREOFITSTASKANDSUCHCLIENTCOMPUTERHAVEALLEVIATEDGREATLY,DISTRIBUTELOADBALANCEDLYANDHAVEGIVENWEBSERVER,SOFROMTHESTRUCTURALCHANGEOFCLIENT/SERVEROFORIGINALTWOFLOORTHESTRUCTUREOFBROWSER/SERVEROFTHREELAYERTHISKINDOFTHREELAYERARCHITECTUREFOLLOWINGPICTURESHOWSTHISKINDOFSTRUCTURENOTONLYCLIENTCOMPUTERFROMHEAVYBURDENANDTHEREQUIREMENTOFPERFORMANCETHATRISESCONTINUOUSLYFORITINLIBERATIONCOMEOUT,ALSODEFENDTECHNOLOGYPEOPLEFROMHEAVYMAINTENANCEUPGRADINGWORKINFREEONESELFSINCECLIENTCOMPUTERHANDLESGENERALAFFAIRS,LOGICPARTIALMINUTESHAVEGIVENFUNCTIONSERVER,MAKECLIENTCOMPUTERRIGHTOFF“SLENDER“ALOTOF,DONOTTAKETHERESPONSIBILITYFORHANDLINGCOMPLEXCALCULATIONANDDATAAGAINVISITETCCRUCIALGENERALAFFAIRS,ISRESPONSIBLETOSHOWPART,SO,MAINTENANCEPEOPLEDONOTRUSHABOUTAGAINFORTHEMAINTENANCEWORKOFPROGRAMBETWEENEVERYCLIENTCOMPUTER,ANDPUTMAJORENERGYINTHEPROGRAMONFUNCTIONSERVERUPDATEWORKBETWEENTHISKINDOFTHREELAYERSTRUCTURALLAYERANDLAYER,THEMUTUALLYINDEPENDENTCHANGEOFANYFIRSTFLOORDOESNOTAFFECTTHEFUNCTIONOFOTHERLAYER2017XINGCAICOM/KELAKEYULECHANG/ITHASCHANGEDTHEDEFECTOFTHETWOLEVELSOFARCHITECTUREOFCLIENT/SERVGDGBJDTVCOM/188JINBAOBO/EROFTRADITIONFROMFOUNDATION,ITISTHETRANSFORMWITHDEEPONCEBYGNKSGUYBBINAPPLICATIONSYSTEMATICARCHITECTURETHECONTRASTOFTWOARCHITECTURES
下載積分: 10 賞幣
上傳時間:2024-03-16
頁數(shù): 16
大小: 0.12(MB)
子文件數(shù):
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簡介:APPLICATIONOFPLCINTHEELEVATORCONTROLSYSTEMOFINTELLIGENCEBUILDINGLIFENGLIAN1RENQINGLIAN21TAIYUANUNIVERSITYOFTECHNOLOGY,TAIYUAN,CHINA,2TAIYUANUNIVERSITYOFSCIENCEANDTECHNOLOGY,TAIYUAN,CHINA,PHONE0863516150064EMAILGHLLFL163COMABSTRACTTHEPAPERMAINLYDISCUSSESONESUBSYSTEMOFINTELLIGENCEBUILDINGSYSTEMTHEELEVATORCONTROLSYSTEMTHEPLCSTRONGABILITYININTERFERENCEANDSOONMAKESTHEELEVATORINDUSTRYONEAFTERANOTHERTOAPPLYTHEPLCTOTHEELEVATORCONTROLSYSTEMINORDERTOREPLACETHERELAYBEINGUSEDINTRADITIONALELEVATORCONTROLSYSTEMTHEAPPLICATIONOFPLCINTHEELEVATORCONTROLSYSTEMREDUCESTHEBREAKDOWNRATEANDEFFICIENTLYIMPROVESTHEOPERATINGRELIABILITYOFTHEELEVATORWITHSAFETYTHESTRUCTUREOFSYSTEMISALSOSIMPLEANDTIGHTLYPACKEDTHEWORKINGPRINCIPLEOFTHEELEVATORCONTROLSYSTEMISTHESPOTCONTROLINFORMATIONISSENDINTOTHEPLCFROMTHECUSTOMERINPUTDEVICESFIRSTLY,THENTHEPLCCONTROLCABINETISREQUIREDTOSENDOUTTHECONTROLSIGNALTODRIVETHEEQUIPMENTSACCORDINGTOTHESYSTEMDEMANDSTHEELEVATORCANTHENPROCEEDTHEHOMOLOGOUSACTIONACCORDINGTOTHECONTROLREQUESTTHEPAPERSELECTSOMRONCOMPANY’SC200HESERIESPLC,INTRODUCINGPARTSOFSIGNALHOOKUPOFTHEELEVATORCONTROLSYSTEMANDEXPLAININGTHEFUNCTIONOFTHECONTROLCABINETLASTLYTHEAUTOMATIONPROGRAMMINGISINTRODUCEDSIMULATEDEXPERIMENTSENUNCIATESTHATTHEDESIGNMETHODISVIABLEITCANMAKETHEPERSONNELOFTHEINDUSTRYMANAGEMENTCENTERTOLONGDISTANCEMONITORANDCONTROLTHEELEVATORINCONTROLCENTER,TOCONNECTTHEELEVATORCONTROLSYSTEMWITHINTELLIGENCEBUILDINGINDUSTRYMANAGEMENTSYSTEMBYETHERNETORSPECIALPURPOSENETWORKSUCHASLONWORKSTHEELEVATORWORKINGSTATECANALSOBETIMELYWATCHEDTHESENOTONLYCANREALIZESCIENTIFICCENTRALIZEDMANAGEMENTOFTHEELEVATOR,BUTALSOCANLOWERTHEELEVATORMAINTENANCECOSTETCITISONEOFTHEDEVELOPINGDIRECTIONOFINTELLIGENCEBUILDINGELEVATORCONTROLSYSTEMKEYWORDSPLCINTELLIGENCEBUILDINGELEVATORCONTROLSYSTEMWORKINGPRINCIPLEPROGRAMDESIGNⅠINTRODUCTIONIN1980STHEFIRSTINTELLIGENCEMANSIONHADBEENCOMPLETEDINAMERICA,THENINTELLIGENCEBUILDINGHASBEENABROADLYTAKENATTENTIONSBYTHEWHOLEWORLDTHECONCEPTOFINTELLIGENCEBUILDINGHASBEENPUTDIFFERENTMEANINGSALONGWITHTHEDEVELOPMENTOFSOCIETYTHEEARLYSTAGEINTELLIGENCEBUILDINGHADBEENTHOUGHTTHATITISEQUALTOTHEINTELLIGENTMANSION,BUTNOWTHEINTELLIGENCEBUILDINGNOTONLYINCLUDESTHEINTELLIGENCEMANSIONSBUTALSOINVOLVESINTELLIGENCERESIDENTIALDISTRICTSTHISPAPERMAINLYDISCUSSESONESUBSYSTEMOFINTELLIGENCEBUILDINGSYSTEMTHEELEVATORCONTROLSYSTEMININTELLIGENCERESIDENTIALDISTRICTSTHEENTERPRISE’SINFORMATIONMANAGINGSYSTEMMAINLYTAKESCHARGEOFTHETHINGSWHICHRELATEDTOTHEDAILYLIFE,FOREXAMPLESUPERVISINGTHEDISTRICTEQUIPMENTS,MANAGINGVEHICLES,DISPOSINGCRITICALSITUATIONSANDSOONTHEELEVATORSUPERVISINGANDCONTROLSYSTEMISALSONECESSARYTOTHEINTELLIGENCERESIDENTIALDISTRICTSHOWTOMAKEPEOPLEFEELSAFE,STABLEANDCOMFORTABLEANDHOWTOSAVEENERGYRESOURCESANDPROTECTENVIRONMENTSANDSOONARETHEBASICREQUIREMENTSTOTHEELEVATORCONTROLSYSTEMPLCISACOMMONINDUSTRYCONTROLDEVICEITISASPECIALINDUSTRYCONTROLCOMPUTERWHICHHASTHEPERFECTFUNCTIONANDSIMPLEFRAMETHEPLCSTRONGABILITYININTERFERENCEANDSOONMAKESTHEELEVATORINDUSTRYONEAFTERANOTHERTOAPPLYTHEPLCTOTHE1625SIGNALLINESWERESEPARATELYSENTTOEACHFLOORJUNCTIONBOXESTOFORMELEVATOR’SEXECUTIVECIRCUITRYFIG2PARTOFELEVATORCONTROLSYSTEMSIGNALHOOKUPSFIG3ASUBPROGRAMSFCTHECALLINGFROMTHETHIRDFLOORASELEVATORINTHEFIRSTFLOORⅣPROGRAMDESIGNTHEDESIGNINCLUDESTWOPARTSHARDWAREANDSOFTWARETHEHARDWAREDESIGNISTHEBASEOFSOFTWARECONSIDERINGTHATTHECONTROLDEMANDSARERELATIVELYCOMPLEX,WEDESIGNTHEPROGRAMSSEPARATELYACCORDINGTOTHECONTROLFUNCTIONFURTHERMORE,WEFOLLOWTHEPRINCIPLEASFOLLOWSWHENTHEELEVATORISASCENDING,THEASCENDINGDEMANDSAREPRIORTOOTHERDEMANDSWHENTHEELEVATORISDESCENDING,THEDESCENDINGDEMANDSAREPRIORTOOTHERDEMANDSTHESEQUENTIALFUNCTIONCHARTSFCISADOPTEDDURINGTHEDESIGNITISAMETHODSPECIALLYUSEDININDUSTRIALSEQUENTIALCONTROLTHESFCMETHODCANDESCRIBETHESYSTEM’SWORKINGPROCEDUREINGREATDETAILFOREXAMPLETHEREISATHREELAYERSINTELLIGENCEBUILDINGASUBPROGRAM,THECALLINGFROMTHETHIRDFLOORASELEVATORINTHEFIRSTFLOOR,ISSHOWNINFIG3WITHSFCWHENALLSFCAREDRAWNANDI/OADDRESSLISTSAREPRESENTED,WECANCONVERTTHESFCTOLADDERDIAGRAMLDCONSIDERINGTHESTRICTDEMANDSFORTIMEANDFORLOCKEDEACHOTHER,WEINTRODUCEWORKINGBITSTOREMEMBERWORKINGSTEPSWESHOULDWRITEOUTTHEWORKINGBITSCONTROLPROGRAM,WHICHCANLINKTOGETHER1627
下載積分: 10 賞幣
上傳時間:2024-03-13
頁數(shù): 4
大?。?0.09(MB)
子文件數(shù):
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簡介:1ASPNETASPNET和SQLSERVER2000ASPNETISAUNIFIEDWEBDEVELOPMENTMODELTHATINCLUDESTHESERVICESNECESSARYFORYOUTOBUILDENTERPRISECLASSWEBAPPLICATIONSWITHAMINIMUMOFCODINGASPNETISPARTOFTHENETFRAMEWORK,ANDWHENCODINGASPNETAPPLICATIONSYOUHAVEACCESSTOCLASSESINTHENETFRAMEWORKYOUCANCODEYOURAPPLICATIONSINANYLANGUAGECOMPATIBLEWITHTHECOMMONLANGUAGERUNTIMECLR,INCLUDINGMICROSOFTVISUALBASIC,C,JSCRIPTNET,ANDJTHESELANGUAGESENABLEYOUTODEVELOPASPNETAPPLICATIONSTHATBENEFITFROMTHECOMMONLANGUAGERUNTIME,TYPESAFETY,INHERITANCE,ANDSOONASPNETINCLUDES?APAGEANDCONTROLSFRAMEWORK?THEASPNETCOMPILER?SECURITYINFRASTRUCTURE?STATEMANAGEMENTFACILITIES?APPLICATIONCONFIGURATION?HEALTHMONITORINGANDPERFORMANCEFEATURES?DEBUGGINGSUPPORT?ANXMLWEBSERVICESFRAMEWORK?EXTENSIBLEHOSTINGENVIRONMENTANDAPPLICATIONLIFECYCLEMANAGEMENT?ANEXTENSIBLEDESIGNERENVIRONMENTTHEASPNETPAGEANDCONTROLSFRAMEWORKISAPROGRAMMINGFRAMEWORKTHATRUNSONAWEBSERVERTODYNAMICALLYPRODUCEANDRENDERASPNETWEBPAGESASPNETWEBPAGESCANBEREQUESTEDFROMANYBROWSERORCLIENTDEVICE,ANDASPNETRENDERSMARKUPSUCHASHTMLTOTHEREQUESTINGBROWSERASARULE,YOUCANUSETHESAMEPAGEFORMULTIPLEBROWSERS,BECAUSEASPNETRENDERSTHEAPPROPRIATEMARKUPFORTHEBROWSERMAKINGTHEREQUESTHOWEVER,YOUCANDESIGN3COMPILED,THECOMMONLANGUAGERUNTIMEFURTHERCOMPILESASPNETCODETONATIVECODE,PROVIDINGIMPROVEDPERFORMANCEASPNETINCLUDESACOMPILERTHATWILLCOMPILEALLYOURAPPLICATIONCOMPONENTSINCLUDINGPAGESANDCONTROLSINTOANASSEMBLYTHATTHEASPNETHOSTINGENVIRONMENTCANTHENUSETOSERVICEUSERREQUESTSINADDITIONTOTHESECURITYFEATURESOFNET,ASPNETPROVIDESANADVANCEDSECURITYINFRASTRUCTUREFORAUTHENTICATINGANDAUTHORIZINGUSERACCESSASWELLASPERFORMINGOTHERSECURITYRELATEDTASKSYOUCANAUTHENTICATEUSERSUSINGWINDOWSAUTHENTICATIONSUPPLIEDBYIIS,ORYOUCANMANAGEAUTHENTICATIONUSINGYOUROWNUSERDATABASEUSINGASPNETFORMSAUTHENTICATIONANDASPNETMEMBERSHIPADDITIONALLY,YOUCANMANAGETHEAUTHORIZATIONTOTHECAPABILITIESANDINFORMATIONOFYOURWEBAPPLICATIONUSINGWINDOWSGROUPSORYOUROWNCUSTOMROLEDATABASEUSINGASPNETROLESYOUCANEASILYREMOVE,ADDTO,ORREPLACETHESESCHEMESDEPENDINGUPONTHENEEDSOFYOURAPPLICATIONASPNETALWAYSRUNSWITHAPARTICULARWINDOWSIDENTITYSOYOUCANSECUREYOURAPPLICATIONUSINGWINDOWSCAPABILITIESSUCHASNTFSACCESSCONTROLLISTSACLS,DATABASEPERMISSIONS,ANDSOONFORMOREINFORMATIONONTHEIDENTITYOFASPNET,ASPNETPROVIDESINTRINSICSTATEMANAGEMENTFUNCTIONALITYTHATENABLESYOUTOSTOREINFORMATIONBETWEENPAGEREQUESTS,SUCHASCUSTOMERINFORMATIONORTHECONTENTSOFASHOPPINGCARTYOUCANSAVEANDMANAGEAPPLICATIONSPECIFIC,SESSIONSPECIFIC,PAGESPECIFIC,USERSPECIFIC,ANDDEVELOPERDEFINEDINFORMATIONTHISINFORMATIONCANBEINDEPENDENTOFANYCONTROLSONTHEPAGEASPNETOFFERSDISTRIBUTEDSTATEFACILITIES,WHICHENABLEYOUTOMANAGESTATEINFORMATIONACROSSMULTIPLEINSTANCESOFTHESAMEAPPLICATIONONONECOMPUTERORONSEVERALCOMPUTERSASPNETAPPLICATIONSUSEACONFIGURATIONSYSTEMTHATENABLESYOUTODEFINECONFIGURATIONSETTINGSFORYOURWEBSERVER,FORAWEBSITE,ORFORINDIVIDUAL
下載積分: 10 賞幣
上傳時間:2024-03-11
頁數(shù): 9
大?。?0.06(MB)
子文件數(shù):
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簡介:英文資料翻譯英文資料翻譯系別軟件與服務外包學院專業(yè)軟件技術(shù)班級0904姓名李欣學號100090590指導教師高振棟2012年4月2HTMLPAGECOULDNTDOOHSURE,IGAVEASLIGHTLYMOREINTERESTINGEXAMPLETHATDISPLAYEDTHECURRENTSERVERTIME,BUTTOBEREALLYUSEFULASCRIPTNEEDSTOPERFORMSOMEFORMOFCALCULATION,ORMANIPULATEDYNAMICINFORMATIONTOPRESENTITINSOMEINTERESTINGWAYTHELANGUAGEUSEDFORWRITINGMOSTASPPROGRAMS,ANDWHICHILLBEUSINGTHROUGHOUTTHISSERIES,ISCALLEDVBSCRIPTLIKEMOSTPROGRAMMINGLANGUAGES,VBSCRIPTLETSYOUSTOREDATAINVARIABLESAVARIABLEMAYBETHOUGHTOFSIMPLYASANAMEDLOCATIONINMEMORYWHEREDATAMAYBESTOREDVBSCRIPTISWHATISKNOWNASALOOSELYTYPEDLANGUAGE,WHICHMEANSTHATAPARTICULARVARIABLEMAYSTOREANYKINDOFINFORMATION,BEITANUMBER,APIECEOFTEXT,ADATE,ORSOMEMORECOMPLICATEDCHUNKOFDATAASOPPOSEDTOSTRICTLYTYPEDLANGUAGESWHEREYOUCANONLYSTOREONEKINDOFINFORMATIONINEACHVARIABLEBEFOREYOUCANUSEAVARIABLE,THOUGH,YOUMUSTDECLAREITTHATIS,YOUMUSTLETASPKNOWTHATYOUWANTTOCREATEAVARIABLEWITHAPARTICULARNAMELETSLOOKATABASICEXAMPLETOHELPSOLIDIFYTHESECONCEPTSINYOURMINDSAYYOUWEREWRITINGAWEBPAGETHATPERFORMEDCONVERSIONSBETWEENCELSIUSANDFAHRENHEITTEMPERATURESINCOUNTRIESWHERECELSIUSISUSED,20CISCOMMONLYACCEPTEDASTHEVALUEFORROOMTEMPERATURETHEFOLLOWINGCODECREATESAVARIABLECALLEDINTROOMTEMPC,ANDTHENASSIGNSITAVALUEOF20NEWREVISED2NDEDITIONOUTNOW“BUILDYOUROWNDATABASEDRIVENWEBSITEUSINGPHPMYSQL“FULLYUPDATEDFORPHP43INSTALLATIONINSTRUCTIONSFORMACOSXFULLINDEXPROVIDEDNEWWIDERBOOKSIZEENHANCEDFONTSNEWCOVERDESIGNLAYFLATSPINEALLCONTENTREVISITEDDOWNLOADTHEFIRST4CHAPTERSFREE
下載積分: 10 賞幣
上傳時間:2024-03-16
頁數(shù): 13
大小: 0.07(MB)
子文件數(shù):
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簡介:(中文文獻)MICROSOFTACTIVESERVERPAGES即我們所稱的ASP,其實是一套微軟開發(fā)的服務器端腳本環(huán)境,ASP內(nèi)含于IIS30和40之中,通過ASP我們可以結(jié)合HTML網(wǎng)頁、ASP指令和ACTIVEX元件建立動態(tài)、交互且高效的WEB服務器應用程序。有了ASP你就不必擔心客戶的瀏覽器是否能運行你所編寫的代碼,因為所有的程序都將在服務器端執(zhí)行,包括所有嵌在普通HTML中的腳本程序。當程序執(zhí)行完畢后,服務器僅將執(zhí)行的結(jié)果返回給客戶瀏覽器,這樣也就減輕了客戶端瀏覽器的負擔,大大提高了交互的速度。以下羅列了ACTIVESERVERPAGES所獨具的一些特點1使用VBSCRIPT簡單易懂的腳本語言,結(jié)合HTML代碼,即可快速地完成網(wǎng)站的應用程序。2無須COMPILE編譯,容易編寫,可在服務器端直接執(zhí)行。3使用普通的文本編輯器,如WINDOWS的記事本,即可進行編輯設計。4與瀏覽器無關(guān)BROWSERINDEPENDENCE,用戶端只要使用可執(zhí)行HTML碼的瀏覽器,即可瀏覽ACTIVESERVERPAGES所設計的網(wǎng)頁內(nèi)容。ACTIVESERVERPAGES所使用的腳本語言VBSCRIPT、JSCRIPT均在WEB服務器端執(zhí)行,用戶端的瀏覽器不需要能夠執(zhí)行這些腳本語言。5ACTIVESERVERPAGES能與任何ACTIVEXSCRIPTING語言相容。除了可使用VBSCRIPT或JSCRIPT語言來設計外,還通過PLUGIN的方式,使用由第三方所提供的其他腳本語言,譬如REXX、PERL、TCL等。腳本引擎是處理腳本程序的COMCOMPONENTOBJECTMODEL物件。6ACTIVESERVERPAGES的源程序,不會被傳到客戶瀏覽器,因而可以避免所寫的源程序被他人剽竊,也提高了程序的安全性。7可使用服務器端的腳本來產(chǎn)生客戶端的腳本。8物件導向(OBJECTORIENTED)。9ACTIVEXSERVERCOMPONENTSACTIVEX服務器元件具有無限可擴充性??梢允褂肰ISUALBASIC、JAVA、VISUALC、COBOL等編程語言來編寫你所需要的ACTIVEXSERVERCOMPONENT。ASP的奇妙之處真是不勝枚舉,下面就請各位系好安全帶,我將帶領大家進入ASP的夢幻世界。ASP運行環(huán)境MICROSOFTINTERNETINFORMATIONSERVERVERSION30/40ONWINDOWSNTSERVERSUBCALLMERESPONSEWRITE“CALLME“ENDSUBFUNCTIONVIEWDATE{VARXXNEWDATERESPONSEWRITEXTOSTRING}這是各位在本文中接觸的第一個真正的ASP程序,千萬不要被“”符號搞糊涂,這其實是標準的ASP定界符,而“”之間的就是腳本語言。ASP不同于腳本語言,它有自己特定的語法,所有的ASP命令都必須包含在之內(nèi),如,ASP通過包含在中的表達式將執(zhí)行結(jié)果輸出到客戶瀏覽器,如就是將前面賦給變量TEST的值ENGLISH發(fā)送到客戶瀏覽器中,而當變量TEST的值為MATHEMATICS時,以下程序THISWEEKENDWEWILLTEST在客戶瀏覽器中則顯示為THISWEEKENDWEWILLTESTMATHEMATICS學習ASP最好的方法莫過于親自動手編寫,為了在最短的時間內(nèi)使各位掌握ASP的程序設計技巧,本文將采取實例分析法,通過一系列的實例讓各位在
下載積分: 10 賞幣
上傳時間:2024-03-16
頁數(shù): 15
大?。?0.07(MB)
子文件數(shù):
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簡介:附件附件1外文資料翻譯譯文外文資料翻譯譯文ASPNETASPNET概述概述ASPNET是一個統(tǒng)一的WEB開發(fā)模型,它包括您使用盡可能少的代碼生成企業(yè)級WEB應用程序所必需的各種服務。ASPNET作為NETFRAMEWORK的一部分提供。當您編寫ASPNET應用程序的代碼時,可以訪問NETFRAMEWORK中的類。您可以使用與公共語言運行庫CLR兼容的任何語言來編寫應用程序的代碼,這些語言包括MICROSOFTVISUALBASIC、C、JSCRIPTNET和J。使用這些語言,可以開發(fā)利用公共語言運行庫、類型安全、繼承等方面的優(yōu)點的ASPNET應用程序。ASPNET包括?頁和控件框架?ASPNET編譯器?安全基礎結(jié)構(gòu)?狀態(tài)管理功能?應用程序配置?運行狀況監(jiān)視和性能功能?調(diào)試支持?XMLWEBSERVICES框架?可擴展的宿主環(huán)境和應用程序生命周期管理?可擴展的設計器環(huán)境ASPNET頁和控件框架是一種編程框架,它在WEB服務器上運行,可以動態(tài)地生成和呈現(xiàn)ASPNET網(wǎng)頁??梢詮娜魏螢g覽器或客戶端設備請求ASPNET網(wǎng)頁,ASPNET會向請求瀏覽器呈現(xiàn)標記(例如HTML)。通常,您可以對多個瀏覽器使用相同的頁,因為ASPNET會為發(fā)出請求的瀏覽器呈現(xiàn)適當?shù)臉擞?。但是,您可以針對諸如MICROSOFTINTERNETEXPLORER6的特定瀏覽器設計庫使用ASPNETFORMS身份驗證和ASPNET成員資格來管理身份驗證。此外,可以使用WINDOWS組或您自己的自定義角色數(shù)據(jù)庫(使用ASPNET角色)來管理WEB應用程序的功能和信息方面的授權(quán)。您可以根據(jù)應用程序的需要方便地移除、添加或替換這些方案。ASPNET始終使用特定的WINDOWS標識運行,因此,您可以通過使用WINDOWS功能(例如NTFS訪問控制列表ACL、數(shù)據(jù)庫權(quán)限等等)來保護應用程序的安全。ASPNET提供了內(nèi)部狀態(tài)管理功能,它使您能夠存儲頁請求期間的信息,例如客戶信息或購物車的內(nèi)容。您可以保存和管理應用程序特定、會話特定、頁特定、用戶特定和開發(fā)人員定義的信息。此信息可以獨立于頁上的任何控件。ASPNET提供了分布式狀態(tài)功能,使您能夠管理一臺計算機或數(shù)臺計算機上同一應用程序的多個實例的狀態(tài)信息。通過ASPNET應用程序使用的配置系統(tǒng),可以定義WEB服務器、網(wǎng)站或單個應用程序的配置設置。您可以在部署ASPNET應用程序時定義配置設置,并且可以隨時添加或修訂配置設置,且對運行的WEB應用程序和服務器具有最小的影響。ASPNET配置設置存儲在基于XML的文件中。由于這些XML文件是ASCII文本文件,因此對WEB應用程序進行配置更改比較簡單。您可以擴展配置方案,使其符合自己的要求。ASPNET包括可監(jiān)視ASPNET應用程序的運行狀況和性能的功能。使用ASPNET運行狀況監(jiān)視可以報告關(guān)鍵事件,這些關(guān)鍵事件提供有關(guān)應用程序的運行狀況和錯誤情況的信息。這些事件顯示診斷和監(jiān)視特征的組合,并在記錄哪些事件以及如何記錄事件等方面提供了高度的靈活性。ASPNET支持兩組可供應用程序訪問的性能計數(shù)器?ASPNET系統(tǒng)性能計數(shù)器組?ASPNET應用程序性能計數(shù)器組
下載積分: 10 賞幣
上傳時間:2024-03-16
頁數(shù): 15
大?。?0.09(MB)
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簡介:遼寧科技大學本科生畢業(yè)設計(論文)第0頁外文文獻閱讀與翻譯英文原文ASPTECHNOLOGYINTHEUSEOFECOMMERCEBASEDONASPTECHNOLOGYINECOMMERCEAPPLICATIONOFTHEPRELIMINARYSTUDY,INCONNECTIONWITHREALITY,GIVENTHEASPPAGESINTHEDESIGNOFSOMEOFTHEKEYTECHNOLOGIESANDMETHODSTODAY,INFORMATIONTECHNOLOGYANDNETWORKTECHNOLOGYISTHERAPIDDEVELOPMENTANDWIDEAPPLICATIONOFTHESETECHNOLOGIESONBUSINESSAPPLICATIONSHAVEAMOREPROFOUNDIMPACT,ISALSOCHANGINGPEOPLESWORKANDLIVING,LEARNINGANDMODESOFCOMMUNICATION,ECOMMERCEAPPLICATIONSOFHEALTH,THROUGHTHEELECTRONICBUSINESSFORMOREUSEFULINFORMATIONANDNECESSARYCOMMODITIESAREGENERALLYCONCERNEDABOUTTHEISSUE,THEPAPERONTHISPRELIMINARYSTUDY1ASPTECHNICALOVERVIEWASPFULLNAMEOFACTIVESERVERPAGESDYNAMICPAGESISAMICROSOFTINTRODUCEDTOREPLACETHECGICOMMONGATEWAYINTERFACECOMMONGATEWAYINTERFACEOFTHENEWTECHNOLOGYATPRESENT,INTERNETONMANYWINDOWSBASEDPLATFORMFORMOSTOFTHEWEBSITEOFASPTECHNOLOGYTODEVELOPASPISASERVERSIDESCRIPTINTHEOPERATINGENVIRONMENT,THEADOPTIONOFTHEENVIRONMENT,USERSCANCREATEANDRUNDYNAMIC,INTERACTIVEWEBSERVERAPPLICATIONS,GREATLYFACILITATETHEMANAGERSANDVIEWERSUNDERNORMALCIRCUMSTANCES,THEUSERTHROUGHTHEWEBBROWSERTHATMOSTOFASTATICSTATICTHECONTENTOFTHEINTERNETBROWSERWHENTHEHTTPPROTOCOLTOTHESITESERVERREQUESTSFORHOMECONTENTS,SITESERVERRECEIPTOFTHEREQUEST,AFTERTHEORIGINALTRANSMISSIONHASBEENDESIGNEDSTATICHTMLDOCUMENTSANDDATAFORTHEBROWSER,USERSSEETHESTAFFTHROUGHTHESERVERFORGOODCONTENTHOMEA“STATIC“SITE,HOMETOUPDATETHECONTENTSOFTHESITEMUSTBEINTHESERVERSIDEMANAGEMENTTOUPDATEITSMANUALWITHTHEHTMLDOCUMENTDATA,REALTIMEWORSEWITHTHEDEVELOPMENTOFWEBAPPLICATIONS,THEUSERWOULDLIKETOSEEONREQUESTANDDYNAMICALLYGENERATEDHOME,FOREXAMPLE,RESPONDTOTHEREQUIREMENTSOFUSERSQUERYTHEDATABASETOGENERATESTATEMENTSINSUCHCIRCUMSTANCES,WHENUSERSFILLINTHEBROWSERONTHEDATASUBMITTEDINTHEFORMOFCONTENT,TOPROVIDEANHTTPREQUEST,THESITERECEIVED遼寧科技大學本科生畢業(yè)設計(論文)第2頁DIRECTLYTOEXPLAINOPERATION3THEUSEOFADODBCOMPONENTSEASYACCESSTOTHEDATABASE4OBJECTORIENTEDPROGRAMMING,WHICHCANBEEXPANDEDACTIVEXSERVERCOMPONENTFUNCTIONS,INTHEORY,CANACHIEVEANYFUNCTION5DOESNOTEXISTBROWSERCOMPATIBILITYPROBLEMS,ASPISINTHEPROCESSOFSERVERSIDERUN6CANBEHIDDENCODE,THEPROTECTIONOFLABORRESULTS2WEBSERVERSIDESECURITYTECHNOLOGY1DIRECTORYFILEPROTECTION1NTFSPERMISSIONSNTFSFILESYSTEMPROVIDESMORESECURITYTHANTHEFAT32FILEMANAGEMENT,FILEACCESSCONTROLTHROUGHATABLEACLDEFINESTHEUSERACCESSTOFILESANDDIRECTORYLEVELPERMISSIONS,IFTHEUSERHASPERMISSIONSTOOPENTHEFILE,THECOMPUTERALLOWSTHEUSERTOACCESSFILESDIRECTORIESANDFILESBYSETTINGACCESSRIGHTS,THEPROHIBITIONHASNOTHINGTODOUSERSOFTHEDIRECTORYFILECOPY,MODIFY,DELETE,ETCOPERATIONS,RESTRICTTHEINVASIONOFTHESYSTEM2VIRTUALDIRECTORYANDITSPROPERTYVIRTUALDIRECTORYHIDETHEDIRECTORYSTRUCTUREONTHESITEOFIMPORTANTINFORMATION,INTHEASPENVIRONMENT,ASAFERAPPROACHISTOASPSEPARATESCRIPTSANDHTMLFILESSTOREDINDIFFERENTDIRECTORY,WILLBESTOREDASHTMLFILESREADONLYATTRIBUTEWILLBESTOREDASPSCRIPTDIRECTORYATTRIBUTEISSETTOIMPLEMENT3TOPREVENTTHEDOCUMENTVIEWASPIISORCODEASPOWNSHOWCODEASPDOCUMENT,YOUCANVIEWTHESOURCECODEOFASPPROCEDURESINORDERTOSTEALINFORMATIONWEBSERVERCANDELETEORDISABLEACCESSTOTHEDOCUMENTSSTOREDINTHEFILES2RESTRICTACCESSTOTECHNOLOGY1IPADDRESSRESTRICTIONSIISWILLAUTHORIZEORREJECTASPECIFICIPADDRESSOFTHEIRVISIT,BYREFUSINGAVISITTOASPECIFICIPADDRESSINORDERTOEXCLUDEINTERFERENCEINVASIONTHESETTINGASTARTISMINTERNETSERVICEMANAGERBSTARTPAGEWEBPROPERTIES“ADVANCED“TABCFORTHESPECIFIEDIPADDRESSCONTROLSETTINGS2USERACCESSCONTROLIISSITEPROVIDESRESOURCESFORANONYMOUSACCESSANDAUTHENTICATIONCONTROLSETTINGS,WEBSERVERSETUPONTHEBASISOFTHEIDENTITYOFTHEUSERAUTHENTICATIONTOPREVENTUNAUTHORIZEDUSERSWITHRESTRICTEDCONTENTHTTPCONNECTIONSPECIFICSETTINGSINTHEWEBSITEOFTHE“DIRECTORYSECURITY“PROPERTYPAGE,SELECTTHE“ANONYMOUSACCESSANDAUTHENTICATIONCONTROL“FOREDITINGALLOWANONYMOUSACCESSTOCLIENTACCOUNTIUSRCOMPUTERNAMETOESTABLISHACONNECTIONWITHTHEWEBSERVERTOPROVIDEARANDOMPASSWORDFOR
下載積分: 10 賞幣
上傳時間:2024-03-16
頁數(shù): 12
大?。?0.06(MB)
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簡介:ASP體系結(jié)構(gòu)的發(fā)展(畢業(yè)論文中英翻譯文對照)體系結(jié)構(gòu)的發(fā)展(畢業(yè)論文中英翻譯文對照)ENGLISHEENGLISHEDEVELOPDEVELOPWEBWEBAPPLICATIONAPPLICATIONPROGRAMPROGRAMUSINGUSINGASPASPTHETHEARCHITECTUREARCHITECTURETHATTHATMUSTMUSTFIRSTFIRSTESTABLISHESTABLISHWEBWEBAPPLICATIONAPPLICATIONNOWNOWININAPPLICATIONAPPLICATIONFREQUENTLYFREQUENTLYWITHWITHTOTOHAVEHAVETWOTWOTHETHEARCHITECTUREARCHITECTUREOFOFC/SC/SANDANDTHETHEARCHITECTUREARCHITECTUREOFOFB/SB/SCLIENT/SERVERANDCUSTOMEREND/SERVERHOLDTHEARCHITECTUREOFC/STHECUSTOMER/SERVERSTRUCTUREOFTWOFLOORCUSTOMER/SERVERCLIENT/SERVERMODELISAKINDOFGOODSOFTWAREARCHITECTURE,ITISTHEONEOFBESTAPPLICATIONPATTERNOFNETWORKFROMTECHNOLOGY,SEETHATITISALOGICCONCEPT,DENOTEWILLAAPPLICATIONMANYTASKSOFDECOMPOSINGDIFFERENCECARRYOUT,COMMONCOMPLETIONISENTIRETOAPPLYTHEFUNCTIONOFTASKONEACHNETWORKMAINCOMPUTEROFWEBSITE,RESOURCEHARDWARE,SOFTWAREANDDATADIVIDEINTOSTEP,ISNOTBALANCED,UNDERCUSTOMER/SERVERSTRUCTURE,WITHOUTTHECLIENTCOMPUTEROFRESOURCETHROUGHSENDINGREQUESTTOTHESERVERTHATHASRESOURCE,GETRESOURCEREQUEST,SOMEETTHERESOURCEDISTRIBUTIONINNETWORKNOTBALANCEDNESSWITHTHISKINDOFSTRUCTURE,CANSYNTHESIZEVARIOUSCOMPUTERSTOCOOPERATEWITHWORK,LETITEACHCAN,REALIZETHESCALEFORTHESYSTEMOFCOMPUTEROPTIMIZATIONRIGHTSIZINGWITHSCALEREDUCETOMELTDOWNSIZINGPICTUREISASFOLLOWSITISMOSTOFTODIVIDEINTOCOMPUTERNETWORKAPPLICATIONINTOTWO,INWHICHTHERESOURCEANDFUNCTIONTHATPARTSUPPORTSMANYUSERSTOSHARE,ITISREALIZEDBYSERVERANOTHERPARTFACESEVERYUSER,ISREALIZEDBYCLIENTCOMPUTER,ALSONAMELY,CLIENTCOMPUTERISUSUALTOCARRYOUTPROSCENIUMFUNCTION,REALIZESMANMACHINEINTERACTIONTHROUGHUSERINTERFACE,ORISTHEAPPLICATIONPROGRAMOFSPECIFICCONDUCTEDUSERANDSERVERUSUALLYCARRIESOUTTHEFUNCTIONOFBACKSTAGESUPPORTER,MANAGESTHEOUTSIDEREQUESTCONCERNINGSETINGUP,ACCEPTINGANDREPLYINGUSERTHATSHAREDFORACOMPUTER,ITCANHAVEDOUBLEFUNCTION,ISBEINGCERTAINANDMOMENTARYTOCARVETOACTASSERVER,ANDAGAINBECOMESCLIENTCOMPUTERINANOTHERTIMECUSTOMER/SERVERTYPECOMPUTERDIVIDEINTOTWOKINDS,ONESIDEWHOOFFERSSERVICEISCALLEDASSERVER,ASKSONESIDEOFSERVICETOBECALLEDASCUSTOMERTOBEABLETOOFFERSERVICE,SERVERONESIDEMUSTHAVECERTAINHARDWAREANDCORRESPONDINGSERVERSOFTWAREALSO,CUSTOMERONESIDEMUSTESSENCE,BROWSER/SERVERISALSOAKINDOFSTRUCTUREOFCLIENT/SERVER,ITISAKINDOFFROMTHETRADITIONALTWOLEVELSOFSTRUCTURALDEVELOPMENTOFCLIENT/SERVERCOMETOTHETHREELAYERSTRUCTURALSPECIALCASEOFCLIENT/SERVERTHATAPPLIEDONWEBINTHESYSTEMOFBROWSER/SERVER,USERCANPASSTHROUGHBROWSERTOALOTOFSERVERSTHATSPREADONNETWORKTOSENDREQUESTTHESTRUCTUREOFBROWSER/SERVERISMAXIMUMTOHAVESIMPLIFIEDTHEWORKOFCLIENTCOMPUTER,ONCLIENTCOMPUTER,NEEDTOINSTALLANDDEPLOYFEWCUSTOMERENDSOFTWAREONLY,SERVERWILLBEARMOREWORK,FORDATABASEVISITANDAPPLYPROGRAMCARRYOUTWILLINSERVERFINISHUNDERTHETHREELAYERARCHITECTUREOFBROWSER/SERVER,EXPRESSLAYERPRESENTATIOON,FUNCTIONLAYERBUSINESSLOGIC,DATALAYERDATASERVICEHAVEBEENCUTTHEUNITOF3RELATIVEINDEPENDENCESITISTHEFIRSTLAYEROFTOEXPRESSLAYERWEBBROWSERINEXPRESSINGLAYERCONTAINSYSTEMSHOWLOGIC,LOCATEINCUSTOMERENDITSTASKISTOSUGGESTBYWEBBROWSERTOTHECERTAINAWEBSERVERONNETWORKTHATSERVICEISASKED,AFTERVERIFYINGFORUSERIDENTITY,WEBSERVERDELIVERSNEEDEDHOMEPAGEWITHHTTPAGREEMENTTOCUSTOMEREND,CLIENTCOMPUTERACCEPTTHEHOMEPAGEFILETHATPASSED,ANDSHOWITINWEBBROWSERONSECONDLAYERFUNCTIONLAYERHAVETHEWEBSERVEROFTHEAPPLICATIONFUNCTIONOFPROGRAMEXTENSIONINFUNCTIONLAYERCONTAINTHESYSTEMATICHANDLINGOFGENERALAFFAIRSLOGIC,LOCATEINWEBSERVERENDITSTASKISTHEREQUESTCONCERNINGACCEPTINGUSER,NEEDTOBEFIRSTCONDUCTEDANDCORRESPONDINGTOEXPANDAPPLICATIONPROGRAMANDDATABASETOCARRYOUTCONNECTION,PASSESTHROUGHTHEWAIESSUCHASSQLTODATABASESERVERTOPUTFORWARDDATAHANDLINGTOAPPLYFOR,THENETCDATABASESERVERTHERESULTOFHANDLINGDATASUBMITTOWEBSERVER,DELIVERAGAINBYWEBSERVERTORETURNCUSTOMERENDTHENUMBEROFPLIESOF3THACCORDINGTOLAYERDATABASESERVERINDATALAYERCONTAINSYSTEMATICDATAHANDLINGLOGIC,LOCATEINDATABASESERVERENDITSTASKISTOACCEPTTHEREQUESTTHATWEBSERVERCONTROLSFORDATABASE,REALIZATIONISINQUIREDANDMODIFIEDFORDATABASE,UPDATEETCFUNCTION,SUBMITOPERATIONRESULTTOWEBSERVERCAREFULANALYSISISBEENEASYTOSEE,THEARCHITECTUREOFBROWSER/SERVEROFTHREELAYERISTHEHANDLINGOFGENERALAFFAIRSOFTHETWOLEVELSOFSTRUCTUREOFCLIENT/SERVERLOGICMODULARFROMTHETASKOFCLIENTCOMPUTERINSPLIT,FROMTHEFIRSTFLOOROFINDIVIDUALCOMPOSITIONBEARTHEPRESSUREOFITSTASKANDSUCHCLIENTCOMPUTERHAVEALLEVIATEDGREATLY,DISTRIBUTELOADBALANCEDLYANDHAVEGIVENWEBSERVER,SOFROMTHESTRUCTURALCHANGEOFCLIENT/SERVEROFORIGINALTWOFLOORTHESTRUCTUREOFBROWSER/SERVEROFTHREELAYERTHISKINDOFTHREELAYERARCHITECTUREFOLLOWINGPICTURESHOWSTHISKINDOFSTRUCTURENOTONLYCLIENTCOMPUTERFROMHEAVYBURDENAND
下載積分: 10 賞幣
上傳時間:2024-03-15
頁數(shù): 17
大小: 0.1(MB)
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下載積分: 13 賞幣
上傳時間:2023-07-21
頁數(shù): 0
大小: 0.77(MB)
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下載積分: 13 賞幣
上傳時間:2023-07-21
頁數(shù): 0
大小: 1.62(MB)
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下載積分: 13 賞幣
上傳時間:2023-07-21
頁數(shù): 0
大小: 3.08(MB)
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