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課程設(shè)計(jì)-基于flexj2ee技術(shù)的操作系精品統(tǒng)課程網(wǎng)的設(shè)計(jì)與實(shí)現(xiàn)-資料下載頁

2025-01-13 18:41本頁面
  

【正文】 流和一些文件信息,將文件流組成文件存儲(chǔ)到服務(wù)器的指定磁盤中,同時(shí),將收集的文件信息通過調(diào)用ResourceInfoAction類的addResourceInfo方法。(3) ResourceInfoAction類的addResourceInfo方法,將文件記錄保存到數(shù)據(jù)庫中:文件上傳的詳細(xì)執(zhí)行的順序圖如圖 所示: 文件上傳順序圖 第五章 總結(jié) 個(gè)人總結(jié)通過將近一個(gè)多學(xué)期的努力,可以說終于把這個(gè)系統(tǒng)收尾了。在這個(gè)過程當(dāng)中,自己的各方面能力都得到很大的提高。當(dāng)?shù)谝淮螐膶?dǎo)師那里接到這個(gè)項(xiàng)目時(shí),自己感覺會(huì)很簡單,但是慢慢的分析才發(fā)現(xiàn)里面的很多東西都不是那么容易實(shí)現(xiàn),特別是在數(shù)據(jù)庫分析設(shè)計(jì)這一塊,經(jīng)過和同學(xué)的討論和分析,反復(fù)的更改,一直到現(xiàn)在系統(tǒng)完成。雖然還有很多的不足,但是也發(fā)現(xiàn)自己的分析問題的能力得到了很大的提高。在系統(tǒng)實(shí)現(xiàn)時(shí),考慮到傳統(tǒng)的HTML作為視圖層界面難以滿足用戶對(duì)友好界面的要求,因此決定使用不是很熟悉Flex技術(shù)作為視圖層。在一邊學(xué)習(xí)Flex技術(shù)和一邊做系統(tǒng)的過程中。雖然系統(tǒng)的進(jìn)度并沒有預(yù)想中的那么快,但是,自己也發(fā)現(xiàn)自己的編碼能力有了很到的提高,特別是對(duì)一些設(shè)計(jì)模式有了更加深入的了解,如MVC模式,單例模式等。最重要的是發(fā)現(xiàn)了自己的自學(xué)能力也在不斷的進(jìn)步。系統(tǒng)收尾時(shí),就是編寫論文,以前自己只是比較注重自己的編碼能力,對(duì)文檔的編寫并不怎么的重視,但是隨著系統(tǒng)需求分析文檔,設(shè)計(jì)文檔的編寫,論文的編寫,才發(fā)現(xiàn),作為一個(gè)標(biāo)準(zhǔn)的程序員,只有編碼能力是遠(yuǎn)遠(yuǎn)不夠的。所以在系統(tǒng)的后期,自己試著把自己的文檔編寫的更加完備,不知不覺中感覺自己的文檔編寫能力也有了很大的進(jìn)步,特別是在文檔排版上面。除了發(fā)現(xiàn)自己有些方面得到提高以外,也發(fā)現(xiàn)了自己的許多不足,如架構(gòu)的設(shè)計(jì)能力,數(shù)據(jù)庫的設(shè)計(jì)能力等。盡管如此,自己在未來的發(fā)展道路上一定會(huì)為改進(jìn)缺點(diǎn)而努力的。 系統(tǒng)總結(jié) 本文描述的操作系統(tǒng)精品課程網(wǎng)站是根據(jù)國家精品課程建設(shè)項(xiàng)目的要求為需求實(shí)現(xiàn)的,可以說基本上符合了國家規(guī)定的要求。并且也具有自己的獨(dú)特的特點(diǎn)。在系統(tǒng)的交戶性和實(shí)用性方面進(jìn)行了很大的改進(jìn),如學(xué)生的在線測(cè)試系統(tǒng),學(xué)生可以通過多種方式進(jìn)行在線自測(cè),如按條件測(cè)試,隨機(jī)組題測(cè)試,順序測(cè)試,錯(cuò)題測(cè)試等。并且系統(tǒng)還可以對(duì)學(xué)生做錯(cuò)的題目進(jìn)行跟蹤分析,并把分析的結(jié)果顯示在老師的后臺(tái)管理界面中,更好的了解老師的教學(xué)效果和學(xué)生的學(xué)習(xí)情況。同時(shí),由于系統(tǒng)中使用了Flex作為視圖層客戶端,除了使系統(tǒng)界面更加的美觀,新穎,友好外;還簡化了客戶端和服務(wù)器端的通信次數(shù),減輕了服務(wù)器的負(fù)擔(dān),使用戶使用系統(tǒng)就像使用自己的電腦一樣方便。但是,由于Flex技術(shù)的引入,使項(xiàng)目也存在著許多缺點(diǎn),有些Flex技術(shù)自身造成的,在初始化加載頁面時(shí)可能等待時(shí)間比較長;還有就是由于對(duì)Flex技術(shù)的應(yīng)用還不熟練造成的,使很多可以優(yōu)化的代碼沒有得到良好的優(yōu)化,讓Flex技術(shù)的缺點(diǎn)更加突出。同時(shí),系統(tǒng)部分功能比較簡單。并沒有帶到預(yù)期的效果。如在線交流這一塊就做的非常簡單。在系統(tǒng)中也存在一下不知名的bug還沒有得到更好的解決。如果系統(tǒng)需要作出更好的優(yōu)化,系統(tǒng)視圖層的Flex應(yīng)用程序需要使用Flex的MVC框架進(jìn)行設(shè)計(jì),使代碼的重用性更好,同時(shí)如果加入CSS,就能使界面更加的美觀,更具有動(dòng)態(tài)性;由于系統(tǒng)是采用面向?qū)ο蟮姆绞竭M(jìn)行分析和設(shè)計(jì)的,所有,如果要強(qiáng)大系統(tǒng)的功能,就可以在后臺(tái)程序中直接加入要加入的模塊,而在Flex程序中添加相應(yīng)功能的組件添加到系統(tǒng)的窗口界面。 參考文獻(xiàn)[1] 張新曼. 精通JSP—Web開發(fā)技術(shù)與典型應(yīng)用[M].人民郵電出版社,[2] 李秀英. 運(yùn)用JSP技術(shù)開發(fā)動(dòng)態(tài)網(wǎng)站[J].中國科協(xié)2003年學(xué)術(shù)年會(huì)論文集(上),2003[3] [M].人民郵電出版社,[4] 完全自學(xué)手冊(cè)[M].機(jī)械工業(yè)出版社,[5] 孫穎. Flash ActionScript 3 殿堂之路[M] 電子工業(yè)出版社, [6] 景建萍等. XML基礎(chǔ)與應(yīng)用教程 [M].高等教育出版社, [7] 計(jì)磊,李里,[M].人民郵電出版,[8]Eric Freemanamp。Elisabeth Freeman with Kathy Sierra amp。 Bert Bates 著 O’Reilly Taiwan公司譯 Head First 設(shè)計(jì)模式(中文版)[M] 中國電力出版社,[9] 楊磊,陳凌云. 精通Eclipse web開發(fā) java體系結(jié)構(gòu)、工具、框架整合應(yīng)用[M].人民郵電出版社, [10] 汪孝宜,劉中兵,徐佳晶等. JSP數(shù)據(jù)庫開發(fā)實(shí)例精粹[M].北京:電子工業(yè)出版社,[11] Bruce Eokel THINK IN JAVA [M]. Prentice Hall PTR,[12] 王珊,薩師楦. 數(shù)據(jù)庫系統(tǒng)概論 第四版.[M] 高等教育出版社,2007年8月[13] (第二版)[M].清華大學(xué)出版社,[14] Eric . 面向?qū)ο蟮能浖こ蹋河⑽陌鎇M].北京:電子工業(yè)出版社,2003[15] 吳立春,卞良,嚴(yán)軍. 基于UML的網(wǎng)上考試系統(tǒng)的設(shè)計(jì)[J].寧夏醫(yī)藥學(xué)院學(xué)報(bào),2004 致謝時(shí)光飛逝,短短的大學(xué)四年生活就在不知不覺中過去了。在這段時(shí)間里,自己學(xué)到了很多很多,同時(shí),有些人,有些事給我留下了深刻的記憶!在剛來大學(xué)的時(shí)候,自己什么都不會(huì),還好有學(xué)院老師的辛勤教導(dǎo),讓自己在不斷的進(jìn)步中前行,特別是到了大三進(jìn)工作室的時(shí)候,在吳老師的認(rèn)真指導(dǎo)下,不但自己的專業(yè)水平和實(shí)踐技能飛速的提高,而且在自己對(duì)前途迷茫的時(shí)刻,經(jīng)過吳老師的認(rèn)真分析和建議,使自己對(duì)未來的職業(yè)規(guī)劃有了更長遠(yuǎn)的認(rèn)識(shí),消除了當(dāng)時(shí)迷茫的心態(tài)。到了大四,很有幸能獲得柯老師的指導(dǎo),柯老師的認(rèn)真負(fù)責(zé)的精神著實(shí)讓我感動(dòng),特別是在老師身體不便的情況下,老師還是那樣兢兢業(yè)業(yè)。在做系統(tǒng)和畢業(yè)論文的時(shí)候,自己遇到了很多很多的問題,這些問題都是在周圍同學(xué)和老師的幫助下順利的解決的。如果沒有老師和同學(xué),我自己是不可能完成。所以你們的恩情我會(huì)銘記于心的,真的謝謝您們!最后要感謝生活對(duì)我的磨練!g an employment tribunal claimEmployment tribunals sort out disagreements between employers and employees.You may need to make a claim to an employment tribunal if: you don39。t agree with the disciplinary action your employer has taken against you your employer dismisses you and you think that you have been dismissed unfairly.For more information about dismissal and unfair dismissal, seeDismissal.You can make a claim to an employment tribunal, even if you haven39。tappealedagainst the disciplinary action your employer has taken against you. However, if you win your case, the tribunal may reduce any pensation awarded to you as a result of your failure to appeal.Remember that in most cases you must make an application to an employment tribunal within three months of the date when the event you are plaining about happened. If your application is received after this time limit, the tribunal will not usually accept it.If you are worried about how the time limits apply to you, take advice from one of the organisations listed underFurther help.Employment tribunals are less formal than some other courts, but it is still a legal process and you will need to give evidence under an oath or affirmation.Most people find making a claim to an employment tribunal challenging. If you are thinking about making a claim to an employment tribunal, you should get help straight away from one of the organisations listed underFurther help.If you are being represented by a solicitor at the tribunal, they may ask you to sign an agreement where you pay their fee out of your pensation if you win the case. This is known as adamagesbased agreement. In England and Wales, your solicitor can39。t charge you more than 35% of your pensation if you win the case.If you are thinking about signing up for a damagesbased agreement, you should make sure you39。re clear about the terms of the agreement. It might be best to get advice from an experienced adviser, for example, at a Citizens Advice Bureau. To find your nearest CAB, including those that give advice by , click onnearest CAB.For more information about making a claim to an employment tribunal, seeEmployment tribunals.The (lack of) air up there Watch mCayman Islandsbased Webb, the head of Fifa39。s antiracism taskforce, is in London for the Football Association39。s 150th anniversary celebrations and will attend City39。s Premier League match at Chelsea on Sunday.I am going to be at the match tomorrow and I have asked to meet Yaya Toure, he told BBC Sport.For me it39。s about how he felt and I would like to speak to him first to find out what his experience was.Uefa hasopened disciplinary proceedings against CSKAfor the racist behaviour of their fans duringCity39。s 21 win.Michel Platini, president of European football39。s governing body, has also ordered an immediate investigation into the referee39。s actions.CSKA said they were surprised and disappointed by Toure39。s plaint. In a statement the Russian side added: We found no racist insults from fans of CSKA.Age has reached the end of the beginning of a word. May be guilty in his seems to passing a lot of different life became the appearance of the same day。
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