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1、DEITEL®HOWTOPROGRAMSERIESCoverThemeThecoverthemefortheDEITEL®HOWTOPROGRAMSERIESemphasizessocialconsciousnessissuessuchasgoinggreen,cleanenergy,recycling,sustainabilityandmore.Withinthetext,inadditiontoconventionalprogram-mingexercises,we’veincludedourMakingaDifferencee
2、xercisesettoraiseawarenessofissuessuchasglobalwarming,populationgrowth,affordablehealthcare,accessibility,privacyofelectronicrecordsandmore.Inthisbook,you’lluseJavatoprogramapplicationsthatrelatetotheseissues.WehopethatwhatyoulearninJavaHowtoProgram,9/ewillhelpyoutomak
3、eadifference.NightattheNiagaraFalls—OntarioandNewYorkTheNiagaraFallswaterfallsstraddletheborderbetweenOntario,CanadaandupstateNewYorkintheUnitedStates.HorseshoeFallsislocatedontheCanadianside,andAmericanFallsandBridalVeilFallsareontheU.S.side.TheNiagaraFallsareanawe-in
4、spiring,world-classtouristattraction,andasignificantsourceofhydroelectricpower.Onaverage,nearlyfourmillioncubicfeetofwaterfallsoverthecrestlineeachminute.TheU.S.andCanadaharnessthenatu-ralenergyfromNiagaraFallstogenerateclean,inexpensiveelectricity.Thefirsthydroelectri
5、cgeneratingstationontheNiagaraRiverwasbuiltin1881.Itselectricitypoweredlocalmillsandstreetlights.TheNiagaraRedevelopmentAct,passedbytheU.S.Congressin1957,gavetheNewYorkPowerAuthoritytherighttodeveloptheU.S.NiagaraRiverhydroelectricpowerplants.TheNiagaraFallshydroelectr
6、icprojectbeganoperatingin1961.Upto375,000gallonsofwaterpersecondisdivertedfromtheriverthroughconduitstothepowerplants.Thewaterspinsturbinesthatpowergeneratorsthatconvertthemechanicalenergyintoelectricalenergy.Today,theprojectgenerates2.4millionkilowatts,whichcanpower24
7、million100-wattlightbulbssimultaneously.Forfurtherinformationvisit:en.wikipedia.org/wiki/Niagra_fallswww.nypa.gov/facilities/niagara.htmwww.niagarafrontier.com/power.htmlAboutDeitel&Associates,Inc.Deitel&Associates,Inc.,isaninternationallyrecognizedauthoringandcorporat
8、etrainingorganization.Thecom-panyoffersinstructor-ledcoursesdeliveredatclientsitesworldwideonprogramminglanguagesando
