讲各种实时阴影技术的好书看目录：1Introduction11.1Denition...............................31.2ImportanceofShadows.......................121.3Di›cultyofComputingShadows.................151.4Overview...............................191.5GeneralInformationfortheReader................202BasicShadowTechniques212.1ProjectionShadows.........................222.2ShadowMapping..........................312.3ShadowVolumes...........................442.4StencilShadowVolumes......................482.5Transparency.............................722.6Summary...............................733Shadow-MapAliasing753.1ShadowMappingasSignalReconstruction...........753.2InitialSamplingError—Undersampling.............813.3ResamplingError..........................874Shadow-MapSampling894.1Fitting.................................894.2Warping................................934.3GlobalPartitioning.........................1104.4AdaptivePartitioning........................1234.5View-SampleMapping.......................1314.6Shadow-MapReconstruction...................1344.7TemporalReprojection.......................1364.8Cookbook...............................1375FilteredHardShadows1395.1FiltersandShadowMaps......................1405.2ApplicationsofFiltering......................1445.3PrecomputingLargerFilterKernels................1475.4Summary...............................1606Image-BasedSoft-ShadowMethods1616.1Introduction.............................1616.2Basics.................................1666.3AReferenceSolution........................1726.4AugmentingHardShadowswithPenumbrae..........1746.5BlurringHard-Shadow-TestResults................1786.6FilteringPlanarOccluderImages.................1876.7ReconstructingandBack-ProjectingOccluders.........1916.8UsingMultipleDepthMaps....................2046.9Summary...............................2067Geometry-BasedSoft-ShadowMethods2097.1PlausibleShadowsbyGeneratingOuterPenumbra.......2097.2InnerandOuterPenumbra..........

***********************************************************ccsubroutinecamclyc该子程序的功能是形成修正剑桥模型的塑性应力－应变矩阵cc************************************************************subroutinecamcly(empr,void,sig,cep,mtriax,printer,kappa,pois,1lamda,blade,patm,nelast,ifail,iter,nummat,ielem)implicitreal*8(A-H,O-Z)dimensionsig(4),dfdsig(4),ce(4,4),dmatx(4,4),cep(4,4),dd(4)dimensionvoid(1),empr(nummat,1)real*8matriax,lamda,kappa

eCOS由Redhat推出的小型即时操作系统(Real-Timeoperatingsystem)，最低编译核心可小至10K的级别，适合用于作bootloader增强，微小型系统。
此系统和嵌入式Linux系统的差异是他将操作系统做成静态连结(staticlibrary)的方式,让应用程式透过连结(linker)产生出具有操作系统的特性的应用程式。
eCOS的全称为embeddedConfigurationoperatingsystem，eCOS是开放原码、免权利金的即时作业系统，这套作业系统是针对嵌入式系统及应用而设计，因此是以单一个行程1)再搭配多个执行绪的方式来执行

英语的，RTCP包的计算方法，有公式Quality-of-servicemonitoringandreporting»Real-timecontrolprotocolRTCP

C#inDepth,FourthEditionisyourkeytounlockingthepowerfulnewfeaturesaddedtothelanguageinC#5,6,and7.FollowingtheexpertguidanceofC#legendJonSkeet,you’llmasterasynchronousfunctions,expression-bodiedmembers,interpolatedstrings,tuples,andmuchmore.Thepowerful,flexibleC#programminglanguageisthefoundationof.NETdevelopment.Evenaftertwodecadesofsuccess,it’sstillgettingbetter!ExcitingnewfeaturesinC#6and7makeiteasierthanevertotakeonbigdataapplications,cloud-centricwebdevelopment,andcross-platformsoftwareusing.NETCore.There’sneverbeenabettertimetolearnC#indepth.C#inDepth,FourthEditionisarevisededitionofthebestsellerwrittenbyC#legendJonSkeet.Thisauthoritativeandengagingguideisyourkeytounlockingthispowerfullanguage,includingthenewfeaturesofC#6and7.Init,Jonintroducesexpression-bodiedmembers,interpolatedstrings,patternmatching,andmore.Real-worldexamplesdriveitallhome.Bytheendofthisawesomebook,you’llbewritingC#codewithskill,style,andconfidence.

Successinyourcalculuscoursestartshere!JamesStewart'sCALCULUStextsareworld-widebest-sellersforareason:theyareclear,accurate,andfilledwithrelevant,real-worldexamples.WithCALCULUS,SeventhEdition,Stewartconveysnotonlytheutilityofcalculustohelpyoudeveloptechnicalcompetence,butalsogivesyouanappreciationfortheintrinsicbeautyofthesubject.Hispatientexamplesandbuilt-inlearningaidswillhelpyoubuildyourmathematicalconfidenceandachieveyourgoalsinthecourse!

土壤属性表主要字段包括:SU_SYM90（FAO90土壤分类系统中土壤名称)；
SU_SYM85(FAO85分类);T_TEXTURE(顶层土壤质地);DRAINAGE(19.5);REF_DEPTH(土壤参考深度);AWC_CLASS(19.5);AWC_CLASS(土壤有效水含量);PHASE1:Real(土壤相位);PHASE2:String(土壤相位)；
ROOTS:String(到土壤底部存在障碍的深度分类)；
SWR:String(土壤含水量特征)；
ADD_PROP:Real(土壤单元中与农业用途有关的特定土壤类型)；
T_GRAVEL:Real(碎石体积百分比)；
T_SAND:Real(沙含量)；
T_SILT:Real(淤泥含量)；
T_CLAY:Real(粘土含量)；
T_USDA_TEX:Real(USDA土壤质地分类)；
T_REF_BULK:Real(土壤容重)；
T_OC:Real(有机碳含量)；
T_PH_H2O:Real(酸碱度)T_CEC_CLAY:Real(粘性层土壤的阳离子交换能力)；
T_CEC_SOIL:Real(土壤的阳离子交换能力)T_BS:Real(基本饱和度)；
T_TEB:Real(交换性盐基)；
T_CACO3:Real(碳酸盐或石灰含量)T_CASO4:Real(硫酸盐含量)；
T_ESP:Real(可交换钠盐)；
T_ECE:Real(电导率)。

Over110effectiverecipestohelpyoubuildandoperateOpenStackcloudcomputing,storage,networking,andautomationAboutThisBookExploremanynewfeaturesofOpenStack'sJunoandKiloreleasesInstall,configure,andadministercoreprojectswiththehelpofOpenStackObjectStorage,BlockStorage,andNeutronNetworkingservicesHarnesstheabilitiesofexperiencedOpenStackadministratorsandarchitects,andrunyourownprivatecloudsuccessfullyPractical,real-worldexamplesofeachserviceandanaccompanyingVagrantenvironmentthathelpsyoulearnquicklyInDetailOpenStackOpenSourcesoftwareisoneofthemostusedcloudinfrastructurestosupportsoftwaredevelopmentandbigdataanalysis.Itisdevelopedbyathrivingcommunityofindividualdevelopersfromaroundtheglobeandbackedbymostoftheleadingplayersinthecloudspacetoday.Itissimpletoimplement,massivelyscalable,andcanstorealargepoolofdataandnetworkingresources.OpenStackhasastrongecosystemthathelpsyouprovisionyourcloudstorageneeds.AddOpenStack'senterprisefeaturestoreducethecostofyourbusiness.Thisbookwillshowyouthestepstobuildupaprivatecloudenvironment.Atthebeginning,you'lldiscovertheusesofcloudservicessuchastheidentityservice,imageservice,andcomputeservice.You'lldiveintoNeutron,theOpenStackNetworkingservice,andgetyourhandsdirtywithconfiguringML2,networks,routers,andDistributedVirtualRouters.You'llthengathermoreexpertknowledgeonOpenStackcloudcomputingbymanagingyourcloud'ssecurityandmigration.Afterthat,wedelveintoOpenStackObjectstorageandhowtomanageserversandworkwithobjects,cluster,andstoragefunctionalities.Also,asyougodeeperintotherealmofOpenStack,you'lllearnpracticalexamplesofBlockstorage,LBaaS,andFWaaS:installationandconfigurationcoveredgroundup.Finally,youwilllearnOpenStackdashboard,AnsibleandForeman,Key

Real-Time3DGraphicswithWebGL2Buildinteractive3DapplicationswithJavaScriptandWebGL2

出版日期:2013年12月5日Thisbookisanin-depth,systematicandstructuredtechnicalreferenceon3GPP'sLTE-Advanced(Releases10and11),coveringtheory,technologyandimplementation,writtenbyanauthorwhohasbeeninvolvedintheinceptionanddevelopmentofthesetechnologiesforover20years.Thebooknotonlydescribestheoperationofindividualcomponents,butalsoshowshowtheyfitintotheoverallsystemandoperatefromasystemsperspective.Uniquely,thisbookgivesin-depthinformationonupperprotocollayers,implementationanddeploymentissues,andservices,makingitsuitableforengineerswhoareimplementingthetechnologyintofutureproductsandservices.Reflectingtheauthor's25plusyearsofexperienceinsignalprocessingandcommunicationsystemdesign,thisbookisidealforprofessionalengineers,researchers,andgraduatestudentsworkingincellularcommunicationsystems,radioair-interfacetechnologies,cellularcommunicationsprotocols,advancedradioaccesstechnologiesforbeyond4Gsystems,andbroadbandcellularstandards.Features:anend-to-enddescriptionofLTE/LTE-Advancedtechnologiesusingatop-downsystemsapproach,providinganin-depthunderstandingofhowtheoverallsystemworks;detailedalgorithmicdescriptionsoftheindividualcomponents'operationandinter-connection;strongemphasisonimplementationanddeploymentscenarios,makingthisaverypracticalbook;anin-depthcoverageoftheoreticalandpracticalaspectsofLTEReleases10and11;andclearandconcisedescriptionsoftheunderlyingprinciplesandtheoreticalconceptstoprovideabetterunderstandingoftheoperationofthesystem'scomponents.Itcoversallessentialsystemfunctionalities,features,andtheirinter-connectionsbasedonaclearprotocolstructure,includingdetailedsignalflowgraphsandblockdiagrams.Itincludesmethodologiesandresultsrelatedtolink-levelandsystem-levelevaluationsofLTE-Advanced.ItprovidesunderstandingandinsightintotheadvancedunderlyingtechnologiesinLTE-AdvanceduptoandincludingRelease11:multi-antennasignalprocessing,OFDM,carrieraggregation,coordinatedmulti-pointtransmissionandreception,eICIC,multi-radiocoexistence,E-MBMS,positioningmethods,real-timeandnon-real-timewirelessmultimediaapplications.

在日常工作中，钉钉打卡成了我生活中不可或缺的一部分。然而，有时候这个看似简单的任务却给我带来了不少烦恼。 每天早晚，我总是得牢记打开钉钉应用，点击"工作台"，再找到"考勤打卡"进行签到。有时候因为工作忙碌，会忘记打卡，导致考勤异常，影响当月的工作评价。而且，由于我使用的是苹果手机，有时候系统更新后，钉钉的某些功能会出现异常，使得打卡变得更加麻烦。 另外，我的家人使用的是安卓手机，他们也经常抱怨钉钉打卡的繁琐。尤其是对于那些不太熟悉手机操作的长辈来说，每次打卡都是一次挑战。他们总是担心自己会操作失误，导致打卡失败。 为了解决这些烦恼，我开始思考是否可以通过编写一个全自动化脚本来实现钉钉打卡。经过一段时间的摸索和学习，我终于成功编写出了一个适用于苹果和安卓系统的钉钉打卡脚本。