就是这么牛简谱

HaveyoueverwonderedhowAlexaappsaremade,howvoice-enabledtechnologieswork,orhowchatbotsfunction?AndwhytechgiantssuchasAmazonandGoogleareinvestinginvoicetechnologies?Abetterquestionis:whyshouldIstartdevelopingontheseplatforms?Hands-OnChatbotDevelopmentwithAlexaSkillsandAmazonLexcoversallfeaturesoftheAlexaSkillskitwithreal-worldexamplesthathelpyoudevelopskillstointegrateEchoandchatbotsintoFacebook,Slack,andTwiliowiththeAmazonLexplatform.ThebookstartswithteachingyouhowtosetupyourlocalenvironmentandAWSCLIsothatyoucanautomatetheprocessofuploadingAWSLambdafromyourlocalmachine.YouwillthenlearntodevelopAlexaSkillsandLexchatbotsusingLambdafunctionstocontrolfunctionality.Onceyou’vecometogripswiththis,youwilllearntocreateincreasinglycomplexchatbots,integrateAmazonS3,andchangethewayAlexatalkstotheuser.Intheconcludingchapters,weshiftourfocustoAmazonLexandmessagingchatbots.WewillexploreAlexa,learnaboutDynamoDBdatabases,andaddcardstouserconversations.Bytheendofthisbook,youwillhaveexploredafullsetoftechnologiesthatwillenableyoutocreateyourownvoiceandmessagingchatbotsusingAmazon.

·5.4萬字

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Building Enterprise JavaScript Applications

Withtheover-abundanceoftoolsintheJavaScriptecosystem,it'seasytofeellost.Buildtools,packagemanagers,loaders,bundlers,linters,compilers,transpilers,typecheckers-howdoyoumakesenseofitall?Inthisbook,wewillbuildasimpleAPIandReactapplicationfromscratch.WebeginbysettingupourdevelopmentenvironmentusingGit,yarn,Babel,andESLint.Then,wewilluseExpress,ElasticsearchandJSONWebTokens(JWTs)tobuildastatelessAPIservice.Forthefront-end,wewilluseReact,Redux,andWebpack.Acentralthemeinthebookismaintainingcodequality.Assuch,wewillenforceaTest-DrivenDevelopment(TDD)processusingSelenium,Cucumber,Mocha,Sinon,andIstanbul.Asweprogressthroughthebook,thefocuswillshifttowardsautomationandinfrastructure.YouwilllearntoworkwithContinuousIntegration(CI)serverslikeJenkins,deployingservicesinsideDockercontainers,andrunthemonKubernetes.Byfollowingthisbook,youwouldgaintheskillsneededtobuildrobust,production-readyapplications.

·16.4萬字

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Scala Programming Projects

Scalaisatype-safeJVMlanguagethatincorporatesobject-orientedandfunctionalprogramming(OOPandFP)aspects.ThisbookgetsyoustartedwithessentialsofsoftwaredevelopmentbyguidingyouthroughvariousaspectsofScalaprogramming,helpingyoubridgethegapbetweenlearningandimplementing.YouwilllearnabouttheuniquefeaturesofScalathroughdiverseapplicationsandexperiencesimpleyetpowerfulapproachesforsoftwaredevelopment.ScalaProgrammingProjectswillhelpyoubuildanumberofapplications,beginningwithsimpleprojects,suchasafinancialindependencecalculator,andadvancingtootherprojects,suchasashoppingapplicationandaBitcointransactionanalyzer.YouwillbeabletousevariousScalafeatures,suchasitsOOPandFPcapabilities,andlearnhowtowriteconcise,reactive,andconcurrentapplicationsinatype-safemanner.Youwillalsolearnhowtousetop-notchlibrariessuchasAkkaandPlayandintegrateScalaappswithKafka,Spark,andZeppelin,alongwithdeployingapplicationsonacloudplatform.Bytheendofthebook,youwillnotonlyknowtheinsandoutsofScala,butyouwillalsobeabletoapplyittosolveavarietyofreal-worldproblems.

·8.4萬字

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Hands-On Full：Stack Web Development with ASP.NET Core

Today,full-stackdevelopmentisthenameofthegame.Developerswhocanbuildcompletesolutions,includingbothbackendandfrontendproducts,areingreatdemandintheindustry,hencebeingabletodosoadesirableskill.However,embarkingonthepathtobecomingamodernfull-stackdevelopercanbeoverwhelminglydifficult,sothekeypurposeofthisbookistosimplifyandeasetheprocess.Thiscomprehensiveguidewilltakeyouthroughthejourneyofbecomingafull-stackdeveloperintherealmoftheweband.NET.Itbeginsbyimplementingdata-orientedRESTfulAPIs,leveragingASP.NETCoreandEntityFramework.Afterward,itdescribesthewebdevelopmentfield,includingitshistoryandfuturehorizons.Then,you’llbuildwebbasedSingle-PageApplications(SPAs)bylearningaboutnumerouspopulartechnologies,namelyTypeScript,Angular,React,andVue.Afterthat,you’lllearnaboutadditionalrelatedconcernsinvolvingdeployment,hosting,andmonitoringbyleveragingthecloud;specifically,Azure.Bytheendofthisbook,you’llbeabletobuild,deploy,andmonitorcloud-based,data-oriented,RESTfulAPIs,aswellasmodernwebapps,usingthemostpopularframeworksandtechnologies.

·7.4萬字

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Real-Time 3D Graphics with WebGL 2

Ashighlyinteractiveapplicationshavebecomeanincreasinglyimportantpartoftheuserexperience,WebGLisauniqueandcutting-edgetechnologythatbringshardware-accelerated3Dgraphicstotheweb.Packedwith80+examples,thisbookguidesreadersthroughthelandscapeofreal-timecomputergraphicsusingWebGL2.Eachchaptercoversfoundationalconceptsin3Dgraphicsprogrammingwithvariousimplementations.Topicsarealwaysassociatedwithexercisesforahands-onapproachtolearning.Thisbookpresentsaclearroadmaptolearningreal-time3DcomputergraphicswithWebGL2.Eachchapterstartswithasummaryofthelearninggoalsforthechapter,followedbyadetaileddescriptionofeachtopic.Thebookoffersexample-rich,up-to-dateintroductionstoawiderangeofessential3Dcomputergraphicstopics,includingrendering,colors,textures,transformations,framebuffers,lights,surfaces,blending,geometryconstruction,advancedtechniques,andmore.Witheachchapter,youwill"levelup"your3Dgraphicsprogrammingskills.Thisbookwillbecomeyourtrustworthycompanionindevelopinghighlyinteractive3DwebapplicationswithWebGLandJavaScript.

·8.5萬字

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Hands-On Industrial Internet of Things

Weliveinanerawhereadvancedautomationisusedtoachieveaccurateresults.Tosetupanautomationenvironment,youneedtofirstconfigureanetworkthatcanbeaccessedanywhereandbyanydevice.ThisbookisapracticalguidethathelpsyoudiscoverthetechnologiesandusecasesforIndustrialInternetofThings(IIOT).Hands-OnIndustrialInternetofThingstakesyouthroughtheimplementationofindustrialprocessesandspecializedcontroldevicesandprotocols.You'llstudytheprocessofidentifyingandconnectingtodifferentindustrialdatasourcesgatheredfromdifferentsensors.Furthermore,you'llbeabletoconnectthesesensorstocloudnetwork,suchasAWSIoT,AzureIoT,GoogleIoT,andOEMIoTplatforms,andextractdatafromthecloudtoyourdevices.Asyouprogressthroughthechapters,you'llgainhands-onexperienceinusingopensourceNode-Red,Kafka,Cassandra,andPython.Youwillalsolearnhowtodevelopstreamingandbatch-basedMachineLearningalgorithms.Bytheendofthisbook,youwillhavemasteredthefeaturesofIndustry4.0andbeabletobuildstronger,faster,andmorereliableIoTinfrastructureinyourIndustry.

·9.6萬字

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Unity Artificial Intelligence Programming

DevelopingArtificialIntelligence(AI)forgamecharactersinUnity2018hasneverbeeneasier.UnityprovidesgameandappdeveloperswithavarietyoftoolstoimplementAI,fromthebasictechniquestocutting-edgemachinelearning-poweredagents.LeveragingthesetoolsviaUnity'sAPIorbuilt-infeaturesallowslimitlesspossibilitieswhenitcomestocreatingyourgame'sworldsandcharacters.ThisfourtheditionwithUnitywillhelpyoubreakdownAIintosimpleconceptstogiveyouafundamentalunderstandingofthetopictobuildupon.Usingavarietyofexamples,thebookthentakesthoseconceptsandwalksyouthroughactualimplementationsdesignedtohighlightkeyconceptsandfeaturesrelatedtogameAIinUnity.Furtheron,you'lllearnhowtodistinguishthestatemachinepatternandimplementoneofyourown.ThisisfollowedbylearninghowtoimplementabasicsensorysystemforyourAIagentandcouplingitwithaFiniteStateMachine(FSM).Next,you'lllearnhowtouseUnity'sbuilt-inNavMeshfeatureandimplementyourownA*pathfindingsystem.You'llthenlearnhowtoimplementsimple?ocksandcrowddynamics,whicharekeyAIconceptsinUnity.Movingon,you'lllearnhowtoimplementabehaviortreethroughagame-focusedexample.Lastly,you'llapplyalltheconceptsinthebooktobuildapopulargame.

·4.2萬字

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Learn Web Development with Python

IfyouwanttodevelopcompletePythonwebappswithDjango,thisLearningPathisforyou.ItwillwalkyouthroughPythonprogrammingtechniquesandguideyouinimplementingthemwhencreating4professionalDjangoprojects,teachingyouhowtosolvecommonproblemsanddevelopRESTfulwebserviceswithDjangoandPython.Youwilllearnhowtobuildablogapplication,asocialimagebookmarkingwebsite,anonlineshop,andane-learningplatform.LearnWebDevelopmentwithPythonwillgetyoustartedwithPythonprogrammingtechniques,showyouhowtoenhanceyourapplicationswithAJAX,createRESTfulAPIs,andsetupaproductionenvironmentforyourDjangoprojects.Lastbutnotleast,you’lllearnthebestpracticesforcreatingreal-worldapplications.BytheendofthisLearningPath,youwillhaveafullunderstandingofhowDjangoworksandhowtouseittobuildwebapplicationsfromscratch.ThisLearningPathincludescontentfromthefollowingPacktproducts:LearnPythonProgrammingbyFabrizioRomano.DjangoRESTfulWebServicesbyGastónC.Hillar.DjangoDesignPatternsandBestPracticesbyArunRavindran.

·19.7萬字

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Building Microservices with Spring

GettingStartedwithSpringMicroservicesbeginswithanoverviewoftheSpringFramework5.0,itsdesignpatterns,anditsguidelinesthatenableyoutoimplementresponsivemicroservicesatscale.YouwilllearnhowtouseGoFpatternsinapplicationdesign.Youwillunderstandthedependencyinjectionpattern,whichisthemainprinciplebehindthedecouplingprocessoftheSpringFrameworkandmakesiteasiertomanageyourcode.Then,youwilllearnhowtouseproxypatternsinaspect-orientedprogrammingandremoting.Movingon,youwillunderstandtheJDBCtemplatepatternsandtheiruseinabstractingdatabaseaccess.Afterunderstandingthebasics,youwillmoveontomoreadvancedtopics,suchasreactivestreamsandconcurrency.WrittentothelatestspecificationsofSpringthatfocusesonReactiveProgramming,theLearningPathteachesyouhowtobuildmodern,internet-scaleJavaapplicationsinnotime.Next,youwillunderstandhowSpringBootisusedtodeployingserverlessautonomousservicesbyremovingtheneedtohaveaheavyweightapplicationserver.You’llalsoexplorewaystodeployyourmicroservicestoDockerandmanagingthemwithMesos.BytheendofthisLearningPath,youwillhavetheclarityandconfidenceforimplementingmicroservicesusingSpringFramework.ThisLearningPathincludescontentfromthefollowingPacktproducts:Spring5MicroservicesbyRajeshRV.Spring5DesignPatternsbyDineshRajput.

·9.8萬字

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Modern JavaScript Web Development Cookbook

JavaScripthasevolvedintoalanguagethatyoucanuseonanyplatform.ModernJavaScriptWebDevelopmentCookbookisaperfectblendofsolutionsfortraditionalJavaScriptdevelopmentandmodernareasthatdevelopershavelatelybeenexploringwithJavaScript.ThiscomprehensiveguideteachesyouhowtoworkwithJavaScriptonservers,browsers,mobilephonesanddesktops.YouwillstartbyexploringthenewfeaturesofES8.YouwillthenmoveontolearningtheuseofES8onservers(withNode.js),withtheobjectiveofproducingservicesandmicroservicesanddealingwithauthenticationandCORS.OnceyougetaccustomedtoES8,youwilllearntoapplyittobrowsersusingframeworks,suchasReactandRedux,whichinteractthroughAjaxwithservices.YouwillthenunderstandtheuseofamodernframeworktodeveloptheUI.Inadditiontothis,developmentformobiledeviceswithReactNativewillwalkyouthroughthebenefitsofcreatingnativeapps,bothforAndroidandiOS.Finally,you’llbeabletoapplyyournew-foundknowledgeofserver-sideandclient-sidetoolstodevelopapplicationswithElectron.

·11.5萬字

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WordPress 5 Complete

Backintheday,whenyouwantedtolaunchanewwebsite,youeitherhadtolearnwebprogrammingyourselforhireaprofessionalwhowouldtakecareofthewholeprocessforyou.Nowadays,withWordPress,anyonecanbuildanoptimizedsitewiththeleastamountofeffortpossibleandthenmakeitavailabletotheworldinnotime.Here,intheseventheditionofthebook,wearegoingtoshowyouhowtobuildgreatlookingandfunctionalwebsitesusingWordPress.ThenewversionofWordPress–5.0–comeswithafewimportantchanges,andwetellyouallabouthowtousethemeffectively.Fromcraftingcontentpagesusingtheblockeditor,andcustomizingthedesignofyoursite,throughtomakingsureit'ssecure,wegothroughitall.ThebookstartsbyintroducingWordPressandteachingyouhowtosetitup.Youarethenshownhowtocreateablogsite,startwritingcontent,andevenusepluginsandthemestocustomizethedesignofthesiteandaddsomeuniqueelementstosetitapart.Ifyouwanttogetmorein-depth,wealsoshowyouhowtogetstartedcreatingyourownthemesandplugins.Finally,weteachyouhowtouseWordPressforbuildingnon-blogwebsites.Bytheendofthebook,youwillbesufficientlyskilledtodesignhigh-qualitywebsitesandwillbefullyfamiliarwiththeinsandoutsofWordPress.

·8.4萬字

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Mastering TypeScript 3

TypeScriptisbothalanguageandasetoftoolstogenerateJavaScript.ItwasdesignedbyAndersHejlsbergatMicrosofttohelpdeveloperswriteenterprise-scaleJavaScript.StartingwithanintroductiontotheTypeScriptlanguage,beforemovingontobasicconcepts,eachsectionbuildsonpreviousknowledgeinanincrementalandeasy-to-understandway.Advancedandpowerfullanguagefeaturesareallcovered,includingasynchronousprogrammingtechniques,decorators,andgenerics.ThisbookexploresmanymodernJavaScriptandTypeScriptframeworkssidebysideinorderforthereadertolearntheirrespectivestrengthsandweaknesses.Itwillalsothoroughlyexploreunitandintegrationtestingforeachframework.Best-of-breedapplicationsutilizewell-knowndesignpatternsinordertobescalable,maintainable,andtestable.Thisbookexploressomeoftheseobject-orientedtechniquesandpatterns,andshowsreal-worldimplementations.Bytheendofthebook,youwillhavebuiltacomprehensive,end-to-endwebapplicationtoshowhowTypeScriptlanguagefeatures,designpatterns,andindustrybestpracticescanbebroughttogetherinareal-worldscenario.

·16.6萬字

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Hands-On Full Stack Development with Spring Boot 2 and React（Second Edition）

ReactHookshavechangedthewayReactcomponentsarecoded.Theyenableyoutowritecomponentsinamoreintuitivewaywithoutusingclasses,whichmakesyourcodeeasiertoreadandmaintain.Buildingonfromthepreviousedition,thisbookisupdatedwithReactHooksandthelatestchangesintroducedincreate-react-appandSpringBoot2.1.ThisbookstartswithabriefintroductiontoSpringBoot.You’llunderstandhowtousedependencyinjectionandworkwiththedataaccesslayerofSpringusingHibernateastheORMtool.You’llthenlearnhowtobuildyourownRESTfulAPIendpointsforwebapplications.Asyouadvance,thebookintroducesyoutootherSpringcomponents,suchasSpringSecuritytohelpyousecurethebackend.Movingon,you’llexploreReactanditsappdevelopmentenvironmentandcomponentsforbuildingyourfrontend.Finally,you’llcreateaDockercontainerforyourapplicationbyimplementingthebestpracticesthatunderpinprofessionalfullstackwebdevelopment.Bytheendofthisbook,you’llbeequippedwithalltheknowledgeyouneedtobuildmodernfullstackapplicationswithSpringBootforthebackendandReactforthefrontend.

·4.4萬字

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Python API Development Fundamentals

Pythonisaflexiblelanguagethatcanbeusedformuchmorethanjustscriptdevelopment.ByknowingthePythonRESTfulAPIswork,youcanbuildapowerfulbackendforwebapplicationsandmobileapplicationsusingPython.You'lltakeyourfirststepsbybuildingasimpleAPIandlearninghowthefrontendwebinterfacecancommunicatewiththebackend.You'llalsolearnhowtoserializeanddeserializeobjectsusingthemarshmallowlibrary.Then,you'lllearnhowtoauthenticateandauthorizeusersusingFlask-JWT.You'llalsolearnhowtoenhanceyourAPIsbyaddingusefulfeatures,suchasemail,imageupload,searching,andpagination.You'llwrapupthewholebookbydeployingyourAPIstothecloud.Bytheendofthisbook,you'llhavetheconfidenceandskilltoleveragethepowerofRESTfulAPIsandPythontobuildefficientwebapplications.

·6.8萬字

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Learn Microsoft PowerApps

MicrosoftPowerAppsprovidesamodernapproachtobuildingbusinessapplicationsformobile,tablet,andbrowser.LearnMicrosoftPowerAppswillguideyouincreatingpowerfulandproductiveappsthatwilladdvaluetoyourorganizationbyhelpingyoutransformoldandinefficientprocessesandworkflows.StartingwithanintroductiontoPowerApps,thisbookwillhelpyousetupandconfigureyourfirstapplication.You’llexploreavarietyofbuilt-intemplatesandunderstandthekeydifferencebetweentypesofapplicationssuchascanvasandmodel-drivenapps,whichareusedtocreateappsforspecificbusinessscenarios.Inadditiontothis,you’lllearnhowtogenerateandintegrateappsdirectlywithSharePoint,andgainanunderstandingofPowerAppskeycomponentssuchasconnectorsandformulas.Asyouadvance,you’llbeabletousevariouscontrolsanddatasources,includingtechnologiessuchasGPS,andcombinethemtocreateaniterativeapp.Finally,thebookwillhelpyouunderstandhowPowerAppscanuseseveralMicrosoftPowerAutomateandAzurefunctionalitiestoimproveyourapplications.BytheendofthisPowerAppsbook,you’llbereadytoconfidentlydeveloplightweightbusinessapplicationswithminimalcode.

·8.1萬字

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計算機(jī)網(wǎng)絡(luò)基礎(chǔ)（第4版）

本書主要講解計算機(jī)網(wǎng)絡(luò)技術(shù)的相關(guān)知識，內(nèi)容涉及網(wǎng)絡(luò)技術(shù)的基礎(chǔ)理論以及網(wǎng)絡(luò)在社會生活中的典型應(yīng)用，基本上覆蓋了計算機(jī)網(wǎng)絡(luò)的重要知識點(diǎn)。全書分為10章，包括計算機(jī)網(wǎng)絡(luò)概述、數(shù)據(jù)通信基礎(chǔ)、計算機(jī)網(wǎng)絡(luò)體系結(jié)構(gòu)、計算機(jī)網(wǎng)絡(luò)硬件、安裝和設(shè)置網(wǎng)絡(luò)操作系統(tǒng)、Internet及其應(yīng)用、局域網(wǎng)組網(wǎng)技術(shù)、網(wǎng)絡(luò)安全及管理、網(wǎng)絡(luò)的維護(hù)與使用技巧以及無線網(wǎng)絡(luò)技術(shù)等知識。本書采用案例形式編寫，內(nèi)容由淺入深，每個章節(jié)后附有實(shí)訓(xùn)題目，以便學(xué)生練習(xí)鞏固所學(xué)知識。本書可作為中等職業(yè)學(xué)校“計算機(jī)網(wǎng)絡(luò)技術(shù)”課程的教材，也可作為初學(xué)者學(xué)習(xí)計算機(jī)網(wǎng)絡(luò)技術(shù)的自學(xué)參考書。

·12.7萬字

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NB-IoT原理和優(yōu)化

本書以NB-IoT網(wǎng)絡(luò)的原理和目前的應(yīng)用為出發(fā)點(diǎn)，通過大量的實(shí)例詳細(xì)介紹了NB-Iot網(wǎng)絡(luò)的基本原理、網(wǎng)絡(luò)結(jié)構(gòu)以及基站安裝、網(wǎng)絡(luò)維護(hù)、網(wǎng)絡(luò)優(yōu)化各項(xiàng)工作的要點(diǎn)與細(xì)節(jié)，最后重點(diǎn)闡述了NB-Iot在5G時代的發(fā)展，展望了后續(xù)5G時代NB-IoT的發(fā)展和應(yīng)用。本書適合NB-IoT網(wǎng)絡(luò)規(guī)劃設(shè)計、工程施工、維護(hù)人員閱讀，以及對NB-IoT技術(shù)感興趣的人員參考閱讀，也可以作為大專院校相關(guān)專業(yè)的輔導(dǎo)教材。

·17.5萬字

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路由交換技術(shù)與實(shí)踐

本書詳細(xì)介紹了常用的路由與交換技術(shù)，共分6個模塊，20個項(xiàng)目。本書相繼講解了路由器的基本配置、靜態(tài)路由、RIPv1/RIPv2、EIGRP、單區(qū)域OSPF、多區(qū)域OSPF、OSPF虛鏈路、路由重分布、VLAN、VLAN中繼、VLAN間路由、ACL、NAT、STP、EtherChannel、端口安全、路由器密碼恢復(fù)和IOS的備份與恢復(fù)等內(nèi)容。每個項(xiàng)目在梳理知識點(diǎn)的基礎(chǔ)上，分析需求并給出實(shí)施方案，在項(xiàng)目的結(jié)尾有項(xiàng)目小結(jié)和拓展訓(xùn)練，可幫助讀者總結(jié)和鞏固所學(xué)的內(nèi)容。

·8.1萬字

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網(wǎng)絡(luò)互聯(lián)技術(shù)（實(shí)踐篇）

《網(wǎng)絡(luò)互聯(lián)技術(shù)（實(shí)踐篇）》一書是從數(shù)百個來自企業(yè)的網(wǎng)絡(luò)工程項(xiàng)目中，篩選出54份典型網(wǎng)絡(luò)工程項(xiàng)目文檔整理而成。整理后的文檔成為教學(xué)中使用的標(biāo)準(zhǔn)實(shí)驗(yàn)、實(shí)訓(xùn)文檔，幫助讀者學(xué)習(xí)網(wǎng)絡(luò)專業(yè)實(shí)踐技術(shù)，了解企業(yè)真實(shí)工程項(xiàng)目的實(shí)施過程。全書包括交換網(wǎng)絡(luò)工程文檔12份、路由網(wǎng)絡(luò)工程文檔8份、網(wǎng)絡(luò)安全工程文檔13份、WLAN工程文檔9份、WAN網(wǎng)絡(luò)工程文檔6份，以及網(wǎng)絡(luò)設(shè)備系統(tǒng)升級和備份文檔6份。

·9.2萬字

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網(wǎng)絡(luò)互聯(lián)技術(shù)（理論篇）

本書介紹了構(gòu)建企業(yè)網(wǎng)絡(luò)工程項(xiàng)目過程中涉及的以太網(wǎng)、交換、路由、安全及無線局域網(wǎng)等方面的專業(yè)技術(shù)，具體包括網(wǎng)絡(luò)基礎(chǔ)協(xié)議、交換機(jī)安裝和調(diào)試、虛擬局域網(wǎng)（VLAN）、生成樹、靜態(tài)路由、動態(tài)路由、PPP、交換機(jī)端口安全、IPACL、NAT、WLAN及網(wǎng)絡(luò)規(guī)劃等內(nèi)容，可與《網(wǎng)絡(luò)互聯(lián)技術(shù)（實(shí)踐篇）》配套使用。

·18.6萬字

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