book

Programming JavaScript Applications

by Eric Elliott

June 2014

Intermediate to advanced

254 pages

6h 2m

English

O'Reilly Media, Inc.

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IntroductionWho This Book Is ForWho This Book Is Not ForUnit TestingConventions Used in This BookSafari® Books OnlineHow to Contact UsThanks
Advantages of JavaScriptPerformanceObjectsSyntaxFirst-Class FunctionsEventsReusabilityThe Net ResultAnatomy of a Typical Modern JavaScript AppInfrastructureJSON: Data Storage and CommunicationNoSQL Data StoresRESTful JSON Web Services
Minimize Side EffectsFunction DefinitionNamed Function ExpressionsLambdasImmediately Invoked Function ExpressionsMethod ContextFunction.prototype.bind()Function ScopeHoistingClosuresMethod DesignNamed ParametersFunction PolymorphismMethod dispatchGenerics and Collection PolymorphismMethod Chaining and Fluent APIsFunctional ProgrammingStateless Functions (aka Pure Functions)Partial Application and CurryingAsynchronous OperationsCallbacksPromises and DeferredsConclusion
Classical Inheritance Is ObsoleteFluent-Style JavaScriptPrototypesDelegate PrototypesPrototype CloningThe Flyweight PatternObject CreationFactoriesPrototypal Inheritance with StampsConclusion
Principles of ModularityInterfacesThe Module PatternAsynchronous Module DefinitionPlug-InsNode-Style ModulesnpmES6 ModulesBuilding Client-Side Code with CommonJS, npm, Grunt, and BrowserifyDefining the AppFeature ImplementationBundling and DeploymentConclusion
Client-Side ConcernsModule ManagementGetting startedRegistration, loading, and renderingEventsEvent emittersEvent aggregatorsQueues and stacksChoosing the right event modelEvents by exampleModel View Controller/MV*Presentation and DOM ManipulationView eventsEvent delegationTemplatesWeb ComponentsServer-Side ConcernsGetting Started with Node and ExpressInstalling Node and ExpressOrganizing files in NodeNode librariesConfigurationExpressCreate your appRoutingMiddlewareLet it crashTemplatesNext stepsConclusion
AuthenticationPasswordsRainbow tablesPassword saltsBrute forceVariable time equalityStolen passwordsCredentialMultifactor AuthenticationKnowledge factorPossession factorInherence factorFederated and Delegated AuthenticationMozilla PersonaWebIDDelegated authenticationAuthorizationAuthorizing ApplicationsOAuth 2.0Conclusion
DebuggingServer OperationsSecurityAuditingBusiness AnalyticsViral FactorLogging ChecklistLogging RequestsLogging ErrorsSample Log OutputLogging Service AlertsLogging GoalsProfiling and InstrumentationLogging Client-Side EventsDeciphering DataConclusion
UsableFocusConsistencyUse common conventionsResourceful routingSelf-Describing: HypermediaAffordancesHATEOASHTML as an API Media TypeJadeJironResponsive APIsOptimizing for SpeedConclusion

Organizing FeaturesScale of a FeatureFeature GroupsLifespan of a FeatureDevelopmentStagingProduction TestingFeature RolloutDefault ActivationFull IntegrationImplementationConclusion
Conclusion
Example TestsQUnit PrimerCode QualityBest Practices Quick ReferenceIndentation: Be ConsistentUse SemicolonsBracket Placement: Right SideAvoid Name CollisionsAlways Use varUse One var Statement per FunctionAvoid Constant AbuseUse Functional Iterators When PossibleBe Careful with if StatementsAvoid Side EffectsDon’t Use switchDon’t Use eval()

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About the Author

Eric Elliott is a veteran of JavaScript application development. He is currently a member of the Creative Cloud team at Adobe. Previous roles include JavaScript Lead at Tout (social video), Senior JavaScript Rockstar at BandPage (an industry leading music app), head of client side architecture at Zumba Fitness (the leading global fitness brand), and several years as a UX and viral application consultant. He lives in the San Francisco bay area with the most beautiful woman in the world.