What's the best approach for developing an application with JavaScript? This book helps you answer that question with numerous JavaScript coding patterns and best practices. If you're an experienced developer looking to solve problems related to objects, functions, inheritance, and other language-specific categories, the abstractions and code templates in this guide are ideal—whether you're using JavaScript to write a client-side, server-side, or desktop application.Written by JavaScript expert Stoyan Stefanov—Senior Yahoo! Technical and architect of YSlow 2.0, the web page performance optimization tool—JavaScript Patterns includes practical advice for implementing each pattern discussed, along with several hands-on examples. You'll also learn about anti-patterns: common programming approaches that cause more problems than they solve.Explore useful habits for writing high-quality JavaScript code, such as avoiding globals, using single var declarations, and moreLearn why literal notation patterns are simpler alternatives to constructor functionsDiscover different ways to define a function in JavaScriptCreate objects that go beyond the basic patterns of using object literals and constructor functionsLearn the options available for code reuse and inheritance in JavaScriptStudy sample JavaScript approaches to common design patterns such as Singleton, Factory, Decorator, and moreExamine patterns that apply specifically to the client-side browser environment заказать книгу "JavaScript. Шаблоны" в магазине Balka-book Chapter 1 IntroductionPatternsJavaScript: ConceptsECMAScript 5JSLintThe ConsoleChapter 2 EssentialsWriting Maintainable CodeMinimizing Globalsfor Loopsfor-in Loops(Not) Augmenting Built-in Prototypesswitch PatternAvoiding Implied TypecastingAvoiding eval()Number Conversions with parseInt()Coding ConventionsNaming ConventionsWriting CommentsWriting API DocsWriting to Be ReadPeer ReviewsMinify…In ProductionRun JSLintSummaryChapter 3 Literals and ConstructorsObject LiteralCustom Constructor FunctionsPatterns for Enforcing newArray LiteralJSONRegular Expression LiteralPrimitive WrappersError ObjectsSummaryChapter 4 FunctionsBackgroundCallback PatternReturning FunctionsSelf-Defining FunctionsImmediate FunctionsImmediate Object InitializationInit-Time BranchingFunction Properties—A Memoization PatternConfiguration ObjectsCurrySummaryChapter 5 Object Creation PatternsNamespace PatternDeclaring DependenciesPrivate Properties and MethodsModule PatternSandbox PatternStatic MembersObject ConstantsChaining Patternmethod() MethodSummaryChapter 6 Code Reuse PatternsClassical Versus Modern Inheritance PatternsExpected Outcome When Using Classical InheritanceClassical Pattern #1—The Default PatternClassical Pattern #2—Rent-a-ConstructorClassical Pattern #3—Rent and Set PrototypeClassical Pattern #4—Share the PrototypeClassical Pattern #5—A Temporary ConstructorKlassPrototypal InheritanceInheritance by Copying PropertiesMix-insBorrowing MethodsSummaryChapter 7 Design PatternsSingletonFactoryIteratorDecoratorStrategyFacadeProxyMediatorObserverSummaryChapter 8 DOM and Browser PatternsSeparation of ConcernsDOM ScriptingEventsLong-Running ScriptsRemote ScriptingDeploying JavaScriptLoading StrategiesSummaryColophon