chapter 13 modern modular javascript design patterns
Tài liệu Learning JavaScript Design Patterns doc
... these patterns in more detail in the section ‘Categories of Design Patterns In this book, we will take a look at a number of popular JavaScript design patterns and explore why certain patterns ... Anti -Patterns 13 Categories Of Design Pattern 15 Creational Design Patterns Structural Design Patterns ... Design Patterns Behavioral Design Patterns 15 16 16 Design Pattern Categorization 17 A brief note on classes 17 JavaScript Design Patterns ...
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Pro JavaScript Design Patterns ppt
... 11/16/07 1:05 PM Page i ™ Pro JavaScript Design Patterns Ross Harmes and Dustin Diaz www.it-ebooks.info 908Xch00FM.qxd 11/16/07 1:05 PM Page ii Pro JavaScript Design Patterns Copyright © 2008 by ... website, http://jsdesignpatterns.com, and at the Apress website, http://www.apress.com Contacting the Authors You can contact the authors at dustin@jsdesignpatterns.com and ross@jsdesignpatterns.com ... creative in how design patterns are applied to your code There are three main reasons why you would want to use design patterns in JavaScript: Maintainability: Design patterns help to keep your...
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apress pro javascript design patterns
... website, http://jsdesignpatterns.com, and at the Apress website, http://www.apress.com Contacting the Authors You can contact the authors at dustin@jsdesignpatterns.com and ross@jsdesignpatterns.com ... that we can build upon to implement specific design patterns The second part deals with specific design patterns and how they can be used in the JavaScript language We took great pains to make ... topic, and we devote Chapter to it Design Patterns in JavaScript In 1995, Erich Gamma, Richard Helm, Ralph Johnson, and John Vlissides published a book titled Design Patterns This book catalogs the...
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Pro JavaScript™ Design Patterns pdf
... website, http://jsdesignpatterns.com, and at the Apress website, http://www.apress.com Contacting the Authors You can contact the authors at dustin@jsdesignpatterns.com and ross@jsdesignpatterns.com ... that we can build upon to implement specific design patterns The second part deals with specific design patterns and how they can be used in the JavaScript language We took great pains to make ... topic, and we devote Chapter to it Design Patterns in JavaScript In 1995, Erich Gamma, Richard Helm, Ralph Johnson, and John Vlissides published a book titled Design Patterns This book catalogs the...
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Pro JavaScript Design Patterns 2008 phần 1 docx
... website, http://jsdesignpatterns.com, and at the Apress website, http://www.apress.com Contacting the Authors You can contact the authors at dustin@jsdesignpatterns.com and ross@jsdesignpatterns.com ... that we can build upon to implement specific design patterns The second part deals with specific design patterns and how they can be used in the JavaScript language We took great pains to make ... topic, and we devote Chapter to it Design Patterns in JavaScript In 1995, Erich Gamma, Richard Helm, Ralph Johnson, and John Vlissides published a book titled Design Patterns This book catalogs the...
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Pro JavaScript Design Patterns 2008 phần 2 pps
... becomes most beneficial when you start implementing complex systems using design patterns It might seem like interfaces reduce JavaScript s flexibility, but they actually improve it by allowing your ... superclass In JavaScript, this is not the case If you are creating a class that might be subclassed later, it is best to stick to one of the fully exposed patterns More Advanced Patterns Now that ... Patterns Now that you have three basic patterns at your disposal, we’ll show you a few advanced patterns Part of this book goes into much more detail about specific patterns, but we will take an introductory...
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Pro JavaScript Design Patterns 2008 phần 3 docx
... author = []; author[0] = new Author('Dustin Diaz', [ 'JavaScript Design Patterns' ]); author[1] = new Author('Ross Harmes', [ 'JavaScript Design Patterns' ]); author[1].getName(); author[1].getBooks(); ... 'Dustin Diaz'; author[0].books = [ 'JavaScript Design Patterns' ]; author[1] = clone(Author); author[1].name = 'Ross Harmes'; author[1].books = [ 'JavaScript Design Patterns' ]; author[1].getName(); ... class that needs it: augment(Author, Mixin); var author = new Author('Ross Harmes', [ 'JavaScript Design Patterns' ]); var serializedString = author.serialize(); Here we augment the Author class...
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Pro JavaScript Design Patterns 2008 phần 4 pptx
... Used? When used for namespacing and modularizing your code, the singleton pattern should be used as often as possible It is one of the most useful patterns in JavaScript and has its place in almost ... the most fundamental patterns in JavaScript Not only is it useful by itself, as we have seen in this chapter, but it can be used in some form or another with most of the patterns in this book ... that JavaScript libraries offer, and take it from there The fundamentals that you will find in nearly all JavaScript libraries are shown in Table 6-1 Table 6-1 The Common Features Found in Most JavaScript...
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Pro JavaScript Design Patterns 2008 phần 5 potx
... they’re probably one of the most underused patterns Of all patterns, this is the simplest to start putting into practice immediately If you’re building a JavaScript API, this pattern can be used ... code, embedded in a web page, is in the Chapter code examples on the book’s website, http://jsdesignpatterns.com/ Benefits of the Factory Pattern The main benefit to using the factory pattern is ... comes to event-driven programming, which is a style that is used often in JavaScript If you’re just entering the world of JavaScript API development, you’re most likely going to be creating a lot...
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Pro JavaScript Design Patterns 2008 phần 7 ppsx
... creating subclasses This pattern is well-suited to JavaScript (as you will see later in the chapter with dynamic interfaces) because typical JavaScript code does not rely heavily on the types ... looks very similar to how the composite pattern works; we cover the differences between the two patterns in the section “The Decorator Pattern vs the Composite Pattern.” The BicycleDecorator class ... decorator, such as BicycleDecorator, can even be thought of as a simple composite How then the two patterns differ? The composite is a structural pattern used to organize many sub-objects into one...
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Pro JavaScript Design Patterns 2008 phần 8 doc
... proxy is difficult to translate to JavaScript for two reasons The first is that it isn’t likely that a typical JavaScript run-time will be persistent Most JavaScript environments exist within ... probably the most useful type of proxy to JavaScript programmers Let’s briefly go over the other types and explain why they aren’t as applicable to JavaScript A remote proxy is used to access ... to JavaScript programmers because it can be used to reduce the number of memory-intensive DOM elements that you need to manipulate on a page By using it in conjunction with organizational patterns, ...
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Pro JavaScript Design Patterns 2008 phần 9 pps
... greater modularity in passing the action from object to object In the next few sections, we discuss the structure of the command pattern and give several examples of how it can be used in JavaScript ... persistent Java virtual machine and passes along any method calls This isn’t possible in client-side JavaScript, but the remote proxy can be very useful for encapsulating a web service written in another ... access to a class or object that is expensive to create or maintain This can be very helpful in JavaScript, where the end user’s browser may only have a limited amount of memory with which it...
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Pro JavaScript Design Patterns 2008 phần 10 pptx
... 10:32 AM Page 265 ■INDEX deliver method, 219 dependencies, hard-coded, 249 dequeue, 114 design patterns See patterns DHTML, 144–145 dialog boxes, flyweight pattern for, 190–192 directory lookup ... relationships, 128 isHighLatency method, 104 _isInitialized method, 211–212 isOffline method, 104 J JavaScript design patterns, 9–10 emulating interfaces in, 14–18 encapsulation in, 40 event listeners and, ... with comments, 14–15 drawbacks of using, 12 emulating, in JavaScript, 14–18 implementation for book, 18 importance of, 11 in Java, 13 patterns relying on, 23 in PHP 13–14 , role of, in information...
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Javascript bible_ Chapter 13
... associated with JavaScript, valid JavaScript security concerns on some browser versions, and the fact that some firewalls try to filter JavaScript lines from incoming HTML streams All JavaScript- capable ... JavaScript 1.0 browsers } // > JavaScript 1.1 ... acknowledge additional versions of JavaScript or, in the case of Internet Explorer, other languages For example, the JavaScript interpreter built into Navigator knows the JavaScript 1.1 version of the...
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New Products Management -CHAPTER 13 DESIGN - CHAPTER 13 DESIG pot
... of Design to the New Products Process Figure 13.1 Principles of Universal Design Figure 13.2 Equitable Use: The design is useful to people with varied abilities Flexibility in Use: The design ... with vendors Computer-Aided Design (CAD) Greatly accelerates the design step and allows assessment of multiple possible designs without building expensive prototypes Design for Manufacturability ... Development (New York: Wiley, 2002), pp 297-326 Range of Leading Design Applications Figure 13.3 Purpose of Design Item Being Designed Aesthetics Ergonomics Function Manufacturability Servicing...
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Structure and Function in Agroecosystem Design and Management - Chapter 13 ppt
... 920103_CRC20_0904_CH13 276 1/13/01 11:10 AM Page 276 STRUCTURE AND FUNCTION IN AGROECOSYSTEMS DESIGN AND MANAGEMENT INTRODUCTION Pesticides play a major role in controlling insect pests and ... 920103_CRC20_0904_CH13 278 1/13/01 11:10 AM Page 278 STRUCTURE AND FUNCTION IN AGROECOSYSTEMS DESIGN AND MANAGEMENT Table 13.1 Half-lives of Pesticides in Upland Soil (A) (B) (C) (D) alloxydim(H) ... while 920103_CRC20_0904_CH13 280 1/13/01 11:10 AM Page 280 STRUCTURE AND FUNCTION IN AGROECOSYSTEMS DESIGN AND MANAGEMENT fat-soluble chemicals are adsorbed into soil, making it difficult for microorganisms...
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Modern Analytical Cheymistry - Chapter 13 pot
... reaction by suddenly changing the reaction conditions stopped flow A kinetic method of analysis designed to rapidly mix samples and reagents when using reactions with very fast kinetics Quantitative ... based on reaction 13.9, has achieved sampling rates of 3000 determinations per hour.6 A variety of designs have been developed to automate kinetic analyses.6 The stopped-flow apparatus, which is ... costs, however, may be fairly high because an automated analysis requires a dedicated instrument designed to meet the specific needs of the analysis When handled manually, chemical kinetic methods...
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Digital design width CPLD Application and VHDL - Chapter 13 pot
... address lines are designated by A and the data lines by DQ The dual notation DQ indicates that these lines are used for both input (D) and output (Q) data, using the conventional designations of ... cheaply to data stored in an EPROM Later, when the design is complete, a mask ROM version can be prepared for mass production Alternatively, if the design will be produced in small numbers, the ROM ... locations For large memories, with capacities of thousands or millions of bits, we use the shorthand designations K or M as prefixes for large binary numbers The prefix K is analogous to, but not the...
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Visual Basic 2005 Design and Development - Chapter 13 doc
... developers to mentally review the design Often, reformulating the design in documentation can help developers discover unanticipated problems, and it can lead to a better design Sometimes large projects ... As system and other high-level designs are written, they are added to the body of documentation Use cases, Unified Modeling Language (UML) diagrams, lower-level design, and other development documents ... example, I’ve worked on simple projects designed for two or three users where the user manual was good enough for training I’ve also worked on projects designed for use with several hundred users...
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