object oriented methodology applying the

... narrow the enquiry to one of the areas available Although the system may request specific information (as in the turn above), the user may supply rather more than this Using the heuristics of the ... (here the Travel Expert), the system analyses the supplied information, to try to establish the context of the transaction, and then to process the transaction within that context Again, the system ... not only the status of the individual attribute but also of the other attributes in the overall enquiry concept Following invocation of the rules, the system intention parameter of the attribute...

Ngày tải lên: 24/03/2014, 03:20

... for the object- oriented development community The UML has become the de facto standard object- oriented notation The UML is designed for discussing object- oriented design Its ability to show objects ... press to get the object to what you need, and what the lights mean about the status of the object The details of how the box is put together inside are irrelevant while you are using the box What ... encapsulated objects can respond to messages and send their own messages to others objects in response Objects in the system interact via well-defined messages with other objects in the system Object...

Ngày tải lên: 22/08/2013, 14:52

... program then creates instances of the class, in the form of an object • Objects can collaborate with each other, by calling each other’s methods • The data in an object is encapsulated - only the object ... wouldn’t be the end of the world if the receipt wasn’t dispensed Apply the rule to the other Use Cases, and you’ll find that really, none of them describe the goal of the user The goal of the user ... convert them into software objects In other words, Object Orientation is a better abstraction of the Real World In theory, this means that if the problem changes (ie the requirements change, as they...

Ngày tải lên: 10/12/2013, 14:16

... for the object- oriented development community The UML has become the de facto standard object- oriented notation The UML is designed for discussing object- oriented design Its ability to show objects ... press to get the object to what you need, and what the lights mean about the status of the object The details of how the box is put together inside are irrelevant while you are using the box What ... encapsulated objects can respond to messages and send their own messages to others objects in response Objects in the system interact via well-defined messages with other objects in the system Object...

Ngày tải lên: 20/12/2013, 21:16

... /foo/bar/index.php The method then gets the highest directory in the path, also the current directory, which in this case would be bar Then it explodes the path and puts all of the pieces into the $dirs ... reference, they never addressed the core of the problem: Objects and other types of values are not created equal, therefore, Objects should be passed around by reference unless stated otherwise The ... be objects, but rather, object handles, let’s say and respectively These integer handles point to slots in some global objects table where the actual objects sit When we send them to wed(), the...

Ngày tải lên: 17/01/2014, 18:20

... The behavior of objects may be implemented with only partial knowledge of the object structure The Demeter Method is not yet another object- oriented method it enhances and complements other object- oriented ... viewpoints on the same object Adaptive object- oriented programming allows programs to be written in a way that makes them less brittle in the face of such changes Adaptive object- oriented programming ... implementing the behavior of the objects The reader will learn how class dictionaries and propagation patterns are translated to C++ Translation to other languages that support the object- oriented...

Ngày tải lên: 16/02/2014, 19:20

... The behavior of objects may be implemented with only partial knowledge of the object structure The Demeter Method is not yet another object- oriented method it enhances and complements other object- oriented ... viewpoints on the same object Adaptive object- oriented programming allows programs to be written in a way that makes them less brittle in the face of such changes Adaptive object- oriented programming ... implementing the behavior of the objects The reader will learn how class dictionaries and propagation patterns are translated to C++ Translation to other languages that support the object- oriented...

Ngày tải lên: 23/03/2014, 00:20

... message to that object The object that receives the message is called the receiver, and the set of actions taken by the receiver constitutes the method The features of the object- oriented approach ... you can so by putting together several components or parts These components or parts are analogous to objects in the object- oriented methodology The object- oriented methodology in software development ... refer to the subsequent chapters If a car collides against an object, the behavior of the car after the collision will depend on the speed of the car and nature of the object that hit the car...

Ngày tải lên: 01/08/2014, 09:21

... the objects in your database In this example, an object view was queried to illustrate that the queries can access either column objects or row objects You can then select the attributes of the ... from the MAKE_REF function, pointed to a pkOID value in the CUSTOMER_OV object view The CUSTOMER_OV object view returned the record whose pkOID matched the referenced value The DEREF function then ... CUSTOMER_TY The next part of the create view command tells the database how to construct OID values for the rows in CUSTOMER The with object identifier clause is followed by the column to use for the...

Ngày tải lên: 07/08/2014, 14:20

... Comments Weather station Report Weather data collection system, Weather station The weather station sends a summary of the weather data that has been collected from the instruments in the collection ... system The basic interface of the weather station to its environment It therefore reflects the interactions identified in the use-case model Weather data • Encapsulates the summarised data from the ... operate on that state The state is represented as a set of object attributes The operations associated with the object provide services to other objects (clients) which request these services when...

Ngày tải lên: 14/09/2012, 11:27

... by the rank of the page The rank typically expresses the quality of the web page related to the query We assume that the result R = {p1, p2, … , pk} where pl is a returned web page Therefore, the ... particular, the main objectives of the thesis are: - To give insight into object search problem, its motivation, some well-known object search systems and define the challenges which are required for these ... overcoming the shortcoming of this current search engine for finding object on the web The thesis presents an investigation into the problem of searching for object, plausible solutions related to the...

Ngày tải lên: 23/11/2012, 15:04

... and then designing the system to meet these objectives The objectives are set in such a way that if they are met, all the stakeholders will be happy Also, since there is no need to exceed the objectives, ... all over the system This idea is the root of the object- oriented (OO) paradigm which, by the 1990s, had become accepted as the best way to organize most systems Definition: The object- oriented ... the object- oriented and procedural paradigms In the procedural paradigm (shown on the left), the code is organized into procedures that each manipulate different types of data In the object- oriented...

Ngày tải lên: 18/08/2013, 14:35

... used in the final program For example, I can model cheese as an object pretty much in isolation from the other objects, and then combine it with the beans, the chips, the jalapeños, and the oven ... dispense with the concept of “microwave oven” altogether All I really need is the guts of the oven Then, in the recipe, I put the instructions to make it work: “Put nachos in the box Connect the red ... Support Object- Oriented Concepts? Okay, how does C# implement object- oriented programming? In a sense, this is the wrong question C# is an object- oriented language; however, it doesn’t implement object- oriented...

Ngày tải lên: 04/10/2013, 21:20

... printfn "myObject.state = %i, myObject.otherState = %i" myOtherObject.state myOtherObject.otherState The results of this example, when compiled and executed, are as follows: myOtherObject.state ... printfn "myObject.state = %i, myObject.otherState = %i" myOtherObject.State myOtherObject.OtherState Classes and Methods The previous two sections gave you the basics of putting together a class ... printfn "myObject.state = %i, myObject.otherState = %i" myObject.state myObject.otherState The results of this example, when compiled and executed, are as follows: myObject.state = 0, myObject.otherState...

Ngày tải lên: 05/10/2013, 10:20

... represent the object s knowledge It would then be much harder to change the internal representation of the object in the future, because we’d have to find all the pieces of code that access the attributes ... other For example, consider a car, a driver, a passenger and another passenger When the driver and the two passengers are in the car, they’re associated: they all go in the same direction, they ... depends on the interface of the baker and a baker that depends on the interface of the customer – changing one object would mean changing the other object too, a maintenance nightmare Contrast the design...

Ngày tải lên: 09/12/2013, 19:15

... individual objects that work together to form a larger object, the car.” None of these parts actually know the inner workings of the other parts, and yet they work (or should work) together seamlessly ... pieces called objects These objects form the building blocks of objectoriented applications, and when designed properly they help form a solid framework on which to build your project The scoop with ... values The progression from classes to objects to objects with unique properties is the essence of OOP Encapsulation: Hiding the details When you get into your car, you turn the key, the car...

Ngày tải lên: 10/12/2013, 05:15

... “without-identity” outcome, the waiter goes to the kitchen and tells the chef the name of the dish, and the chef then cooks another copy of that dish by using another set of the same ingredients The concept ... between objects at the object level Instead of describing the interest rate many times at the object level, describe the interest rate once at the class level When you define the interest rate at the ... built 12 Module 7: Essentials of Object- Oriented Programming Object- Oriented Programming Object- oriented programming arose to alleviate these problems Object- oriented programming, if understood...

Ngày tải lên: 10/12/2013, 16:16

... four_sides, of the type Rectangle This intrinsic construction is possible because all the expected components of the type were supplied If all the components are not supplied, then the object cannot ... different, but related object classes The above concepts are those essential to object oriented design and OOP In the later sections we will demonstrate by example F90 implementations of these concepts ... shown in Figure on page Each class shown has the data types and specifications to define the object and the functionality to compute their respective areas The operator % is employed to select specific...

Ngày tải lên: 12/12/2013, 21:16

... is the way objects and their properties are handled Take the following line of code: $objectB = $objectA; In PHP and 4, this makes a copy of $objectA and stores it as $objectB Both objects then ... remain the same person To make a copy of an object since PHP 5, you need to use the clone keyword like this: $objectB = clone $objectA; The clone keyword is used only with objects All other variables ... line of database code With the object- oriented approach, the only changes you need to make are the connection details and instantiating a MySQL object instead of a SQLite object, or vice versa As...

Ngày tải lên: 12/12/2013, 22:15