'Primitive type' diaporamas de présentation

Generics

Generics. Allow us to create a data structure regardless of the data type Generic methods and generic classes Array based lists Searching and sorting Wrapper and string classes - compareTo. Copy constructor. Clock c1 = new Clock(12,30,0); Clock c2 = new Clock(c1 ); Copy constructor

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Java Language

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Java Workshop Part #2

Java Workshop Part #2. Collection of Data and Abstract Data Type (ADT). Objectives. Useful Java Classes Learn about wrapper classes, String, DecimalFormat , Random Collection of Data Learn to write programs using arrays Learn to use generics and ArrayList class Abstract Data Type

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Searching & Sorting

Searching & Sorting. Searching. locating one record (object) from a collection search key unique vs duplicate outcomes found/not found simple vs exhaustive search internal vs external order significant step probe (checking key) simple O(n) best O(lg n) key comparison search.

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Topic 15 Indefinite Loops - While Loops

Topic 15 Indefinite Loops - While Loops. "If you cannot grok [understand] the overall structure of a program while taking a shower [e.g., with no external memory aids], you are not ready to code it." -Rich Pattis.

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Searching

Searching. Even if you do learn to speak correct English, whom are you going to speak it to? Clarence Darrow . Searching. locating one record (object) from a collection search key unique vs duplicate outcomes found/not found simple vs exhaustive search internal vs external

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Parameters

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IS F213 Object Oriented Programming

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Inheritance and Polymorphism

Inheritance and Polymorphism. Chapter 9. Polymorphism, Dynamic Binding and Generic Programming. public class Test { public static void main(String[] args) { m(new GraduateStudent()); m(new Student()); m(new Person()); m(new Object()); }

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Understanding Classes

Understanding Classes. CMSC 150: Lecture 17 . String Literals. " Wilco " String literal : a sequence of characters flanked by " Want to operate on the sequence E.g., pull out substrings, locate characters, etc. No primitive data type directly handles such sequences. Primitives.

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Analysis Modeling

Analysis Modeling. Static Modeling. Requirements analysis. Results in static and dynamic models Scenario models: use cases (static), swimlane diagrams (dynamic) Class diagrams (static) Flow oriented diagrams (dynamic)

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The Stack

The Stack. Research is what I'm doing when I don't know what I'm doing. Wernher Von Braun (1912-1977) . Container ADTs. container collection of objects list-oriented collections positional access relative to position e.g. list keyed collections have a key accessed by key

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Working with string

Working with string. In java Four classes are provided to work with String:1) String 2)String Buffer 3)String Tokenizer 4)String Builder

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Arrays: Comparison Shopping

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First tutorial

First tutorial.

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CSE373 Optional Section Java Collections

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Wrapper Classes

Wrapper Classes. i nts , doubles, and chars are known as primitive types , or built-in types . There are no methods associated with these types of variables.

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Standard Classes

Standard Classes. Classes we will discuss. Object String Wrapper Classes Double Integer Math. Object. Superclass to all other classes Methods toString () equals()

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Autoboxing

Autoboxing. A new feature in Java 5.0. Primitive types and classes. In Java we have primitive types boolean, char, byte, short, int, long, float, double The primitive types are not classes (but something more primitive) No methods, no constructors, no inheritance, etc.

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