'Java lang' diaporamas de présentation

COP 3503 FALL 2012 Shayan Javed Lecture 4

COP 3503 FALL 2012 Shayan Javed Lecture 4. Programming Fundamentals using Java. Inheritance. Derive new classes ( subclass ) from existing ones ( superclass ). Only the Object class ( java.lang ) has no superclass Every class = subclass of Object . Inheritance.

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The AP Java Subset

The AP Java Subset. Topics. A Topics. Primitive Types. int double boolean. Operators. +, -, *, /, % ++, -- = +=, -=, *=, /=, %= ==, !=, <, >, <=, >= &&, ||, !. Numeric Casts . (int) (double). String Concatenation . +

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Methods

Methods. Called functions or procedures in other languages Modularize programs by separating its tasks into self-contained units Prevent repeating code. static Methods. static method (or class method) Applies to the class as a whole instead of a specific object of the class

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Object-Oriented Programming 95-712 C

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Chapter 21

Chapter 21. Generics. Motivation. Many algorithms, containers, and methods can be implemented the same way independent of the data processed The code can be written to process superclass types, or even the Object type, but a lot of casting and type checking is required

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OOI Cyberinfrastructure Overview of the Governance Architecture 09 Jan 2014

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Macho: Programming With Man Pages

Macho: Programming With Man Pages. Anthony Cozzie , Murph Finnicum , Sam King University of Illinois at Urbana-Champaign. Programming is hard!. Extreme Detail Extreme Precision. Lots of Automated Tools. Static Analysis Coverity Code Snippet search engines

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Java Threads, I

Java Threads, I. Mt Hebron CS Club http://mthcompsci.wordpress.com/ Nov 2013. Fundamental Idea. Processes L arge, serialized, and have their own data storage Have you ever asked yourself : How can we run two things at once in Java? (This is a fair bit complex!)

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More Java: Encapsulation, Getters, Setters, Anonymous Class

More Java: Encapsulation, Getters, Setters, Anonymous Class. Java Packages. Provide a mechanism for grouping related types together in a universally unique namespace. java.lang Java.util How to name a package? Domain name reversed Ex. domain android.com will be package com.android

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CS 211 Interfaces, Exceptions

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Exceptions and Exception Handling

Exceptions and Exception Handling. Carl Alphonce CSE116. Topic overview. Exceptions and exception handling What are exceptions? When should you use exceptions? Details How are exceptions generated (thrown)? How are exceptions handled (caught)? Runtime exceptions vs. other exceptions .

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The List

The List. If A is success in life, then A equals x plus y plus z. Work is x; y is play; and z is keeping your mouth shut. Albert Einstein, Observer, Jan. 15, 1950. List. most general of list-oriented collections

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THREADS

THREADS. Read from SCJP Book Chapter on Threads Uploaded on Wikispaces. Typical Scenario.

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Java Exceptions

Java Exceptions. Types of exceptions.

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Greeps

Greeps. A programming Competition. Greeps. Description Greeps Scenario (a .zip file) Project 1 : modify the Greeps class to increase your score in the competition On-line hint Greeps.java. Methods Provided. Creature class. Actor class getIntersectingObjects

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RMI-IIOP and JNDI

RMI-IIOP and JNDI. Celsina Bignoli bignolic@smccd.net. Java RMI-IIOP. Java Remote Method Invocation over Internet Inter-ORB Protocol Mechanism that allows objects to communicate across a network Special version of RMI, compliant with CORBA Uses java.rmi and javax.rmi packages.

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Introduction to Android

Introduction to Android. What is Android?. Android is a mobile operating system. A modified version of Linux Google bought Android from another company in 2005 Android is open source Android comes in several versions Some versions are for Smart Phones

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