introduction to computer science and programming ppt

... is Computer Science? You might be surprised to learn that computer science is not the study of computers A famous computer scientist named Edsgar Dijkstra once quipped that computers are to computer ... turned a couple computer programming classes into a lucrative career option Computers are so commonplace in the business world today that the ability to understand and program computers might ... 2, 150 level 3, 151 top-level, 148 RAM (random access memory), random, 145 random library, 145 functions random, 145 randrange, 145 random numbers, 144 random walk, 159 randrange, 145 range,

Ngày tải lên: 25/03/2017, 17:07

... presentation Objectives, Brief Discussion Prerequisite Introduction and and Content to Lectures Conclusion This presentation summarizes the content and organization of lectures in module Image Processing and Computer Vision. Objectives The ... 10 related to Image Processing: well known techniques to enhancement images. ✦ 6, 7, 8 related to Computer Visions Image presentation (1) 1.1 Image capture, representation, and storage: digital ... compression Reasoning, facts and inference (1) - Moving from the standard IP approach to CV to make statement about the geometry of objects and allocate labels to them. - Enhancing by making

Ngày tải lên: 23/10/2015, 19:42

... bookboon.com Click on the ad to read more Introduction to Polymer Science and Technology To my parents (Rahmetullahi Aleyhima), to my wife, and to Mevlüde, Latifa and Melek, the apples of my eye ... to read more Introduction to Polymer Science and Technology Introduction PS – hard domain... safety at work introduce further demands to improve/modify existing polymers and ... eBooks at bookboon.com Introduction to Polymer Science and Technology Introductions Introduction 1.1 History of the development of polymers “Genius is one percent inspiration and ninety-nine percent

Ngày tải lên: 09/03/2016, 10:21

... standards to ensure consistency and uniformity a To evaluate the sustainability of an operation b To make changes in an operation or a system, standards are needed Reference: Introduction to Food Science ... https://findtestbanks.com/download/introduction-to-food-science-and-food-systems-2nd-edition-by-parker-pace-solution-manual/ Link full download test bank: https://findtestbanks.com/download/introduction-to-food-science-and-food-systems-2nd-edition-by-parker-pace-test-bank/ ... Equipment/Materials: Instructor: PowerPoint presentation equipment Student: paper, pencil References: Introduction to Food Science and Food Systems, Second Edition Trang 3I Introduction [Time Allocation:

Ngày tải lên: 28/02/2019, 16:32

... Trang 1   Chapter 7 Classes and Methods III: Static Methods and Variables Lecture Slides to Accompany An Introduction to Computer Science Using Java (2nd Edition) by S.N Kamin, ... a variable referring to the receiver of the message Trang 22   this – Chaining Constructors • “this” can be used to simplify constructor code by allowing one constructor to call another • We ... variables of the class type • To create instances of the class using constructors • To send messages to instances of the class by invoking class instance methods • To know the class public interface

Ngày tải lên: 11/01/2020, 18:40

... Java // code to read and display GIF image from file import java.awt.*; Import CSLib.*; … DrawingBox g = new DrawingBox(); … Toolkit tools = Toolkit.getDefaultToolkit(): Image mouse = tools.getImage(“C:/KMR/images/mouse.gif”); ... Trang 1   Chapter 6 Iteration Lecture Slides to Accompany An Introduction to Computer Science Using Java (2nd Edition) by S.N Kamin, D Mickunas, E Reingold Trang ... –1 to terminate”); // read first score score = in.readInt(); while ( score != -1 ) { i++; // insert code to process score // read next score score = in.readInt(); } Trang 14   Reading to

Ngày tải lên: 11/01/2020, 18:43

... Trang 1   Chapter 12 Inheritance and Exceptions Lecture Slides to Accompany An Introduction to Computer Science Using Java (2nd Edition) by S.N Kamin, D Mickunas, E ... infinite loop because toString( ) is interpreted as this.toString( ) public void toString() { String result = toString(); return (result + “:” + second); } • To make a call toString in the superclass ... e is used to signal the occurrence of an exception and return control to the calling method and e refers to an exception object 3 The statement try/catch allows the calling method to “catch”

Ngày tải lên: 11/01/2020, 18:45

... 14Recursion Lecture Slides to Accompany An Introduction to Computer Science Using Java (2nd Edition) by Trang 2Chapter PreviewIn this chapter we will: • introduce recursion as a programming technique ... method would be added to IntList public int length() { Trang 28Converting List to String• This method would be added to IntList public String toString() { String myValue = Integer.toString(value); ... would be added to IntList public IntList nth(int n) { Trang 30Adding Element to End of List• This method would be added to IntList public void addToEndM(int n) { Trang 32Adding Element to List in

Ngày tải lên: 11/01/2020, 18:46

... Slides to Accompany An Introduction to Computer Science Using Java (2nd Edition) by S.N Kamin, D Mickunas, E Reingold Trang 2Chapter Preview In this chapter we will: introduce event driven programming ... show how a program can respond to mouse events (e.g clicks and mouse movements) demonstrate how to implement a listener Interface show how mouse events can be used to build highly interactive ... labeled optional, itis not possible to be a complete Java programmer without understanding the AWT Trang 4Java Events Events are occurrences outside of the program to which the program must respond

Ngày tải lên: 11/01/2020, 18:47

... Trang 1   Chapter 5 Classes and Methods II Lecture Slides to Accompany An Introduction to Computer Science Using Java (2nd Edition) by S.N Kamin, D Mickunas, ... Reads and stores the hour and minute data String toString() Returns string version of time suitable for printing void setHour(int h) Sets hour to h void setMinute(int m) Sets minute to m int ... initialized to default values if no initializers are found – integers and doubles are initialized to 0 – characters are initialized to the null character (ASCII code 0) – booleans are initialized to

Ngày tải lên: 11/01/2020, 19:00

... public class TwoButtons extends Frame { Button redButton, blueButton; public TwoButttons() { super(“Two Buttons Frame”); redButton = new Button(“Red” ); blueButton = new Button(“Blue”); Trang ... possible to use inheritance to allow TwoButtons to become a frame tn Its own right ¢ Note that the UML diagram will show TwoButtons as a subclass of Frame ¢ You will need to use super ( )to set ... Frame(“Two Buttons Frame”); redButton = new Button(“Red” ); blueButton = new Button(“Blue”); Trang 7UML Notation The filled diamond represents composition This shows that the class TwoButtons contains

Ngày tải lên: 11/01/2020, 19:02

... Trang 1   Chapter 2 Classes and Methods I Lecture Slides to Accompany An Introduction to Computer Science Using Java (2nd Edition) byS.N Kamin, D Mickunas, E ... source listings to make things more readable • comments – lines beginning with two slashes // – single or multiple lines enclosed by /* */ – that allow the programmer to insert notes to help other ... programmer to insert notes to help other people understand the program • documentation – program comments and data files describing a program’s structure and behavior Trang 7   Program Elements – Part

Ngày tải lên: 11/01/2020, 19:06

... for storing large amounts of data • discuss common array operations • introduce algorithms for searching and sorting arrays • show how multiple images can be painted from an array to use in programming ... your application will need • If you guess too low, you will still run out of space • You do not need to use all the elements in an array (but total computer memory is finite) Trang 16   Trang ... • Swap A[0] and A[min] so A[0] contains the smallest element and A[1] A[n-1] not sorted • Now the smallest element among the elements A[1] A[n-1] and call it A[min] • Swap A[1] and A[min] so

Ngày tải lên: 11/01/2020, 19:27

... Trang 1Chapter 1 What is Programming? Lecture Slides to Accompany An Introduction to Computer Science Using Java (2nd Edition) by S.N Kamin, D Mickunas, ... needed in programming ¢ design an algorithm to solve a problem ¢ write a program to implement an algorithm ¢ discuss the importance of object-oriented programming * discuss some basics of computer ... interface and specifies the behavior of an object Trang 8Object-Oriented Programming and Java ¢ The use of OOP in Java Is pervasive — easy to create multiple objects of the same type — easy to create

Ngày tải lên: 11/01/2020, 19:29

... /, or % before + or – b Evaluate sequences of *, /, and % operators from left to right c Evaluate sequences of + and – operators from left to right Trang 12   Real Arithmetic Operations Symbol ... the type int is not infinitely large and it is possible to compute a value incorrectly because the value is too large to be stored in an int variable storage location • Unlike the real numbers ... Trang 1   Chapter 3 Fundamental Data Types of Java Lecture Slides to Accompany An Introduction to Computer Science Using Java (2nd Edition) byS.N Kamin, D Mickunas, E Reingold Trang

Ngày tải lên: 11/01/2020, 20:03

... Trang 1   Chapter 9 Nested Loops and Two-Dimensional Arrays Lecture Slides to Accompany An Introduction to Computer Science Using Java (2nd Edition) by S.N Kamin, D Mickunas, ... Row Totals double [] yearTotals = new double[ROWS]; for (y = 0; y < ROWS; y++) { // compute total for year y yearTotals[y] = 0.0; for (s =0; s < COLS; s++) yearTotals[y] = yearTotals[y] ... ***** Trang 8   Two-Dimensional Arrays • Declaration similar to one dimensional arrays • Need to specify both the number of rows and columns during allocation • Example: final int COLS = 6,

Ngày tải lên: 11/01/2020, 20:21

... Trang 1Chapter 15Text Processing and File Input/Output Lecture Slides to Accompany An Introduction to Computer Science Using Java (2nd Edition) by S.N Kamin, D Mickunas, ... StringBuffer class • show how files can be read and written • discuss how to handle file input and output exceptions • demonstrate how to perform console input and output Trang 3• Java provides a number ... Java provides constructors for each class • The StringBuffer class also contains a ToString method to allow easier output Trang 5Sequential Files• Files are stored are stored on disks • In this

Ngày tải lên: 11/01/2020, 20:25

... Trang 1Chapter 10Classes and Methods IV: Static Methods and Variables Lecture Slides to Accompany An Introduction to Computer Science Using Java (2nd Edition) by S.N Kamin, ... as a message to an object • The class method f in the class C is invoked using the notation f.C( … ) • It has no receiver and cannot refer to instance variables • It can refer to and manipulate ... will: • introduce class variables and class methods – class variables have only one instance and are not contained in any object – class methods have no receiver and can only access class variables

Ngày tải lên: 11/01/2020, 20:29

... standard reports, report writers, SQL query syntax, long query times, and report printouts. Topic Objective To connect to an OLAP cube by using a PivotChart. Lead-in We just saw how to ... you to connect to the proper cube source. Perform the steps outlined in the student notes to demonstrate to users the power of OLAP. Module 1: Introduction to Data Warehousing and OLAP ... Product_Dim Product_Dim Product_Dim ProductKey ProductKey ProductID ProductID Customer_Dim Customer_Dim Customer_Dim CustomerKey CustomerKey CustomerID CustomerID Shipper_Dim Shipper_Dim Shipper_Dim ShipperKey ShipperKey ShipperID ...

Ngày tải lên: 21/12/2013, 19:15

... puts your key into a list (similar to certificate storage) and you choose from that list when you are going to encrypt a message to send to that person. Of course, you need to make sure that ... that Taylor and Hecht report that VPN technology is expected to expand 300-1000% by 2003 (Taylor and Hecht). 3 - 1 Encryption and Exploits - SANS ©2001 1 Introduction to VPNs, PKI, and PGP Security ... Diffe-Hellman/DSS is an older public key cryptography method with the “DSS” added later. The DSS stands for Digital Signature Standard, and was added to Diffie-Hellman to prevent man-in-the-middle attacks. Briefly,...

Ngày tải lên: 17/01/2014, 07:20