... secPerMonth =30 .5*secPerDay; secPerYear=12*secPerMonth; secondConversion=[secPerYear secPerMonth secPerDay secPerHour secPerMin 1]; » currentTime=clock; » elapsedTime=currentTime-start; » t=secondConversion*elapsedTime'; ... a=x(2 :3) ; a=[ 13 5]; » b=x(1:end-1); b=[12 13 5]; Matrix Indexing • Matrices can be indexed in two ways using subscripts (row and column) using linear indices (as if matrix is a vector) • Matrix indexing: ... Getting Started Scripts Making Variables Manipulating Variables Basic Plotting Scripts: Overview • Scripts are collection of commands executed in sequence written in the MATLAB editor saved as MATLAB...
... data1 function2 data2 function3 Object-oriented concept object1 object2 Properties Properties Capacities Capacities OBJECT-ORIENTED PROGRAMMING ■ ᮀ Traditional Procedural ProgrammingIn traditional, ... class defines a certain object type by defining both the properties and the capacities of the objects of that type Objects communicate by sending each other “messages,” which in turn activate ... object representing an account in a program will have properties and capacities that are important for account management OOP objects combine data (properties) and functions (capacities) A class...
... smith@uscChapter 134 5 .3 SMTP isif.arpa to jones@bbn-unix.arpa “S” indicates a transmission from server to client, and C indicates a client-to-server transaction S: C: S: C: S: C: S: C: C: C: C: C: ... toHex(colorDialog.Color.B) Dim doc As HTMLDocument = CType(WebBrowser.Document, _ HTMLDocument) Dim selection As Object = doc.selection.createRange() doc.execCommand("ForeColor",False,colorCode) (CType(selection, ... textbox could then be modified from code by accessing the tbText object In classic ASP, the only way to achieve such an effect would be to include code within the textbox declaration, such as
... class Object{ d) class Object{ static void main(){} public static Main(){} } } e) class Object{ b) class Object{ static void Main(){}; static void Main(){} } } c) Class Object{ static void Main(){} ... d) interact with the operating system Which of the following is a correct statement to declare the class “MyClass”? a) Class myclass c) class MyClass b) class Myclass d) Class MyClass Which of ... program cannot compile because the for statement’s syntax is incorrect using System; class Test { static void Main() { int @Main; int[] Static= new int [3] ; @Main =100*Static[1]; Console.WriteLine(@Main);...
... an int data type of a property Which of the following is the correct syntax for declaring an indexer a) protected int this[int var1] c) public int this(int var1) b) public int classname[int index] ... (myObjectType) d) In C# , Object cannot be instantiated at run time but a method of a class can be invoked [2.5] 1 93 using System.Reflection; using System; class Reflect { public int i=20; public char ch='a'; ... namespace b) System namespace d) a nested namespaces 132 The namespace contains all code required to interact with the including the console output a) IO c) Class d) Namespace b) System 133 When...
... [1.0] “MyClass” a) Class myclass b) class Myclass 38 c) class MyClass d) Class MyClass Which of the following is a valid variable in C# ? a) c) _Class b) 39 Class Class d) @class Basic input and ... Book { int num1=1; int num2; public static void Main(){ int num3 =3; Console.WriteLine(num1+num2+num3r); } } a) [2.5] c) The code does not compile because static method cannot access nonstatic variables ... Which of the following are correct statements for implementing an abstract class a) public abstract void class ClassA [1.0] c) abstract public ClassA b) public abstract class ClassA 105 Which...
... the code into several files: main .c, dict .c, and dict.h The contents of these files are described briefly below main .c: dict .c: #include #include #include "dict.h" int main() ... access the global variable the dictionary from main .c, as well as from dict .c However, due to the header file’s inclusion in both source documents, the variable gets declared in both places, creating ... directly In order to prevent direct access, the dictionary should be declared with the static keyword in dict .c (c) Congratulations! You’re done and ready to compile your code Write the command...
... connect"); close(fd); continue; } } 23 Accepting Connections #include #include int connfd; struct sockaddr _in cliaddr; socklen_t cliaddrlen = sizeof(cliaddr); connfd ... (cliaddr) 24 Accepting Connections • A TCP/IP server may have multiple connections outstanding • • • Can accept() connections one at a time, handling each request in series Can accept() connections ... either struct sockaddr _in or • Cast it to a struct sockaddr before calling the socket routines struct sockaddr _in6 struct sockaddr _in addr; // Fill in addr here if (bind(fd, (struct sockaddr *)...
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... m_socListener.Bind( ipLocal ); //start listening m_socListener.Listen (4); // create the call back for any client connections m_socListener.BeginAccept(new AsyncCallback ( OnClientConnect ),null); cmdListen.Enabled ... EndAccept The EndAccept returns a socket object which represents the incoming connection Here is the code for the callback delegate: public void OnClientConnect(IAsyncResult asyn) { try { m_socWorker ... callback BeginAccept is a non-blocking method that returns immediately and when a client has made requested a connection, the callback routine is called and you can accept the connection by calling...
... Implementing a Custom Collection Class Lesson 2: Adding an Enumerator to a Custom Collection Class Lab: Building and Enumerating Custom Collection Classes 13- 3 13- 21 13- 37 Module 14: Using LINQ to Query ... specify the following settings for the project, and then click OK: a In the Installed Templates list, under Visual C# , click Windows b In the center pane, click Console Application Introducing ... Using Decision Statements Lesson 5: Using Iteration Statements Lab: Using C# Programming Constructs 2-4 2- 23 2 -36 2-49 2- 63 2-78 Module 3: Declaring and Calling Methods Lesson 1: Defining and Invoking...
... Implementing a Custom Collection Class Lesson 2: Adding an Enumerator to a Custom Collection Class Lab: Building and Enumerating Custom Collection Classes 13- 3 13- 21 13- 37 Module 14: Using LINQ to Query ... and Building Generic Types Lesson 1: Using Collections Lab A: Using Collections Lesson 2: Creating and Using Generic Types Lesson 3: Defining Generic Interfaces and Understanding Variance Lesson ... Using Decision Statements Lesson 5: Using Iteration Statements Lab: Using C# Programming Constructs 2-4 2- 23 2 -36 2-49 2- 63 2-78 Module 3: Declaring and Calling Methods Lesson 1: Defining and Invoking...
... Strings Array Objects 32 7 Sorting Arrays 33 0 34 7 Dictionary Objects 35 4 Enumerating a Dictionary 35 5 35 8 NSIndexSet Exercises 31 4 32 0 Making an Address Book Set Objects 30 3 30 3 36 2 36 5 16 Working ... programming on Macintosh computers since the introduction of the first Mac in 1984, and he wrote ProgrammingC for the Mac as part of the Apple Press Library In 20 03 Kochan wrote Programmingin Objective -C ... Objects 19 Archiving 4 13 425 20 Introduction to Cocoa and Cocoa Touch 21 Writing iOS Applications A Glossary 447 479 B Address Book Example Source Code Index 4 43 4 93 487 Contents Introduction What...
... Assigning string Objects Input/Output with string Objects Finding string Objects Modifying string Objects Comparing string Objects Accessing Characters in string Objects Other string Functions ... Constructing the CRC Cards Classes Responsibilities Collaborators The Tenant CRC Card The Expense CRC Card The Rent Input Screen CRC card The Rent Record CRC Card The Expense Input Screen CRC ... Exercises CHAPTER 9—INHERITANCE Derived Class and Base Class Specifying the Derived Class Accessing Base Class Members The protected Access Specifier Derived Class Constructors Overriding Member Functions...