... checking For example, you could code a collection class using generics that can store any type of object When you create an instance of the collection, you “lock it in to the class of your choice ... ASP.NET 1.0 In reality, 100 percent backward compatibility never exists, because correcting bugs and inconsistencies in the language can change how existing code works Microsoft maintains a list ... one such project 7680CH01.qxd 8/25/06 2:19 PM Page 11 CHAPTER ■ INTRODUCING ASP.NET THE COMMON LANGUAGE SPECIFICATION The CLS defines the standard properties that all objects must contain in order...
... PublishContacts(Contact[] contacts) { // This publish method just writes them to the console window foreach(Contact cin contacts) Console.WriteLine("Contact Id: {0} Contact: {1}", c. Id, c. Name); } ... Source=.\SQLEXPRESS;Initial Catalog=Northwind"); var custs = from cin db.Customers where c. City == "Rio de Janeiro" select c; foreach (var cust in custs) Console.WriteLine("{0}", cust.CompanyName); ■Note The code in ... Rattz_789- 3C0 1.fm Page 10 Tuesday, October 2, 2007 2:29 PM 10 CHAPTER ■ HELLO LINQ namespace LINQDev.Common { public class Contact { public int Id; public string Name; public static void PublishContacts(Contact[]...
... PublishContacts(Contact[] contacts) { // This publish method just writes them to the console window foreach(Contact cin contacts) Console.WriteLine("Contact Id: {0} Contact: {1}", c. Id, c. Name); } ... Source=.\SQLEXPRESS;Initial Catalog=Northwind"); var custs = from cin db.Customers where c. City == "Rio de Janeiro" select c; foreach (var cust in custs) Console.WriteLine("{0}", cust.CompanyName); ■Note The code in ... Rattz_789- 3C0 1.fm Page 10 Tuesday, October 2, 2007 2:29 PM 10 CHAPTER ■ HELLO LINQ namespace LINQDev.Common { public class Contact { public int Id; public string Name; public static void PublishContacts(Contact[]...
... that you can cancel is a four-step process: Create a new instance of System.Threading.CancellationTokenSource: CancellationTokenSource tokenSource = new CancellationTokenSource Call the CancellationTokenSource.Token ... following sections Table 2-3 Canceling Tasks Problem Listing Create a cancellable task Get a System.Threading.CancellationToken by creating a new instance of System.Threading.CancellationTokenSource ... Listing 2-7 demonstrates creating a cancellable task and polling to check for cancellation 17 CHAPTER ■ TASK PROGRAMMING Listing 2-7 Cancelling a Task using System; using System.Threading; using...
... Creating a Task that you can cancel is a four-step process: Create a new instance of System.Threading.CancellationTokenSource: CancellationTokenSource tokenSource = new CancellationTokenSource ... cancelling tasks, each of which I describe in the following sections Table 2-3 Canceling Tasks Problem Solution Listing Create a cancellable task Get a System.Threading.CancellationToken by creating ... tokens Create a composite cancellation source by calling the CancellationTokenSource.CreateLinkedTokenSource() method 2-11 Poll for task cancellation Check the isCancellationRequested property of CancellationToken...
... tasks of data mining, which are grouped into two categories: direct data mining tasks and indirect data mining tasks The difference between direct data mining and indirect data mining lies in whether ... to data clustering 1.1 Data Clustering Data clustering is a process of assigning a set of records into subsets, called clusters, such that records in the same cluster are similar and records in ... (u) Data Clustering: 50 Years beyond k-means (Jain, 2010) 28 1.9 Data Clustering in C+ +: An Object-Oriented Approach Summary In this chapter, were introduced some basic concepts of data clustering,...
... //end insertInPlace 11 Chapter ■ Sorting, Searching, and Merging Using insertInPlace, we can rewrite insertionSort (calling it insertionSort2) as follows: void insertionSort2(int list[], int ... MaxLength+1 int main() { int getWord(FILE *, char[]); int binarySearch(int, int, char [], int max, char [][max]); void addToList(char[], int max, char [][max], int[], int, int); void printResults(FILE ... particular order Another array winners contains m distinct integers arranged in ascending order Write code to determine how many of the numbers in chosen appear in winners A multiple-choice examination...
... 203 Focus: Using recursion to process and restructure linked lists Application: Replacing recursion with iteration Focus: Linked implementation of a binary search tree Application: Indexed accounts ... on course emphasis and available time Content Efficiency comparison with singly-linked list Recursive problems using linked lists, determining behavior of unexplained recursive functions, conversion ... this program would ordinarily be stored in its own file (called coffee.cpp, for instance) #include #include “logbook.h” // Include the declaration of the Logbook class using namespace...
... 1.2.1.3 C+ + Example for IEEE Floating point A C+ + source program which demonstrates the IEEE floating point format is shown in Code List 1.5 Code List 1.5 C+ + Source Program The output of the program is shown in Code List ... associated with the class float_number_32 Since fraction was declared in the public section of the class float_number_32 the function has access to all of the public and private functions and data ... used in the cout call in float_number_64 sets the precision of the output The program uses a number of bit operators in C+ + which are described in the next section 1.2.2 Bit Operators in C+ + C+ +...
... Calculating the Value of an IEEE 64-Bit Number Example 1.3 Converting 0.4 from Decimal to Binary Code List 1.12 Decimal to Binary Conversion Code List 1.13 Decimal to Conversion C+ + Program Code ... satisfies in which case we are seeking the ak such that Example 1.1 IEEE 32-Bit Format The simple procedure is illustrated in Code List 1.12 The C Code performing the decimal to binary conversion ... shown in Example 1.2 In many cases for problems as in Example 1.1 the difficulty lies in the actual conversion from decimal to binary The next section presents a simple methodology for such a conversion...
... Program in Code List 2.1 2.3.2 Fibonacci Numbers The Fibonacci sequence, F(n), is defined recursively by the recurrence relation A simple program which implements the Fibonacci sequence recursively ... simple induction is shown in Example 2.5 The well-ordering property is required for the inductive property to work For example consider the method of infinite descent which uses an inductive ... simple C+ + program implementing the factorial function recursively is shown in Code List 2.1 The output of the program is shown in Code List 2.2 Code List 2.1 Factorial Code List 2.2 Output of Program...
... is common to objects whether they are rectangles, circles, etc A derived class from the object class is the rectangle class For this class, specific information about the object is kept which ... The RECTANGLE class inherits all the functions from the GRAPHICS_CONTEXT class and the OBJECT class In the program, the rectangle class instantiates the discs, the base, and the pegs Notice in Figure ... Hence, in the program, all the functions are available to each instance of the rectangle created This availability arises because the functions are declared as public in each class and each derived...
... full crossbar but it can still be a significant problem with hypercube architectures containing 64K nodes As a result the cube-connected cycles, described in the next section, becomes more attractive ... cyclic and acyclic graphs is shown in Figure 2.9 Figure 2.9 Cyclic and Acyclic Graphs Notice for the directed cyclic graph in Figure 2.9 that the double arrow notations between nodes v2 and v4 indicate ... 2.5.3 Parallel Processing and Processor Topologies There are a number of common topologies used in parallel processing Algorithms are increasingly being developed for the parallel processing environment...
... A cycle is a path from a vertex to itself which does not repeat any vertices except the first and the last A graph containing no cycles is said to be acyclic An example of cyclic and acyclic ... is shown in Figure 2.9 Figure 2.9 Cyclic and Acyclic Graphs Notice for the directed cyclic graph in Figure 2.9 that the double arrow notations between nodes v2 and v4 indicate the presence of two ... v2) In this case it is these edges which form the cycle Definition 2.17 A tree is an acyclic connected graph Examples of trees are shown in Figure 2.10 Definition 2.18 An edge, e, in a connected...
... full crossbar but it can still be a significant problem with hypercube architectures containing 64K nodes As a result the cube-connected cycles, described in the next section, becomes more attractive ... 2.5.3 Parallel Processing and Processor Topologies There are a number of common topologies used in parallel processing Algorithms are increasingly being developed for the parallel processing environment ... support broadcast and message passing algorithms between processors A broadcast operation is an operation which supports a single processor communicating information to all other processors A message...