... Extensions: PracticalGuidefor Programmers
Jason Weiss
JSP: PracticalGuidefor Programmers
Robert Brunner
JSTL: PracticalGuidefor JSP Programmers
Sue Spielman
Java: PracticalGuidefor Programmers
Michael ... Sockets: PracticalGuidefor Programmers
David Makofske and Kevin Almeroth
The Struts Framework: PracticalGuideforJava Programmers
Sue Spielman
TCP/IP Sockets in C: PracticalGuidefor Programmers
Kenneth ... Kaufmann Practical Guides Series
Series Editor: Michael J. Donahoo
TCP/IP Sockets in Java: PracticalGuidefor Programmers, Second Edition
Kenneth L. Calvert and Michael J. Donahoo
SQL: Practical Guide...
... next section.)
TCPEchoClient .java
0 import java. net.Socket;
1 import java. net.SocketException;
2 import java. io.IOException;
3 import java. io.InputStream;
4 import java. io.OutputStream;
5
6 public ... Permissions.”
Library of Congress Cataloging-in-Publication Data
Calvert, Kenneth L.
TCP/IP sockets in Java : practicalguideforprogrammers / Kenneth L. Calvert, Michael J.
Donahoo. – 2nd ed.
p. cm.
Includes bibliographical ... equipped with Java. This book is
based on Version 1.6 of Java and the Java Virtual Machine (JVM); however, the code should
work with earlier versions of Java, with the exception of a few new Java methods....
... Project.Tests.
Praise for C# 2.0: PracticalGuideforProgrammers !
Great book for any C# developer! It describes the basic programming language with EBNF
notation and provides a number of practical programming ... classes and other subnamespaces. For example, the source files for the project
were developed under the namespace Project:
namespace com.DeepObjectKnowledge.PracticalGuideForCsharp {
namespace Project ... Khare, Software Design Engineer, Microsoft
C# 2.0: A PracticalGuide provides an amazing breadth of information in a compact and
efficient format, with clear and concise writing and useful code...
... C#.
xv
Praise for C# 2.0: PracticalGuidefor Programmers!
Great book for any C# developer! It describes the basic programming language with EBNF
notation and provides a number of practical programming ... the Java Virtual Machine, and a large
library of classes called the Framework Class Library (FCL), which provides the required
services for modern applications.
C# 2.0: Practical Guide
for Programmers
xii ... features are reviewed in the broader context before they are described
with respect to their implementation in C#.
In short, C# 2.0: PracticalGuideforProgrammers rests its hat on three hooks:
■
Provide...
... classes and other subnamespaces. For example, the source files for the project
were developed under the namespace Project:
namespace com.DeepObjectKnowledge.PracticalGuideForCsharp {
namespace Project ... more
arguments. Each of the arguments is formatted according to its corresponding specifier
in the formatting string. Therefore, the formatting string contains one specifier for each
argument. Each specifier ... the practicalguidefor C#!");
}
}
If the qualification is particularly long then an alias can be used instead:
EBNF
UsingAliasDirective = Identifier "=" NamespaceOrTypeName .
For...
... initialization
procedure for a Stream object, albeit in this case for a single data member. Therefore, all
constructors of Stream and its derived classes may invoke Init before or after perform-
ing any ... and concep-
tually sound. Unfortunately, Smalltalk was also inefficient at that time and therefore, found
little support for commercial software development. In an effort to incorporate classes ... {
inta=1;
intb=2;
Console.WriteLine("Before: a = {0}, b = {1}", a, b);
Swap(ref a, ref b);
Console.WriteLine("After: a = {0}, b = {1}", a, b);
}
}
Output:
Before:a=1,b=2
After: a = 2,b=1
If the formal parameter...
... used for debugging purposes, the ToString virtual method returns a string that
provides information about an object. It allows the client to determine where and how
information is displayed for ... that of another. For example, in order to add a value of type float to a
value of type int, the integer value must first be converted to a floating-point number
before addition is performed. In C#, ... integer
hash code for each object that is used as a key in the many hash tables available in
System.Collections. The hash code, however, is only a necessary condition for equality
and therefore obeys...
... operator is placed before a simple data type
variable. For example:
++a //a=a+1
In the postfix case, the increment or decrement operator is placed after a simple data type
variable. For example:
a //a=a-1
These ... simple data type variable by
plus one for an increment and minus one for a decrement. The prefix operator increments
or decrements the simple data type variable before the expression in which it appears ... string, the other is implicitly converted to
its string representation method before the concatenation is performed. For non-string
86 Chapter 5: Operators, Assignments, and Expressions
■
5.2.2...
... this
case, it is far safer to test for compatibility using the is operator, shown here:
ArrayList InvokeService(IRetrievable[] counters) {
ArrayList list = new ArrayList();
for( intn=0;n<counters.Length; ... component is designed with public accessibility for both get and set accessors.
But applications may also need accessors with different accessibilities. For example, a
public get accessor may need ... abstract class (lines 5–11) is
sometimes ideal for specifying the desired accessors of virtual properties. The following
example illustrates this combination for the declaration of our previous Counter...
... and collections is neatly handled using the foreach loop, as shown
here on a simple array of integers:
int[] numbers = {1, 2, 3, 4, 5, 6, 7, 8, 9};
foreach (int n in numbers)
System.Console.WriteLine("{0}", ... a.IndexOf("B"));
a.RemoveAt(a.IndexOf("B"));
a.Remove("C");
foreach (string s in a)
Console.Write("{0} ", s);
Console.WriteLine();
}
}
}
176 Chapter 8: Collections and Generics
■
Constructors
Many constructors are available for dictionary-like ... removal of items re-adjust the sequence automatically.
Sorted lists, therefore, are generally less efficient than hash tables. For both hash tables
and sorted lists, however, no duplicate keys are...
... method to inform all serial ports that the buffer is no longer full. It
is worth noting that the lock mechanism for the put method uses the lock statement,
and that the lock mechanism for the get ... the top level, accessing information in a reflective application interrogates an assembly
and retrieves information about its modules via a GetModules method. In turn, information
about all types ... was isolated in an individual workspace for protection. Because
of these protections, using processes for client/server applications gave rise to two perfor-
mance issues. First, the context switch...