fundamentals of the java programming language course

... The Future of the COBOL Programming Language Karl Schenk University of Wisconsin-Platteville Department of Computer Science and Software Engineering About Me ... Conclusion What is COBOL?  Common Business Oriented Language  Procedural Language  Third Generation Language  Compiled Language  Most often used on Mainframes but is on PC’s too. What ... Interfaces with Microsoft’s Visual... Oriented COBOL “A programming paradigm in which a program is viewed as a collection of discrete objects that are self-contained collections of data structures

Ngày tải lên: 23/10/2014, 20:10

... extensive coverage of most topics can be found in the book C o n c u r r e n t P r o g r a m m i n g i n J a v a About These Slides Concurrent Programming in Java, Addison-Wesley and the online supplement ... examples often omit qualifiers, imports, etc for space reasons Full versions of most examples are available from the CPJ online supplement None of this material should be construed as official ... Object-Oriented Programming Concurrency has always been a part of OOP (since Simula67) • Not a factor in wide-scale embrace of OOP (late 1980s) • Recent re-emergence, partly due to Java Concurrent OO programming

Ngày tải lên: 05/03/2019, 08:48

... number of data items However, one end of the queue is referred to as the rear and the other end the front  All insertions are made at the read and all removals are made at the front Trang 7The ... be processed  The pop operation removes the top item  The push operation add an item to the top of the stack 3 Trang 4The Stack Data Structure  Other stack operations include the isEmpty query, ... to the front of the list 11 Trang 12The Linked List Data Structure  The remove operation removes an item from the linked list Removing an item from a linked list means that the pointer of the

Ngày tải lên: 25/04/2022, 09:19

... PROGRAMMING LANGUAGE HANDBOOK Anthony Potts David H Friedel, Jr 10 Chapter Java Applet Programming Techniques 10 Java Applet Programming Techniques Once you master the basics of using the Java ... Gets the URL of the document that the applet is embedded in If the applet stays active as the browser goes from page to page, this method will still return the URL of the original document the ... hack the system However, since Java was Java Applet Programming Techniques 293 produced to be an Internet friendly language (one of the first), it is much more secure than other languages The

Ngày tải lên: 18/04/2014, 10:22

... Expression The left operand of the , is evaluated, then the right operand is evaluated The type of the expression is the type of the right operand, and the result is the result of the right operand ... AssignExpression The right operand is implicitly converted to the type of the left operand, and assigned to it The result type is the type of the lvalue, and the result value is the value of the lvalue ... evaluates to false, then the right operand is not evaluated If the result type of the AndAnd expression is bool then the result of the expression is false If the left operand is true, then the right operand

Ngày tải lên: 27/06/2014, 11:20

... stock market, the abscissa may represent various parameters of the stock (such as the price of the stock the day before, and so on), and the ordinate, values of these parameters ... and the coefficient of the derivative will become 1 The goal of the learning procedure is to minimize E We want to the reduce the error E by improving the current values of ... beginning of the Outer loop Otherwise, backpropagate through the neural network and adjust the weights so that the next y is closer to t, then go back to the beginning of the Inner

Ngày tải lên: 03/07/2014, 16:09

... non-static, which, as with other Java objects,makes the semaphore specific to each instance of the class, rather than to theentire class As an example, we can rewrite the code in the previous barrier ... all details about the implementation of the barrierin the Barrier class The Barrier class should make public a singlemethod that the workers call when they arrive at the barrier The Barrierclass ... there are n workers, the number of stages is the (ceiling of the) logarithm of n. For example, suppose there are eight workers In the first stage, worker 1 signals worker 2 then waits for worker

Ngày tải lên: 12/08/2014, 13:22

... requests the fork’s return To reduce the number of messages exchanged, the request for the fork’s return could be combined with the passing of the fork In particular, the pass operations ... id together with n to determine, using modular arithmetic, whether either... passes them references for their left and right servants The order of these references is switched for the last ... static initializer in the “main” class invokes a method in another class, then the static initializers in the other class are executed before the method call. Execution of JR programs is similar,

Ngày tải lên: 12/08/2014, 13:22

... invocation of operation a The value of the first argument of the invocation is bound to parameter m during the execution of the block of code labeled “code for a” Additional examples of the ... the invocation’s first argument As the Element objects are created, they are stored in a Vector Once all of the invocations have been gathered, the. .. distribute the servicing of the ... exception is propagated out of the body of the operation command, then it must be included in the throws clause as demonstrated by the following code: The general form of the input statement discussed

Ngày tải lên: 12/08/2014, 13:22

... of Point in the same row and receives their elements of A The compute process thensends its value of Brc to other instances of Point in the same column andreceives their elements of B After these ... other instances of Point in the same row r andcolumn c, respectively The instances of Point interact as shown in Figure 15.3 The computeprocess in Point first sends its value of Arc to the other ... 15.9.) In the third stage, each processmultiplies one element of A and one of B, adds the product to its element of C,shifts the element of A circularly left one column, and shifts the element of Bcircularly

Ngày tải lên: 12/08/2014, 13:22

... platforms. Unlike the previous chapters [...]... view bus_time is as the sum of the lengths of the intervals during which the bus is in use The endpoints of such intervals are the simulation ... chapter we first give an overview of the structure of DFS. Then we present the implementations of the file system and user interface. The pro- gram employs the client/server process interaction ... algorithm. First find the pair of cities that are closest to each other. Next find the unvisited city nearest to either of these two cities and insert it between them. Continue to find the unvisited

Ngày tải lên: 12/08/2014, 13:22

... of the ball If the new location is at the top or the bottom of the board, it in effect makes the ball “bounce off” the border If the new location of the ball isoff the board to the left or the ... clicking the mouse within the board will move the box to the mouse’slocation (If the box is on a different board, the box should move tothe specified position located on the other board.) clicking the ... it randomlypicks the new position for the text, informs the object of its new position, Trang 12requests that the board be repainted, and then sleeps for a random amount oftime.The balls require

Ngày tải lên: 12/08/2014, 13:22

... IndexEssentials of the JavaTMProgramming Language: A Hands-On Guide, Part 1 by Monica Pawlan [ CONTENTS ] [ NEXT>> If you are new to programming in the JavaTM language, have some experience with other ... setting up the Java platform is setting the class path The class path can be set using either the -classpath option with the javac compiler command and java interpreter command, or by setting the CLASSPATH ... consists of the Java application programming interfaces (APIs) and the Java1 virtual machine (JVM) Trang 5Java APIs are libraries of compiled code that you can use in your programs They let you

Ngày tải lên: 12/08/2014, 19:21

... for the Java 2 Platform, you have to use appletviewer to run the applet or install Java Plug-in Java Plug-in lets you run applets on web pages under the 1.2 version of the Java VM instead of the ... some of the other available layout managers and how to use them, see the JDC article Exploring the AWT Layout Managers The call to the getContentPane method of the JFrame class is for adding the ... by the software that runs it Usually, the underlying software is a browser, but it can also be appletviewer as you saw in the example The underlying software controls the applet by calling the

Ngày tải lên: 12/08/2014, 19:21

... is the command sequence for the Unix and Win32 platforms; an explanation follows Unix: cd /home/zelda/classes javac Send.java javac RemoteServer.java javac RMIClient2.java javac RMIClient1.java ... The first two javac commands compile the RemoteServer and Send class and interface The third javac command compiles the RMIClient2 class The last javac command compiles the RMIClient1 class The ... specifies where the publicly accessible classes are located The java.rmi.server.hostname property is the complete host name of the server where the publicly accessible classes reside The java.rmi.security.policy

Ngày tải lên: 12/08/2014, 19:21

... The pearQnt text field behavior involves retrieving the number of pears the end user wants to order, adding the number to the items total, using the number to calculate the cost, and adding the ... If the length is greater than zero, an instance of the java.lang.Integer class is created from the string Next, the Integer.intValue() method is called to produce the integer (int) equivalent of ... arithmetic operations Server Program Code The server program consists of the RemoteServer.java class that implements the methods declared in the Send.java interface These classes are described in Part

Ngày tải lên: 12/08/2014, 19:21

... using the latest version of the Java programming language, which supports generics. Alas, in reality this isn’t the case. Millions of lines of code have been written in earlier versions of the language, ... copied from the source list, src, must be assignable to the element type T of the destination list, dst. So the element type of src can be any subtype of T - we don’t care which. The signature of copy ... by the iterator. To ensure the assignment to a variable of type Integer is type safe, the cast is required. Of course, the cast not only introduces clutter. It also introduces the possibility of a...

Ngày tải lên: 26/10/2013, 18:15

... some of the other available layout managers and how to use them, see the JDC article Exploring the AWT Layout Managers. The call to the getContentPane method of the JFrame class is for adding the ... 1 of 3 21-04-2000 17:30 Essentials of the Java( TM) Programming Language, Part 1 http://developer .java. sun.com/developer ining /Programming/ BasicJava1/index.html Training Index Java TM Programming ... Index Essentials of the Java TM Programming Language: A Hands-On Guide, Part 1 by Monica Pawlan [CONTENTS] [NEXT>> If you are new to programming in the Java TM language, have some experience with other...

Ngày tải lên: 06/08/2013, 17:39