Beginning Java 2 SDK 1.4 edition by Ivor Horton

By Ivor Horton

The java language has been becoming from energy to energy considering that its inception in 1995. It has in view that proved to be either strong and terribly effortless to profit and use. this is often what makes it perfect for the newbie. With dramatic alterations to it is dealing with of documents, and the creation of local aid for XML, java has been up to date to paintings quicker and to be present with the amazing upward thrust of XML as a medium for speaking facts.

This variation of the start Java books outlines every little thing the start programmer must recognize to application with the Java programming language and the 1.4 Java Developer equipment. With the discharge of JDK 1.4, programmers can look ahead to the main solid version but, or even greater functionality than used to be on hand formerly.

Ivor's inimitable sort has proved to be successful with approximately part one million individuals with its effortless to profit method and the various necessary examples. frequently voted the most well-liked java programming booklet, this ebook teaches java from scratch and assumes no prior wisdom. it's also appropriate if you happen to have gotten a few programm ing adventure, specially C or C++, on the way to make studying more uncomplicated. both approach you'll soon develop into specialist in growing your personal courses.

It incorporates a complete clarification of item orientated programming. A finished creation to swing is followed by means of an important software that you'll boost throughout the final half the ebook, and which demonstrates the entire beneficial talents for developing absolutely beneficial properties java functions.

so as to add to this, aid out of your friends and from the writer can be found in the course of the special programmer to programmer mailing lists, boards, and newsgroups all as well as our one-to-one e-mail aid aiding you to overcomes any problems, and paintings throughout the routines with programmers similar to your self.

the subsequent new matters also are coated during this ebook:

  • New and better application type within the Collections Framework
  • lar Expressions
  • IO APIs
  • XML Processing

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Additional resources for Beginning Java 2 SDK 1.4 edition

Example text

The instance variables can be basic types of data such as numbers, but they could also be other class objects. For example, the name of a Hat object could be of type String – the class String defines objects that are strings of characters. Of course there are lots of other things you could include to define a Hat if you wanted to, color for instance, which might be another string of characters such as "Blue". To specify a class you just decide what set of attributes suit your needs, and those are what you use.

There are some elements that do not require an end tag because they are considered to be empty. An example of this kind of element tag is


, which specifies a horizontal rule, a line across the full width of the page. You can use the


tag to divide up a page and separate one type of element from another. You will find a comprehensive list of available HTML tags in the book I mentioned earlier. Adding an Applet to an HTML Document For many element tag pairs, you can specify an element attribute in the starting tag that defines additional or qualifying data about the element.

There are lots of classes where these operations would make sense, but not those dealing with integers. 22 Introducing Java Coming back to our CowboyHat class, you might want to have operations that you could refer to as putHatOn and takeHatOff, which would have meanings that are fairly obvious from their names, and do make sense for CowboyHat objects. However, these operations would only be effective if a CowboyHat object also had another defining value that recorded whether it was on or off. Then these operations on a particular CowboyHat object could set this value for the object.

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