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JAVA PROGRAMME |
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Java Basics
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Working with Objects
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Arrays, Conditionals, and Loops
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Creating Classes and Applications in Java
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More About Methods
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Java Applet Basics
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Graphics, Fonts, and Color
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Simple Animation and Threads
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More Animation, Images, and Sound
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Managing Simple Events and Interactivity
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Creating User Interfaces with the awt
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Windows, Networking, and Other Tidbits
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Modifiers, Access Control, and Class Design
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Packages and Interfaces
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Exceptions
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Multithreading
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Streams and I/O
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Using Native Methods and Libraries
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Under the Hood
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Java Programming Tools
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Working with Data Structures in Java
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Advanced Animation and Media
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Fun with Image Filters
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Client/Server Networking in Java
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Emerging Technologies
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appendix A :- Language Summary
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appendix B :- Class Hierarchy Diagrams
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appendix C The Java Class Library
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appendix D Bytecodes Reference
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appendix E java.applet Package Reference
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appendix F java.awt Package Reference
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appendix G java.awt.image Package Reference
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appendix H java.awt.peer Package Reference
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appendix I java.io Package Reference
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appendix J java.lang Package Reference
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appendix K java.net Package Reference
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appendix L java.util Package Reference
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Getting a Java Development Environment
In order to write Java programs, you will, of course, need a Java development environment. (Although browsers such as Netscape allow you to play Java applets, they don’t let you write them. For that you’ll need a separate tool.) Sun’s JDK, which is available for downloading at the JavaSoft Web site (http://www.javasoft.com/) and included on the CD for this book, will do just fine. It runs on Solaris, Windows 95 and NT, and Macintosh. However, despite the JDK’s popularity, it is not the easiest development tool to use. If you’re used to using a graphical user interface-based development tool with an integrated editor and debugger, you’ll most likely find the JDK’s command-line interfaces rather primitive. Fortunately, the JDK is not the only tool in town.
As mentioned earlier, a number of third-party development environments (called integrated development environments, or IDEs) are also available for developing in Java. These include Sun’s Java Workshop for Solaris, Windows NT and Windows 95 (you can get more information about it at http://www.sun.com/developer-products/java/); Symantec’s Café for Windows 95, Windows NT, and Macintosh (http://cafe.symantec.com/); Microsoft’s Visual J++ for Windows 95 and Windows NT (http://www.microsoft.com/visualj/); and Natural Intelligence’s Roaster (http://www.natural.com/pages/products/roaster/index.html). All three are commercial programs, but you might be able to download trial or limited versions of these programs to try them out. You’ll learn more about the features and capabilities of the various Java IDEs on Day 22, “Java Programming Tools.”
Note
I find the graphical development environments far easier to use than the standard JDK. If you have the money and the time to invest in one of these tools, I highly
recommend you do so. It’ll make your Java development experience much more pleasant.
Setting up a Java development environment is essential for writing, compiling, and running Java applications. Here’s a step-by-step guide to help you get started:
1. **Install Java Development Kit (JDK)**:
– Visit the Oracle JDK download page or the OpenJDK website to download the JDK distribution for your operating system.
– Follow the installation instructions provided on the website for your specific operating system.
– After installation, set the `JAVA_HOME` environment variable to point to the JDK installation directory.
2. **Choose an Integrated Development Environment (IDE)**:
– IDEs provide a user-friendly interface for writing, debugging, and testing Java code. Some popular IDEs for Java development are IntelliJ IDEA, Eclipse, and NetBeans.
– Download and install your preferred IDE from their respective websites.
– Configure the IDE to use the JDK you installed earlier.
3. **Set up a Text Editor (Optional)**:
– If you prefer to use a text editor instead of an IDE, you can choose from various options such as Visual Studio Code, Sublime Text, or Atom.
– Install the text editor of your choice and any relevant extensions for Java development.
– Make sure to configure the editor to recognize Java syntax and set up build configurations.
4. **Install Build Tools (Optional)**:
– Build tools like Apache Maven or Gradle help manage dependencies and build Java projects efficiently.
– Download and install your preferred build tool from their respective websites.
– Configure your IDE or text editor to work with the chosen build tool if necessary.
5. **Testing Frameworks (Optional)**:
– Consider integrating testing frameworks like JUnit or TestNG into your development environment for unit testing.
– These frameworks help automate testing processes and ensure the reliability of your code.
6. **Version Control (Optional)**:
– Using version control systems like Git can help you manage and collaborate on your Java projects effectively.
– Install Git on your system and set up a repository for your Java projects.
– IDEs often come with built-in Git integration, making it easy to manage version control within your development environment.
7. **Additional Tools and Libraries**:
– Depending on your project requirements, you may need to install additional tools or libraries. For example, if you’re developing web applications, you might need Apache Tomcat or Spring Framework.
8. **Learning Resources**:
– Explore online tutorials, documentation, and Java programming books to enhance your skills and understanding of Java development.
– Join developer communities, forums, or local meetups to connect with other Java developers and learn from their experiences.
By following these steps, you’ll have a fully functional Java development environment set up and ready to start building Java applications.
