Java is an important aspect of today’s computing landscape. Many computer science professionals must have an understanding of Java-based operations because of the popularity and versatility of this programming platform and language. Sharing much of its primary features with common programming languages like C++, Java is easily adapted to the needs and skills of many people with a background in programming. Learning about Java can be a fairly simple process, though learning how to create complex programs like online games can take years of concentrated study.
An overview of Java will help understand the basic function and purpose of this program in today’s computer science development. Java programming is an important part of many Internet resources because it is often used to develop websites, online applications, and embedded media functionality. Basic concepts such as the terminology and the fundamental building blocks of java-based systems are covered in this guide as well, often explained through various tutorials or FAQs. Next, the Java language is explained and documented, with a strong and comprehensive glossary and a number of language building tutorials. Using this language to build a program requires an understanding of the various applications for Java-based programs. These applications are often defined by the threads involved in a Java application and the multiprocessor compatibilities of these programs. Finally, a brief discussion of the data structures and algorithms used in many Java applications shows the potential for complex and efficient Java applications.
Java-based technology has certainly made an impact in cross-platform applications and development structures by offering one of the most comprehensive and widely used processes to date. Most computer science enthusiasts, professionals, or beginners would benefit greatly from deepening their understanding of the Java programming language and software platform.
Java is a programming language and software platform used to create multimedia programs. These programs can be created and run on computers, cell phones, servers, and many other computing platforms. The versatility of this programming is due to the design as a virtual machine. In essence, Java is a separate operating system that is self-sufficient. It does not need to draw on many of the resources from Windows, for instance, to support programs written in Java for a Windows home computer. In this way, programs designed through Java can interface with the device’s operating system no matter which it is. Java can work on virtually any operating system because of this design as an independent software platform.
In fact, Java can refer to any of the software products which utilize the product specifications developed by Sun Microsystems. Together, this software provides the multimedia software platform that has seen a steady growth in popularity and use, especially with the proliferation of devices with access to the Internet. This popularity may be due to the universality and accessibility of Java programming and program platforms. For instance, the same game developed with the Java software platform can be played on a smart phone, computer, or dedicated gaming system albeit with slightly different human interface methods. Since Java can be adapted for virtually any computing platform it has become quite popular across a wide spectrum of media, especially since its uses programming syntax that many programmers will understand.
As an isolated software platform and operating system, Java naturally uses a unique programming language. The Java programming language is mean to support the self-sufficient design of the entire Java platform, allowing software to run on many operating systems. Because it borrows much of the language from C++ programming, Java is considered to be widely accessible to many programmers familiar with similar programming languages. Though understanding Java generally may be easy for many people with a programming background it is also a versatile and nuanced method of programming. This versatility may explain why Java released many of its methods and codes available under a general public license.
Basics of Java
Though Java shares many of the same processes and functions as many other programming languages, it includes a great deal of nuance that must be understood before utilizing the platform is even remotely possible. Luckily the Java basics are relatively easy to understand, even by those people who do not have much of a programming background. Since Java is so pervasive, especially on Internet web pages and applications, understanding the basic concepts may be helpful for operating and creating programs that utilize the platform.
include many of the fundamental building blocks of most Java applications. This essay describes these basic elements in detail.
from Wikiversity is a full course on the basics of java. A basic understanding of computer programming is necessary, but otherwise this is a fairly accessible java foundations course.
is owned by Oracle, and this home page covers some of the most basic points about this programming language and software platform. Java software is also available for download.
is the owner of Sun Microsystems, the company which develops and updates Java. This company may have benefited from the creation of a self-sufficient software platform because many of its operations are concerned with cross-platform hardware and software systems.
General Java Tutorials
The hands-on nature of computer programming lends itself well to the creation of many tutorials dedicated to Java. These general tutorials cover what may be required to create the most basic of Java-based programs. As with many aspects of understanding Java, a background or working knowledge of computer programming may be helpful. Many of these tutorials require some sort of Java platform software, usually available online for free either from the parent companies or third parties. Most tutorials start from a blank slate and end up with a basic and functioning program.
may cover how to produce certain actions within the Java context or how to build simple programs. Many of these tutorials require a prior knowledge of Java applications.
offered by Oracle may be the most comprehensive available online. Many of the basic and sophisticated aspects of Java are examined in great detail.
provides many templates and command examples that can be used in Java-based programming. Included are common Java classes, language fundamentals, and applets.
are from Java, and include many tutorials for programmers who are interested in more nuanced applications of the java language. Prior knowledge of Java programming language and platforms is absolutely necessary.
offers many classes dedicated to many different aspects of java development. Many of the courses can be considered in-depth.
discusses many of the basic Java programming skills. This lesson begins at square one and ends with a complete Java application.
Java language is similar to C++ and similar programming languages, but contains many unique elements that must be understood. Understanding the basic glossary of terms that apply to java programming and software is a good place to start becoming familiar with many of the key concepts used. These might include the classes, comments, variables, and operators involved in creating Java-based programming. Due to the nature of computer programming in general, many of these resources offer definitions about Java include hands-on programming building to assist in understanding the terms used.
For the more advanced users, some of these tutorials delve into the more complex or nuanced language used in Java environments. These require a working knowledge of Java and a certain level of comfort with the basic list of terms and their practical applications. Most essays also include links to more specific looks at specific terms.
is a full course on the essential pieces of Java programming. These include many of the most basic of syntax requirements, such as a semicolon indicating a statement.
offers an informative look at the variable, data types, operators, expression, statements, blocks of code, and control flow statements. A simple program illustrates some of the basic Java language structures.
Essentials of the Java Programming Language,
offer a detailed look at the many basic features of the Java platform. Prior programming knowledge is necessary to understand this officially offered hands-on tutorial.
of this introduction to Java Programming includes many of the Java language basics, provided by IBM. The lesson includes step by step instructions on how to program a basic Java application.
includes advanced language skills, including interfaces, nested classes, and generics. These more sophisticated features require a strong prior knowledge and rely heavily on part 1.
There are various applications related to Java, either those provided by the official developers of the platform or from third parties. Many of the existing programs are used perhaps as educational tools, offering tutorials or testing features that can deepens a person’s understanding or basic or advanced Java applications. Though many of the programs meant as development platforms for Java-based applications require payment, many of these programs are considered open source because much of Java’s processes have become part of the public domain.
is an integrated Java environment designed as an educational tool. Originally developed at a university, this program includes basic tutorials, simple interfaces, and integrated testing features.
is one of the most basic examples used to describe and show Java programming language. This guide includes all of the steps necessary to complete this most basic of applications.
include many of the beginner or basic programs available online. Meant for educational purposes, this resource is quite thorough in showing some of the basic command functions available in Java.
is offered directly from Oracle through their official sub domain dedicated to Java. Most computers include some version of Java, and many other important related applications are available here.
is a Java development application which claims to be more efficient than most other platforms. This development platform may be especially useful for beginners or intermediate java programmers.
provides a free Java development platform which supports many different operating systems. This third party development application is open source.
Threads and Multiprocessing
A thread in Java refers to the smallest unit of processing that the underlying software platform will handle at any given time. In Java languages, these threads usually add up to the complete program. For instance, two threads within a Java-based application may provide the necessary variables for a third thread which actually carries out a command. The primary benefit to configuring a program this way is that threads can act independently while sharing system resources. Often, many threads are used at the same time in a process called multithreading.
Multithreading is especially useful in computers that utilize multiple central processing units. This is because certain threads can be assigned to different processors, allowing for the most efficient use of multiprocessor computers as well as the growth of more complex, resource intense Java applications. Multiprocessing works well with threads because threads can act independently by design, and thus can depend on system resources from a variety of locations in the hardware and still work effectively.
is an essay that provides a solid introduction to the concept of multithreading in Java. Much of the language here is meant for complete Java novices, and avoids much of the associated jargon.
, though written many years ago, still informs the basic information related to threads in a Java environment. Implementing this process while programming in Java is an important part of streamlining efficiency.
is a detailed account of many of the potential shortcomings of java multiprocessing. Examined is the relationship between Java, processing power, and physical or virtual memory.
offers a brief experiential account of these capabilities. This user account may facilitate an understanding of this part of the Java programming structures.
are defined and explained in the in-depth tutorial offered as part of an academic course. This no-nonsense document jumps right into the most important features of Java threads.
takes the user through a step by step process that can help with understanding the function of threads and especially multithreading processes. This tutorial is geared toward a beginner audience.
Data Structures and Algorithms
Algorithms and data structures are essential elements to building efficient Java-based applications. Without efficient and correct mathematical underpinnings, or with a data structure that can’t cope with the demand being placed upon the application, there is little hope that an application can be efficient. Inefficient programs have little chance to compete with the wide range of more efficient applications based on Java technologies. These resources examine the relationship of Java-based systems to the supporting data structures and algorithms often used.
are the fundamental pieces of Java-based programming. This compiled by Sun Microsystems, this chapter focuses on utilizing the most efficient data structures and algorithms for particular applications.
offered here include many of the most commonly used data structures occurring in Java-based systems. These structures include arrays, stacks, queues, and enumerations.
hosted by the University of Canterbury cover the most primitive data structures used in Java. Covered here are number systems, stacks, and sorting algorithms all of which are defined and available for copy and paste.
is a collection of interfaces and classes that support data structures and algorithms. These holdings have been compiled by Brown University.
offers many examples of various utility commands that are possible in a Java programming environment. This is a rather substantial list with many options and specific operations.