The On Demand Operating Environment is based upon the concepts of Service Oriented Architecture (SOA). SOA views every application or resource as a service implementing a specific, identifiable set of (business) functions. In addition to the business functions, services in an on demand environment m
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In this JSP tutorial, you will learn about JSP tags, list of the tags used in Java Server Pages, declaration tag, general syntax of declaration tag, expression tag and general syntax of expression tag.
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Multithreading and concurrency are nothing new, but one of the innovations of the Java language design was that it was the first mainstream programming language to incorporate a cross-platform threading model and formal memory model directly into the language specification. While this simplifies the
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The addition of the java.util.prefs package to Java 1.4 (through JSR 10) lets you manipulate user preference data and configuration data by providing you with access to an implementation-specific registry (for example, the Windows Registry on Windows platforms). This article introduces you to the Pr
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J2EE is a technology that aims to simplify the design and implementation of enterprise applications. In this tutorial you will learn what J2EE is, its benefits, J2EE main components, Evolution of Enterprise Application Frameworks, Why use J2EE, J2EE Platform Architecture, J2EE APIs and Technologies
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The Java language, and the ever-growing Java platform, have revolutionized programming. The goal of this tutorial is to introduce you to the Java syntax you're most likely to encounter professionally, and to expose you to idioms that will help you avoid trouble. Follow along with Java professional R
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In the real world of everyday computing (and development), there are many situations where "whipping up a Java program" to perform a task is either impractical or too time consuming. This article takes you into the underground world of FESI (Free EcmaScript Interpreter), where deploying th
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Ensure your success at the SCJP 1.4 Certification Today with CertGear's SCJP Exam Simulator, the most effective training tool for the Sun Certified Java Programmer Certification (CX-310-035)!
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In this JSP tutorial, you will learn about out object and its methods viz. clear, clearBuffer, flush, isAutoFlush, getBufferSize, getRemaining, newLine, print and println.
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This article discusses incremental compaction, a new feature in the memory management component of IBM JDK 1.4.0. Incremental compaction is a way of spreading compaction work across different garbage collection cycles, thereby reducing pause times. The authors discuss the need for incremental compac
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In server-side control architectures a majority of the control events must be handled on the server side to update the state of the control. For every user event, the entire page data is sent back to the server as part of the form submission, even data that has not changed or is not affected by the
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This article describes the overall servlet architecture and what you need to develop your application with servlets. Also presented are several code examples to show you how to use the Servlet API, and compare it with CGI and proprietary server APIs where appropriate.
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Sample chapter from "EJB 2.1 Kick Start" on installing an application server to developing and deploying an EJB on it.
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This tutorial briefly explains where to obtain and how to install the Servlet and JSP Classes for Unix and Windows. Also, provides links to get a Servlet-Capable Web Server or Servlet Engine.
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Get your applet out of the sandbox. This guide takes you through the steps involved in creating digitally signed applets. These trusted applets can overcome the restrictions placed by the sandbox such accessing local files and folders.
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In this 5-page tutorial, you'll learn how to write, compile, and serve a simple servlet. Also, includes other servlet-related resources.
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JTurtle is a free educational programming tutor. It uses Java Bean Shell as a scripting language. BeanShell is extremely easy to use for procedural programming, but it can also be used to teach Object Oriented programming as the full Java programming language is accessible. Notable Features:
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Synchronization is a process of controlling the access of shared resources by the multiple threads in such a manner that only one thread can access one resource at a time. In non synchronized multithreaded application, it is possible for one thread to modify a shared object while another thread is i
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Tutorials on using the JDBC-ODBC Bridge driver with MS Access database. Topics include creating MS Access database file; creating DSN for MS Access database files; inserting rows to and retrieving rows from Access database.
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This article contains a source code of a simple Java program which draws image(from file or http:// URL) at the center of full-screen window. It uses AWT Toolkit to load image (from the file or http URL) and Swing JFrame to display it.
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