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Articles Index
Articles here are not about a specific API, but span several APIs or
cover general programming techniques, such as debugging or performance
tuning.
The Multi-Tasking Virtual Machine: Building a Highly Scalable JVM by Janice J. Heiss
Sun Microsystems Laboratories' Multi-Tasking Virtual Machine, a general-purpose virtual machine for executing multiple applications written in the Java language, promises to improve the well-being of Java programs. (March 2005)
HPROF: A Heap/CPU Profiling Tool in J2SE 5.0 by Kelly O'Hair
Having performance problems with your Java Application? Using too much Java heap space and don't know why? Sometimes simple software tools are all that's needed. (November 2004)
The
JVMPI Transition to JVMTI by Kelly O'Hair
Have you ever heard about or used JVMPI? Are you aware that the JVMPI
interface has always been experimental and is being replaced with
JVMTI?
This article describes the basics of converting JVMPI agents into JVMTI
agents, and provides some good tips on problems to avoid and techniques
to use with JVMTI. (July 2004)
Who's
the Best Coder? by Jon Byous
Developers will compete to see who's the best coder, at the JavaOne
Coding Challenge. (June 2004)
Garbage
Collection (GC) Analysis and Performance Tuning Using the GC Portal
by Alka Gupta
Newly updated to include software for Linux and the Java Desktop System
(JDS) and integrate VisualGC, GC Portal is a one-stop page for GC
issues and includes an extensive and useful collection of whitepapers,
case studies and other material for the developer's perusal. Learn how
to get it and how to use it here. (May 2004)
Keeping
Those Links Up-to-Date by Dr. Matthias Laux
Blogs are an improvement over browser bookmarking, but the problem of
link death is perennial. In this hands-on article, you'll learn about
three brand-new, original tools for storing, monitoring, and updating
links, using a database and the Velocity template engine. (September
2003)
Futurama:
Using Java Technology to Build Robots That Can See, Hear Speak, and Move
by Steve Meloan
It's not just science fiction anymore -- intelligent robots are here.
This article takes you behind the scenes with a peek at the latest in
Java robotics technology. (July 2003)
Using JVMPI to
Identify Large Memory Allocations by Kim Levesque
This article shows how the Java Virtual Machine Profiling Interface's
"profiling agent" identifies large memory allocations. (May 2003)
TopCoder,
the premier competition for college-age coders, has just crowned a new
winner. Final test questions included! (April 2003)
Improving Java Application Performance and Scalability
by Reducing Garbage Collection Times and Sizing Memory Using JDK 1.4.1
by Nagendra Nagarajayya and J. Steven Mayer
New Parallel and Concurrent Collectors for Low Pause and Throughput
applications (November 2002)
Turbo-charging
Java HotSpot Virtual Machine, v1.4.x to Improve the Performance and
Scalability of Application Servers by Alka Gupta and Michael Doyle
Learn how to turbo-charge JVM 1.4.x to get the best performance out of
your applications with regards to garbage collection. (November
2002)
Deploying
Software with JNLP and Java Web Start: Going Beyond the Java Plug-in
by John Zukowski
Learn how to use Java Web Start and JNLP to build and deploy
cross-platform, client-side applications. (August 2002)
Simple syslogd Message Logging Utility Classes by
Rajesh Ramchandani
This tool describes the simplest utility classes that can be used in a
distributed application environment to log debugging messages to a
syslog server. It highlights the use of severity levels and logging
facilities that can be used in various error environments to assist
debugging of Java platform clients. The SysLogger utility class source
provided here is an example of using the syslog facility. (June
2002)
Simple syslogd Message Logging Utility Classes by
Rajesh Ramchandani
This tool describes the simplest utility classes that can be used in a
distributed application environment to log debugging messages to a
syslog server. It highlights the use of severity levels and logging
facilities that can be used in various error environments to assist
debugging of Java platform clients. The SysLogger utility class source
provided here is an example of using the syslog facility. (June
2002)
I Can't Understand Why My Method Call is Ambiguous
by Amanda Waite
This article helps programmers and designers to better understand the
reasons why the compiler finds ambiguities, and to describe the ways in
which they can be resolved. (April 2002)
Compressing
and Decompressing Data using Java by Qusay H. Mahmoud
Learn about the APIs that you can use to compress and decompress
data from within your applications. (February 2002)
Exceptional
Practices, Part 2 by Brian Goetz; - Release 1.4, Reprinted from JavaWorld
Learn to use exception chaining to preserve important debugging
information. (October 2001)
Exceptional
Practices, Part 1 by Brian Goetz; Reprinted from JavaWorld
Learn the best practices for using exceptions effectively, and follow
guidelines on properly incorporating error handling into classes at
design time. (August 2001)
Improve
Tokenization of Information-Rich Strings by Bhabani Padhi;
Reprinted from JavaWorld
This article explains how to take advantage of the commonly used StringTokenizer
class to perform better tokenization of complicated and
information-rich strings. (July 2001)
Embed
Java Code into Your Native Apps by Thierry Manfe; Reprinted from JavaWorld
Embedding Java code into a Unix application developed in C or C++ can
create problems related to GUIs or threads synchronization. This
article provides a solution that relies on a good understanding of the
Unix APIs and robust software architecture. (May 2001)
Design
for Performance, Part 2: Reduce object creation by Brian Goetz;
Reprinted from JavaWorld
How to avoid performance hazards and at design time, and learn
techniques to reduce temporary object creation. (March 2001)
Creating a
Threaded Slide Show Applet by Monica Pawlan.
Learn multi-threaded programming basics by examining the code for a
multi-threaded slide show applet. (March 13, 2001)
A Test of
Java Virtual Machine Performance by Ed Ort
This article presents the results of a test that compared the
performance of a Java application running in different Java virtual
machine1 implementations. (March 2001)
When is
a Singleton Not a Singleton? by Joshua Fox; Reprinted from JavaWorld
This article describes why and how to implement Singletons, and how to
avoid the common pitfalls. (January 2001)
Java
Technology on the Linux Platform: A Guide to Getting Started by
Calvin Austin — Release Java 2, version 1.3 for Linux
Get a head start on developing with the Java 2 Platform for Linux by
taking advantage of the tips and techniques presented in this article. (October 2000)
Discover
the Secrets of the Java Serialization API by Todd Greanier;
Reprinted from JavaWorld —
Release Java 2
This article examines how to persist Java objects, starting with the
basics and proceeding to the more advanced concepts. (July 2000)
Deployathon
by MDE Enterprise Java APIs Team — Release Java 2
A sample application of Enterprise JavaBeans (EJB) component
portability, showing how EJB components run unchanged in different EJB
servers, and validating the promise of "Write once, run anywhere." This
application, originally demonstrated at JavaOne 1999, is now available
for download! (February 2000)
Duke's
Bakery - A JDBC Order Entry Prototype - Part I by Michael Meloan —
Release Java 2
The story behind a rapid prototype project that uses SQL commands and
the JDBC API. This article covers the definition of database tables,
use of Swing components, a detailed code walkthrough. (December 1999)
Testing
and Java Technology by Steve Meloan
A neglected but important topic! The ins and outs of the
software-testing
world--the barometrics, procedures, tool types, and the special needs
of testing in the cross-platform/multidevice
realms of Java technology. (November 1999)
PerfAnal:
A Performance Analysis
Tool by Nathan Meyers
A free graphical tool, built on the Java 2
Platform's hprof profiler, to help you understand where
your code is really spending its time. This article explains how.
(March 09, 00)
Tuning
Java I/O Performance by Glen McCluskey — Release Java 2
Learn how to improve performance by tuning disk file I/O, network I/O,
window output, and more. (March 1999)
Getting
Started with Java 2: Tools and Configuration by Steve Meloan —
Release Java 2
Transitioning to the Java 2 platform? This article details the changes,
including tools, setup, and system configuration. (December 1998)
Turning
an Applet into a Standalone Application by Tony Squier
If you've ever wondered about the differences between an applet and an
application, and how to convert one to the other, then this article
along with its sample code answers those questions. (July 1998)
An
Introduction to Java Stack Traces by Calvin Austin — Release JDK 1.1
This article shows you step-by-step how to recognize and collect clues
from a Java stack trace. (July 1998)
Object
Persistence and Distribution by Jim Coker — Release JDK 1.1
Explains the basics of serialization, the new Remote Methods Interface
(RMI) and how you can use it to handle objects in a distributed
environment. (February 1997)
Keeping
Objects in Sync by Jim Coker — Release JDK 1.1
This article discusses the use of the Observable class,
and the Observer interface, and shows how to solve some
potential problems along the way. (February 1997)
The
Experts Talk: Thirteen Great Ways to Increase Java Performance by
Kevin Kluge, JavaSoft — Release JDK 1.1
What do JavaSoft's own developers have to say about increasing Java
performance? Here are their personal tips and tricks. (February
1997)
Java
Objects are Conscious by Terence Par — Release JDK 1.0.2
A description of how Java promotes considerable type flexibility and
reusability when referring to data elements, as well as when creating
data elements. (December 1996)
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1 As used on this web site, the terms
"Java virtual machine" or "JVM" mean a virtual machine for the Java
platform.
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