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Software Demo Movies 24 Jun 2007 | 06:01 am
I’ve added some notes on video screen capture for software demos over on Random Tech Notes. This isn’t strictly Java-related, though I’ve been experimenting with screen recording in the context of cap...
Headless Exception Work-Around 17 Jun 2007 | 02:29 am
On upgrading a piece of (1.4-dependent) server-side software from 1.4.2_01 to 1.4.2_14, I began seeing errors that looked like: The offending code segment was: where comp was a fairly uncomplicated ...
Opening Java WebStart from the Command Line 5 May 2007 | 07:56 am
For scripting or debugging it is sometimes useful to be able to launch WebStart from the command line, rather than from a web browser. “Launching Java WebStart from the Command Line” describes several...
Generating a Stack Trace with jdb 26 Apr 2007 | 04:12 pm
Every once in a while I run into a situation where the usual means for generating a thread dump does not work, making it difficult to track down pesky deadlocks. Rather than actually figuring out why ...
Checking out Apache’s FeedParser 2 Jul 2006 | 10:14 am
In searching for a Java library to parse RSS and Atom feeds I ran across FeedParser from the Apache Jakarta Project. From a few quick experiments this looks pretty slick, but is unfortunately marked a...
A Simple GridBagLayout Example: Forms 1 Jul 2006 | 10:13 am
GridBagLayout is, at times, a little too flexible. This simple example illustrates the use of GridBagLayout to generate nicely aligned forms for entering data.
Profiling WebStart Apps with JProfiler on OSX 27 Jun 2006 | 10:12 am
JProfiler is a great tool for tracking down pesky memory leaks and performance problems. Here’s a trick for configuring JProfiler for use with remote Java Web Start applications on OSX.
Compressing Socket Data 27 Oct 2005 | 10:11 am
The java.util.zip package includes classes for compressing and decompressing data using the ZLIB algorithms. The stream classes in the package are well-suited for accessing files and other bounded dat...
Lucene In-Memory Search Example 31 May 2004 | 10:10 am
Apache’s Lucene text search library provides powerful and flexible tools for searching collections of text. While the indexes that Lucene builds are often stored on disk, the libary includes the abili...
Testing Strings for Equality 29 Jan 2004 | 11:09 am
Strings are Objects in Java, but the ability to use literals, along with the String concatenation operator, make them somewhat similar to primitive types. Java also automatically “interns” String lite...
