The Binary Idiot » Programming

Debugging Java Deadlocks with VisualVM

Robert Hollencamp — Wed, 02 Nov 2011 01:48:21 +0000

Example of debugging a multi-threading deadlock in Java using VisualVM.

Netbeans Conditional Breakpoints

Robert Hollencamp — Sun, 28 Aug 2011 16:01:33 +0000

Netbeans has some pretty big issues working with conditional breakpoints; a description of the issue and an easy workaround.

No Java Runtime by Default in OSX Lion

AdamD. — Fri, 22 Jul 2011 00:16:39 +0000

I upgraded my work mack to OSX 10.7 Lion today, and, to my surprise, there was no Java runtime installed. When I went to launch the .jnlp from our KVM device, it alerted me that there wasn't one installed and, if I wanted, it would find and download one for me.

JPA and UUID Primary Keys

Robert Hollencamp — Sat, 25 Jun 2011 04:21:23 +0000

An example of using UUID primary keys and JPA (Java Persistence API), serializing the UUID to a byte array, and back into a UUID.

Determining MIME type by file extension

Robert Hollencamp — Wed, 27 Apr 2011 04:23:26 +0000

A quick way to determine the MIME type for a file is to check the extension of the file against a mapping of known extensions to MIME types. The Apache web server provides a good list of known mappings that is easy to parse

Apache Velocity – Read Templates from JAR

Robert Hollencamp — Wed, 30 Mar 2011 03:19:54 +0000

Apache Velocity comes bundled with different resource loaders, but none of them are really suitable for reading templates that are bundled in your JAR. By using a String Resource Loader, templates can be loaded using getResourceAsStream (or anything else that can yield a String).

Flex 2.5.35 and Win32 / Visual C++

Robert Hollencamp — Sat, 29 Jan 2011 06:20:02 +0000

Quick guide to getting the latest version of Flex working with Visual Studio on Windows

Powershell: Convert Hex Groups to ASCII (Softalk Mail Server)

AdamD. — Mon, 08 Nov 2010 18:03:27 +0000

A friend came to me the other day asking if I knew how to convert hex strings to ASCII. For some backstory, the e-mail server they use at his workplace (Softalk Mail Server) wasn’t archiving e-mail properly, so he had …

Open Source Flash Game Programming – Chapter 2 – Main Loop and Graphics

Robert Hollencamp — Wed, 03 Nov 2010 03:34:57 +0000

Open Source Flash Game Programming - Chapter 2 - Implementing a game loop, basic graphics, and keeping accurate track of time

Open Source Flash Game Programming – Introduction / Setup

Robert Hollencamp — Tue, 26 Oct 2010 04:44:01 +0000

Learn to create a Flash game using free and open-source tools. This first tutorial covers setup and a basic 'Hello World' application in ActionScript 3.