Author Archives: Mathias

About Mathias

Software development engineer. Principal developer of DrJava. Recent Ph.D. graduate from the Department of Computer Science at Rice University.

Another DrJava User Site: University of Western Ontario

Posted on October 17, 2010 by Mathias

I found another university that uses DrJava in its CS curriculum: The University of Western Ontario teaches CS 1026: Computer Science Fundamentals I using DrJava. The course is based on Mark Guzdial’s and Barbara Ericson’s Media Computation textbook. Having had … Continue reading →

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Back from GPCE 2010

Posted on October 17, 2010 by Mathias

After a rather long return journey and more than enough time at the Amsterdam-Schiphol airport, I’m back from my trip to GPCE 2010 in Eindhoven. It was fun. Eddy and I presented a tutorial on DSL implementation in Mint. Of … Continue reading →

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Benoît Mandelbrot Died at Age 85

Posted on October 16, 2010 by Mathias

Just after Eddy and I used the Mandelbrot set as benchmark in our DSL tutorial, Benoît Mandelbrot died. The Franco-American mathematician, who is most well-known for popularizing fractal geometry, died at the age of 85. Thank you for giving us … Continue reading →

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Tutorial Lecture: Agile and Efficient Domain-Specific Languages using Multi-stage Programming in Java Mint

Posted on October 10, 2010 by Mathias

Agile and Efficient Domain-Specific Languages using Multi-stage Programming in Java Mint (PowerPoint, PDF, view embedded) Tutorial Proposal (PDF, view embedded) Source code (ZIP file) Mathias Ricken, Edwin Westbrook and Walid Taha A tutorial lecture presented at the Ninth International Conference … Continue reading →

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Another Image Processing Example in Our Staged DSL

Posted on October 10, 2010 by Mathias

Last night, we implemented a Mandelbrot example in the image processing DSL that we created for our GPCE tutorial. Here’s a screenshot.

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GPCE’10 Tutorial Slides

Posted on October 10, 2010 by Mathias

The slides for our GPCE 2010 tutorial presentation “Agile and Efficient Domain-Specific Languages using Multi-Stage Programming in Java Mint” are available now as PowerPoint and PDF file. The zip file with the source code for our GPCE 2010 tutorial is … Continue reading →

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GPCE’10 Tutorial Source

Posted on October 10, 2010 by Mathias

Here is a zip file with the source code for our GPCE 2010 tutorial. The simplest way to experiment with Mint is to download the latest version of DrJava with Mint. (Re-posted from The Java Mint Blog.)

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Rice Graduate-Undergraduate Research Mixer

Posted on October 7, 2010 by Mathias

I’m glad that I went to the Graduate-Undergraduate Research Mixer organized by the SA and GSA at Rice with my poster today: I was the only computer scientist there. The Central Quad started to fill up a little after 6 … Continue reading →

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Poster: Java Programming Language Team

Posted on October 7, 2010 by Mathias

Research Summary: Java Programming Language Team Where: Rice University Undergraduate-Graduate Research Mixer 2010 When: October 7, 2010 This poster shows a summary of my work in the Java Programming Languages Team in the Department of Computer Science at Rice University. … Continue reading →

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Gaussian Blur Implemented in Our DSL

Posted on October 5, 2010 by Mathias

Sexy! A screenshot showing an original image of random grayscale values, and a blurred version of the image, with the source code in our example DSL for the GPCE tutorial in the background.

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System.out.print Flood Makes DrJava Hang

Posted on October 4, 2010 by Mathias

I just filed a bug report for a serious problem with DrJava that we need to look at. It’s possible to make DrJava hang, or at least slow it down so much that it appears unresponsive, by printing out very … Continue reading →

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Power_Let Was Wrong

Posted on October 4, 2010 by Mathias

I just did some experiments with Mint, because we ran into some problems with using HJ inside DrJava, and I wanted to make sure we didn’t have those problems. That’s when I noticed that our Power_Let example had been wrong. … Continue reading →

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Demo of DrJava/HJ

Posted on October 4, 2010 by Mathias

In today’s DrJava/Habanero meeting, Vincent, Jarred and I presented a demo of DrJava/HJ to Jack Dennis of MIT. Generally, we were quite pleased how we could just re-build Habanero Java and DrJava, and get a working version with the newest … Continue reading →

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New Mint Release: r15858

Posted on September 30, 2010 by Mathias

I made a new release of Mint and DrJava with Mint yesterday: September 29, 2010 (r15858). The latest release is, as always, available from the Mint implementation page: JavaMint-r15858.tar.gz JavaMint-r15858-binaries.zip drjava-r5398-mint-r15858.jar We have added the [cci lang=”java”]edu.rice.cs.mint.runtime.CodeFree[/cci] interface and the … Continue reading →

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Presentations: Agile and Efficient Domain-Specific Languages using Multi-stage Programming in Java Mint (Practice Talk 2)

Posted on September 27, 2010 by Mathias

Agile and Efficient Domain-Specific Languages using Multi-stage Programming in Java Mint (PowerPoint, PDF, view embedded) Mathias Ricken, Edwin Westbrook and Walid Taha Where: Rice University Computer Science Department, Habanero Research Group Meeting When: September 24, 2010 Domain-specific languages (DSLs) are … Continue reading →

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Presentations: Agile and Efficient Domain-Specific Languages using Multi-stage Programming in Java Mint (Practice Talk)

Posted on September 27, 2010 by Mathias

Agile and Efficient Domain-Specific Languages using Multi-stage Programming in Java Mint (PowerPoint, PDF, view embedded) Video recording available on vimeo. Mathias Ricken, Edwin Westbrook and Walid Taha Where: Rice University Computer Science Department, COMP 600 Graduate Seminar When: September 20, … Continue reading →

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Rear-Ended

Posted on September 27, 2010 by Mathias

A friend and I got rear-ended tonight. Not our fault, but our backs and necks hurt, and the car is probably totaled. I think the moral of the story is: You could be killed any time, so if someone offers … Continue reading →

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Silent Hudson Failure

Posted on September 26, 2010 by Mathias

Our Hudson server failed, because it couldn’t connect to the web server. However, I didn’t find out about it just now, because it also failed to connect to the SMTP server to tell me about it. It’s really not a … Continue reading →

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Problem in DrJava Applet Viewer

Posted on September 17, 2010 by Mathias

I just read the following thumbs-down review for DrJava on the SourceForge website: There is a severe defect. The HelloWorld Java applet (http://download.oracle.com/javase/tutorial/deployment/applet/getStarted.html) crashes in the Applet Viewer invoked by DrJava. Still it runs smootly both in IE8 and FireFox. … Continue reading →

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New Mint Release: r15772

Posted on September 16, 2010 by Mathias

We have just made a new release of Mint and DrJava with Mint: September 16, 2010 (r15772). The latest release is, as always, available from the Mint implementation page: JavaMint-r15772.tar.gz JavaMint-r15772-binaries.zip drjava-r5385-mint-r15772.jar We have added the [cci lang=”java”]edu.rice.cs.mint.runtime.MintSerializer[/cci] class to … Continue reading →

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