Change Bursts as Defect Predictors – ISSRE 2010

by Nachiappan Nagappan, Andreas Zeller, Thomas Zimmermann, Kim Herzig, Brendan Murphy

In software development, every change induces a risk. What happens if code changes again and again in some period of time? In an empirical study on Windows Vista, we found that the features of such change bursts have the highest predictive power for defect-prone components. With precision and recall values well above 90%, change bursts [...]

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psycopg2 on Mac OS X

by kim on July 29, 2010

Users that want to connect to a PostgreSQL database using Python should install the binary package of PostgreSQL vom the official website and then read this link: http://www2.fs-tools.de/labor/266-kurz-notiert-psycopg2-unter-mac-os-x/ That prevent you from using MacPorts.

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Making Software: Rough Cuts Version

by kim July 16, 2010
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Andreas Zeller and myself wrote a book chapter for the book “Making Software” that will be published by O’Reilly Media, Inc. later this year. The editors Andy Oram and Greg Wilson have made “leading thinkers such as Steve McConnell, Barry Boehm, and Barbara Kitchenham offer essays that uncover the truth and unmask myths commonly held [...]

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CVS to Git Transition Guide

by kim July 11, 2010

Converting a CVS repository into a Git repository can be done in two ways. Either you make a direct transition as described here or you convert the repository first to an SVN repository (using cvs2svn). The advantage of the latter transition method is that you can convert multiple CVS repositories belonging together (e.g. Eclipse CVS [...]

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Seminar: MSA 2010

by kim April 12, 2010

Software archives mining deals with the automated extraction, collection, and abstraction of data from the information generated during the software development process (e.g. source code archives, bug tracking systems, etc.). This seminar (7 CP) introduces the notion of software archives and teaches recent software archives mining techniques. More details here

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Using Eclipse deltaPack for cross-compiling

by kim April 7, 2010
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Using the Eclipse deltaPack to export Eclipse plugins and product for various kinds of server architectures could be made easier. Anyway, there is a pretty good post that explains how to setup and run the deltaPack. Anyway, please keep in mind that this post is valid for Eclipse 3.5 only (not 3.5.2 or likewise). So [...]

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Chair moves

by kim March 20, 2010
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On the 29th of March 2010, the software engineering chair moves to building E1 1 on the University campus. I am already working in my new office: Building E1 1, 1st floor, room 1.15. We also got new phone numbers (mine is +49 681 302 70986) but the old numbers will be forwarded to the [...]

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