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Writing text parsers with yacc and lex
Lex and yacc are two tools that you may be aware of, but have maybe never used. They are key components to compilers, configuration tools and many different languages, where the ability to parse text and generate some other output (assembly code, …
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Retool your Linux skills for commercial UNIX
Years ago, when I went to college, I was first exposed to Unix, actually HP-UX, and then later, in my first job, Solaris, I realize how lucky I was getting trained in the commercial UNIX distributions. Linux was yet to be a twinkle in Linus’ eye, …
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Building a grid using Web services standards
The sixth and final part of the “Building a grid with Web services standards”, title “Monitoring and execution” is finally available. The final tutorial in the series wraps up the system by looking at the role of WS-Notification in the management …
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Building a grid with web Services, Part 5
Part 5 of the Building a grid with Web services series is now available on the IBM developerWorks site. In this part we cover the management and flow of information and work through the grid. This is the part where movies submitted to the grid are…
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System Administrators Toolkit: Process administration tricks
I’ve just started a new series at IBM developerWorks looking at UNIX related system administration tricks. The aim is to cover some generic tips and help on a particular area (for example, process administration), and not only handle the tricks on…
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Write software for multiple UNIX platforms
I have a new tutorial on writing software for multiple UNIX platforms at IBM developerWorks. The focus is on the technical aspects, such as header and library availability, build environments and understanding what some of the key elements are. I …
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Grid Meter mentions Grid/Web Services Series
Greg Nawrocki, over at Grid Meter, has mentioned the convergence of SOA (Service Oriented Architectures) and Grid technology, and points readers to my recent Building a Grid with Web Services series (which I wrote with Tyler Anderson). I agree 100…
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Building a Grid with Web Services, Part 4
Part 4 of the series Tyler and I have been writing showing you how to build a Grid using Web Services has appeared on IBM’s developerWorks site. Here’s the precis: The effective exchange of information is vital in any grid. In a resource-led grid …
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Debugging Perl in Eclipse with EPIC
Back in September 2005 I presented two sessions at EclipseWorld on EPIC. My first tutorial based on the topics and techniques covered in the first session was released in January, and now the followup, covering debugging Eclipse is available too. …
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What is the semantic grid?
Whether you call it the Semantic Web or Web 2.0, it is obvious that in the web as we know it is changing. We have moved on from static web pages and simply links and will be moving towards more dynamic content, more intelligent links and better wa…