Monthly Archives: December 2012

2012 in review

The stats helper monkeys prepared a 2012 annual report for this blog. Here’s an excerpt: 600 people reached the top of Mt. Everest in 2012. This blog got about 2,700 views in 2012. If every person who reached the … Continue reading

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The Scatterplot Matrix

Scatterplot matrices have always been an effective way to view one distribution versus another.  The next version of Dex will also have this capability. In a scatterplot matrix, numerical values are graphed versus one another.  In the following scatterplot, we … Continue reading

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Motion charts revisited…

I have revisited the time lapse or motion chart in Dex and I am pretty pleased with the results.  Previously, the time lapse chart looked like: While the new charts look like: There is no real change in functionality, but … Continue reading

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New Dex Site

I’ve been working hard on a new Dex 0.6 release.  One of the main focuses is documentation.  There is so much to write about that it is taking me awhile.  However, with the new Dex release, I’ll be switching over … Continue reading

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ANTLR v4: Lexical Scoping

Initially, when writing the TMI language, I was lazy.  I was content to have a single global scope for everything.  However, when I started to program in the language, name collisions soon became cumbersome. I don’t know if I had … Continue reading

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