Category Archives: General

Working with multiple python installations on Windows

  I have Python 2.7 and 3.5 both installed on my Windows machine and several times I wanted install some new package I’ve ended up with the “No module names ‘xxx’” message although I had just installed the package! Every … Continue reading

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Working with date fields in R and Power BI

I’m starting to become a big fan of Power BI and the monthly releases are certainly helping the tool get closer to prime time (I think Power BI has come a long way, but still has some catching up to … Continue reading

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Creating PDF Documents with R/RStudio

For something I’m currently working on I wanted to create some PDF reports so that I can share the results with others via email. Turned out creating PDFs to output the values from R dataframes is not so straightforward after … Continue reading

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Launching Spyder on Windows

If you install Spyder using any of the standalone installers after installing Python, you’ll have trouble launching the Spyder IDE. If you go to python_dir/Scripts, you’ll see the following: but clicking on spyder.dat will launch a command prompt for a … Continue reading

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Using Visual Studio 2013 for Python (3.4) with NumPy and SciPy on Windows

There seem to be various editors for Python and there are many articles online (e.g., this blog post) that discuss the features of the various editors. PyCharm by JetBrains seems pretty popular, but while I was Googling for Python editors, … Continue reading

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Charting with WPF/C#

Visualization techniques have been evolving rapidly and with a growing trend towards ‘big data’ and ‘analytics’ there are so many technologies to choose from. If the development technology is not a constraint, D3 is arguably the best way to go, … Continue reading

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