Surprisingly good Moon photo with low cost old manual lens Canon DSLR camera body

Today is Chinese mid autumn day, also known as moon festival, on that day, the shape of the moon is fullest during the year.

I want to take photo shot at the moon, but I only…

Tutorial connect Tableau desktop to Spark SQL

George Jen, Jen Tek LLC

This tutorial is for hands on in my teaching of Apache Spark integration with Tableau desktop, showing how to connect Tableau desktop to log into Spark SQL.

If interested in, here is the video, hope it can be…

George Jen

I am founder of Jen Tek LLC, a startup company in East Bay California developing AI powered, cloud based documentation/publishing software as a service.

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