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The Battle of the 135
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Comparing two old manual focus 135mm lenses adapted to a modern Sony E-Mount Camera.

 

 

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Rent Prediction Using Linear Regression and Cross-Validation with Excel
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Excel-based Rent Prediction Using Linear Regression and Cross-Validation.

 

 

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Canon FD 85mm f/1.8 lens with the Sony NEX
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My review of the Canon FDn 85mm f/1.8 adapted to the Sony E-mount (NEX) mirror-less camera.

 

 

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David and Goliath: Underdogs, Misfits, and the Art of Battling Giants
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Author: Malcolm Gladwell

Rating: 7/10

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I once read a review of a Malcolm Gladwell book that stated something to the effect that the author could write a book titled "Grass is Green" and millions would read it and find it fascinating.

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Capacitive T Network Calculator
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A capacitive T network calculator in S-math Studio.

 

 

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Inverted Black and White
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A technique for black and white conversion that can yield surprisingly good results.

 

 

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Excel-based Depth-of-Field Calculator
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An Excel-based Depth-of-Field Calculator.

 

 

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The Battle of the 200
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Having fun comparing old 200mm lenses adapted to a modern Sony E-Mount Camera.

 

 

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Using Off-Camera Flashes in Manual Mode
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A step-by-step procedure for using off-camera flahses with manual exposure control.

 

 

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Metabones Speed Booster - User Impressions
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My impressions of the Metabones Speed Booster; a special adapter for Canon EF lenses to Sony NEX camera bodies.

 

 

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A Short History of Nearly Everything
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Author: Bill Bryson

Rating: 7/10

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Writing "A Short History of Everything" seems an ambitious goal, to say the least.

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Rokinon 8mm f/2.8 lens with the Sony NEX
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My review of the Rokinon 8mm fish-eye lens for the Sony E-mount (NEX) camera system.

 

 

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Excel 2007 Power Programming with VBA
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Author: John Walkenbach

Rating: 10/10

Amazon.com Link

 

 

Microsoft Excel comes standard with a very powerful built-in programming language called VBA (Visual Basic for Applications). Having seen the cool things a colleague could do with this tool, I decided to invest some time learning it myself.

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Diode temperature sensor calibration using Arduino and SHT15 module
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A simple diode or the output of a transistor bias circuit can be used as a rough temperature sensor. For this purpose, a calibration procedure using a precise temperature sensor is recommended. This article shows how to calibrate such a temperature sensing circuit using an Arduino and the SHT15 Sensirion temperature/humidity sensor module.

 

 

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The Happiness Advantage: The Seven Principles of Positive Psychology That Fuel Success and Performance at Work
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Author: Shawn Achor

Rating: 8/10

Amazon.com Link

 

 

 "Positive Psychology" is something I generally view with some skepticism. Therefore, I approached this book with a cautious attitude. To my surprise, the book turned-out to be much better than I anticipated.

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Arduino Astronomical Clock for Automatic Light Control
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My garden features a set of "garden lamps" which I turn-on at night.

 

 

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Isaac Newton
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Author: James Gleick

Rating: 7/10

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Isaac Newton is perhaps the greatest Physicist and one of the best Mathematicians in the history of mankind.

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Super Crunchers: Why Thinking-by-Numbers Is the New Way to Be Smart
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Author: Ian Ayres

Rating: 9/10

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Number crunching is everywhere these days.

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Electronic Pumpkins
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Just in time for Halloween, an electronic candle driven e-pumpking project.

 

 

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All of Statistics: A Concise Course in Statistical Inference
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Author: Larry Wasserman

Rating: 8/10

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While the title "All of Statistics" is certainly an exaggeration, the ground covered by this book is remarkable.

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