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Rodger Lepinsky, Database Expert, Data Analyst, Data Scientist.
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Author: Rodgers Notes Writer

Unbeatable Tic Tac Toe – Rule Based Algorithms

May 19, 2015 Rodgers Notes Writer 1 Comment

Ever written an unbeatable Tic Tac Toe game? Here’s how this database expert did it, with a few tables in memory to help with the AI.

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Posted in: Uncategorized Filed under: Algorithm, Java, Tic Tac Toe, TicTacToe

Java error: non-static method cannot be referenced from a static context

April 16, 2015 Rodgers Notes Writer Leave a comment

Here’s how you can overcome the classic Java error: non-static method cannot be referenced from a static context

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Posted in: Uncategorized Filed under: Java, non-static method, static context

Review – Nikon CoolScan 5000 ED

December 7, 2014 Rodgers Notes Writer Leave a comment

Nikon CoolScan 5000 35mm film scanner. Intuitive to use. Incredible results! A product that really adds value.

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Posted in: Reviews Filed under: Nikon CoolScan 5000 ED, Product Design

Installing NEO4J on Windows 7

November 7, 2014 Rodgers Notes Writer Leave a comment

Installing and running NEO4J on Windows is a little different from from Linux. Here’s how to do it.

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Posted in: Graph Database Filed under: Java, NEO4J, Windows 7

Some Great Software To Capture Analog Audio

October 30, 2014 Rodgers Notes Writer Leave a comment

Here’s some great software to transfer analog audio on cassette tapes to WAV or MP3 files on your hard disk.

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Posted in: Reviews Filed under: Audacity, Exact Audio Copy, Wave Repair

MYSQL – Create CSV File With Fieldnames For Headers

October 19, 2014 Rodgers Notes Writer 2 Comments

How to export a MYSQL table into a CSV file, with the fieldnames in the first row. In one simple MYSQL command.

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Posted in: SQL Filed under: csv, MYSQL, Unix and Linux

Installing Gimp on Redhat 6.4

October 4, 2014 Rodgers Notes Writer Leave a comment

Here’s how to install gimp on Redhat 6.4 and overcome the gotchas.

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Posted in: Unix and Linux Filed under: gimp, Irfanview, Redhat 6.4

Installing Talend Open Studio For Big Data 5.5.1 on Redhat 6.4

September 20, 2014 Rodgers Notes Writer 1 Comment

Here’s how to install Talend Open Studio For Big Data 5.5.1 on Redhat 6.4, and overcome the errors and gotchas.

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Posted in: Unix and Linux Filed under: hunspell, Java, Talend, xulrunner

Install Sqlite And Query Firefox Log Files Using SQL

September 10, 2014 Rodgers Notes Writer Leave a comment

Here’s how to install Sqlite on Linux Redhat 6.4 and query browser history, cookies, downloads, etc.

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Posted in: Unix and Linux Filed under: Firefox, SQL, sqlite, sqlite3

Four Ways To Install Software On Linux

September 9, 2014 Rodgers Notes Writer Leave a comment

Newbie installing software on Linux? Let me count the ways.

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Posted in: Unix and Linux

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