Saturday, March 23, 2024

South Carolina Datasets

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 There are a good number of datasets available online for mapping and gis applications. Here is a list of a few I have used: 1) SCDNR GIS da...
Monday, May 29, 2023

LuLu Publishing Review

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  Lulu offers an economical way to print one offs. I have printed several books, both in B&W and color and have been extremely pleased...
Monday, January 9, 2023

Correct spelling mistakes in SQLite

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  I have used the following method to check for and fix misspelled words in a SQLite database. Note: This was for a database with less than ...
Monday, October 17, 2022

3D Printed Pinhole Camera

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 Here is version II of my 3d printed camera with the telephoto extension. Here is the 50mm front piece. It uses a Skink pinhole.
Sunday, August 28, 2022

Lithophane Holder Remix

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 I liked the look of this Lithophane holder   but I did not like the 100mm x 100mm square lithophane size. So I used TinkerCAD  to enlarge t...
Saturday, June 18, 2022

Adding a drag chain to xTool D1

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While the xTool D1 is a decent laser engraving/cutting machine, it lacks some features that are useful - like drag chain for cables and homi...
Wednesday, May 11, 2022

Latest Image on xTool D1 and Laserburn

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Here's an image I engraved on 1/16 basswood plywood.
Tuesday, May 10, 2022

First experience on xTool D1 laser cutter/engraver

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After much deliberation I ordered a xTool D1 with 5W laser. It arrived promptly (from Amazon) and was well packaged. All parts were accounte...
Monday, April 25, 2022

Statue of Liberty Lithophane

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 Here are a couple of images of my Statue of Liberty lithophane made on Ender 3 Pro.  No Backlight Backlit I think it turned out pretty good...
Wednesday, March 30, 2022

Lithophanes (LPs) on the Ender 3 Pro

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My son bought an Ender 3 Pro sometime ago and printed a few toy figures and then it collected dust for a while. I got the printer and set it...