Layer Line Removal Putty Reviewed
https://hackaday.com/2022/03/16/layer-line-removal-putty-reviewed/

[Teaching Tech] is not alone in hating layer lines in 3D prints and also hates sanding. He recently tried Incredafill putty, a UV-curable putty that you can use to cover …read more (https://hackaday.com/2022/03/16/layer-line-removal-putty-reviewed/)

Linux Fu: Simple Pipes
https://hackaday.com/2022/03/16/linux-fu-simple-pipes/

In the old days, you had a computer and it did one thing at a time. Literally. You would load your cards or punch tape or whatever and push a …read more (https://hackaday.com/2022/03/16/linux-fu-simple-pipes/)

Eight RS232 Ports, One Ethernet Port
https://hackaday.com/2022/03/16/eight-rs232-ports-one-ethernet-port/

When it comes to impromptu enclosures, [Paul Wallace] is a man after our own hearts, for his serial-to-Ethernet converters allowing him to control older test equipment were housed in takeaway …read more (https://hackaday.com/2022/03/16/eight-rs232-ports-one-ethernet-port/)

Our Favorite Things: Binary Search
https://hackaday.com/2022/03/16/our-favorite-things-binary-search/

You might not think that it would be possible to have a favorite optimization algorithm, but I do. And if you’re well-versed in the mathematical art of hill climbing, you …read more (https://hackaday.com/2022/03/16/our-favorite-things-binary-search/)

Spark Plug and Plumbing Parts Bring Nitrogen Laser Under Control
https://hackaday.com/2022/03/16/spark-plug-and-plumbing-parts-bring-nitrogen-laser-under-control/

When it comes to high-speed, high-voltage switching, there are a wealth of components to choose from — MOSFETS, thyristors, IGBTs, and even vacuum tubes like thyratrons. But who needs all …read more (https://hackaday.com/2022/03/16/spark-plug-and-plumbing-parts-bring-nitrogen-laser-under-control/)

Tired of 3D Printed Skirts? Try Kisses
https://hackaday.com/2022/03/16/tired-of-3d-printed-skirts-try-kisses/

One popular option when 3D printing is to have the printer draw a loop or two around the print before starting. This serves several purposes: it clears the print head …read more (https://hackaday.com/2022/03/16/tired-of-3d-printed-skirts-try-kisses/)

Cheap Spot Welder Teardown
https://hackaday.com/2022/03/16/cheap-spot-welder-teardown/