Monthly Archives: March 2015

How Kodak still survives

Posted on March 24, 2015 by robertwilkie

Since Kodak and Xerox have many ties together in Rochester, I thought I should put this under Xerox.  Its interesting to see how its still surviving. http://reframe.gizmodo.com/watch-how-kodak-survives-now-that-film-is-dead-1692629681

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5 price tracking tools

Posted on March 24, 2015 by robertwilkie

Nice article, it goes over 5 different price tracking tools, 2 that I use.  CamelCamelCamel I have used for years and same with slickdeals.  But Invisible Hand, CheapShark, and PriceZombie are new too me.  Actually I think I have heard … Continue reading →

Posted in Cheap | Comments Off on 5 price tracking tools

Making a simple pipe clamp

Posted on March 24, 2015 by robertwilkie

At first I thought someone just hacked off a gooseneck on a bike.  But I read the write up and the author took a piece of a pipe and make this with a bolt and a washer.  I am not … Continue reading →

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Threadless ballscrew

Posted on March 24, 2015 by robertwilkie

I had never heard of this before, the threadless ballscrew that basically uses bearings at an offset to move up and down a rod.  It looks like a good solution for things with a known weight/load on them.  But I … Continue reading →

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Build an arduino Jammer (433 MHz)

Posted on March 24, 2015 by robertwilkie

Nice project that I can totally see simplifying in cost and material.  Thought it looks like the author is using an old arduino anyways. Basically the author build a simple jammer for 433 frequency, think car alarms, cordless phones for … Continue reading →

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CMSMap, Look for flaws on your system

Posted on March 23, 2015 by robertwilkie

CMS, Content Management System (think wordpress sites), has been a new attack vector for hackers lately. CMSMap looks at several different types of CMS systems and tells you if there are any issues. http://www.darknet.org.uk/2015/03/cmsmap-content-management-system-security-scanner/

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Need to test and map out your network, use NetPi

Posted on March 23, 2015 by robertwilkie

I am always amazed what folks do with Raspberry Pi’s, this time a gent put an image together called NetPi to analyse your network and see what you have on it, test it out for preformance, and looks like it … Continue reading →

Posted in RaspberryPi, Security | Comments Off on Need to test and map out your network, use NetPi

print your on RC boat

Posted on March 23, 2015 by robertwilkie

After reading the article below, I checked out the blog, which is in japanese but you can get the gist of the ideas.  I like the builds for motors for the boats.  pretty simple idea and all printable. http://www.3ders.org/articles/20150321-3d-printed-boats-become-a-hit-for-both-adults-and-kids-in-japan.html http://trhk.exblog.jp/

Posted in CNC/3D-printing, Teaching and Learning | Comments Off on print your on RC boat

Add a reset switch to your RPi

Posted on March 23, 2015 by robertwilkie

OK so you don’t want to yank the power on your Raspberry Pi to reset it.  Here is a nice write-up on how to add a button to the RPi and a script so it will shutdown upon the switch … Continue reading →

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How to build a small Trebuchet

Posted on March 23, 2015 by robertwilkie

These kids did a nice job documenting the build of a Trebuchet.  I like the use of weights on the end.  If I understand it correctly, they bring the beam down, then put the weights on to launch. http://www.instructables.com/id/How-to-Build-an-Awesome-Trebuchet/?ALLSTEPS

Posted in Misc-Life, weapons | Comments Off on How to build a small Trebuchet