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Fire Breathing Arduino Pumpkin With IR Remote Control

A small change to another fire-breathing Arduino pumpkin replaces a proximity sensor with an small IR remote control.
Fire Breathing Arduino Pumpkin With IR Remote Control from Mark Anderson on Vimeo.   A small change to another fire-breathing Arduino pumpkin replaces a proximity sensor with… http://www.markandersononline.com/blog/fire-breathing-arduino-pumpkin-ir-remote-control/

Arduino Project – LED Skull 4: Add HC-SR04 Ultrasonic Module

The next step in creating a spookier skull was to add an HC-SR04 ultrasonic module that would fire the LEDs based on proximity to a viewer.
  The next step in creating a spookier skull was to add an HC-SR04 ultrasonic module that would fire the LEDs based on proximity to a viewer.   The existing code works… http://www.markandersononline.com/blog/arduino-project-led-skull-4-add-hc-sr04-ultrasonic-module/

Discoverability: If It Isn't Found It Isn't There

In design, discoverability, refers to users' ability to find key information. If something isn't discoverable, it might as well not even be there.
  In design, discoverability, refers to users' ability to find key information. If something isn't discoverable, it might as well not even be there.   The restrooms at the… http://www.markandersononline.com/blog/discoverability-if-it-isnt-found-it-isnt-there/

New Solution To An Old Problem With Online Flower Sales

Addressing an ongoing problem in online flower sales – the disparity between arrangements designed to look good on camera vs. looking good in real life.
  Addressing an ongoing problem in online flower sales – the disparity between arrangements designed to look good on camera vs. looking good in real life.   Addressing an… http://www.markandersononline.com/blog/new-solution-old-problem-online-flower-sales/

Arduino Project – LED Skull Eyes 3: Adding a Second Eye

The next step involves adding a second "eye" (LED), independent of the first, to maintain the wink effect.
  The next step involves adding a second "eye" (LED), independent of the first, to maintain the wink effect.   So far the kids have wired up one LED, and modified a basic… http://www.markandersononline.com/blog/arduino-project-led-skull-eyes-3-adding-second-eye/

Confirmation Bias For Sports Fans

NCAA football rankings are a great example of confirmation bias and the commitment and consistency effect.
  NCAA football rankings are a great example of confirmation bias and the commitment and consistency effect.   If your team is ranked well and gets beaten by, or just… http://www.markandersononline.com/blog/confirmation-bias-sports-fans/

Arduino Project – LED Skull Eyes 2: Wink Effect

More variables and the addition of a "wink" effect to make the LED skull eyes seem more animated.
  More variables and the addition of a "wink" effect to make the LED skull eyes seem more animated.   As the kids started playing with the brightness and pause values that… http://www.markandersononline.com/blog/arduino-project-led-skull-eyes-2-wink-effect/

Arduino Project – LED Skull Eyes 1

The first part of this project (adding LED "eyes" to a skull, driven by an Arduino UNO) was about teaching code optimization, abstraction and commenting.
  The first part of this project (adding LED "eyes" to a skull, driven by an Arduino UNO) was about teaching code optimization, abstraction and commenting.   As a starting… http://www.markandersononline.com/blog/arduino-project-led-skull-eyes-1/

Open Safari Without Opening Windows From The Last Session

How to open Safari without automatically re-opening windows/tabs from the last session. This can save you if you ever run into ransomware.
  How to open Safari without automatically re-opening windows/tabs from the last session. This can save you if you ever run into ransomware.    Earlier in the year a… http://www.markandersononline.com/blog/open-safari-without-opening-windows-last-session/

Websites For Florists: The Best Never Rest

True professionals, truly focussed on how their ecommerce websites perform... they were all at the 2016 SAF Annual Convention, learning and evolving.
  True professionals, truly focussed on how their ecommerce websites perform... they were all at the 2016 SAF Annual Convention, learning and evolving.   The field of… http://www.markandersononline.com/blog/websites-florists-best-never-rest/

Arduino IDE "'lt' was not declared in this scope" Error

Be aware of a small encoding issue and the resulting "lt/gt was not declared in this scope" error when pasting into the excellent Arduino IDE for Mac.
  Be aware of a small encoding issue and the resulting "lt/gt was not declared in this scope" error when pasting into the excellent Arduino IDE for Mac.   I recently… http://www.markandersononline.com/blog/arduino-ide-lt-was-not-declared-scope-error/

A Complete Guide To Buying Her Flowers Revisited (Again)

A few more comments on the post "A Complete Guide To Buying Her Flowers", from someone who has been around flowers for decades.
  A few more comments on the post "A Complete Guide To Buying Her Flowers", from someone who has been around flowers for decades.   A few more comments on the post A… http://www.markandersononline.com/blog/complete-guide-buying-her-flowers-revisited-again/