Tag Archives: Quality tools

Mistake Proofing Deployment of Software Code

Posted on May 19, 2010 by John Hunter

This is a continuation of my previous post: Improving Software Development with Automated Tests. Lets look at a typical poka-yoke example. A USB connector must be put in the right way up – for the connection to work properly and … Continue reading →

Posted in Management, Quality tools, Software Development | Tagged management, Process improvement, Quality tools, Ruby, Software Development | 6 Comments

Combinatorial Testing – The Quadrant of Massive Efficiency Gains

Posted on May 17, 2010 by John Hunter

My brother, Justin Hunter, gives a lightning talk on Combinatorial Testing – The Quadrant of Doom and The Quadrant of Massive Efficiency Gains in the video above. The following text is largely directly quoted from the talk – with a … Continue reading →

Posted in Quality tools, Software Development | Tagged Design of Experiments, Quality tools, Software Development, software testing, webcast | 3 Comments

Improving Software Development with Automated Tests

Posted on March 8, 2010 by John Hunter

Automated software testing is a mistake proofing (poka-yoke) solution for software development. The way automated testing works is that software code is written that tests the software code of the application. This automated testing code test that business rules are … Continue reading →

Posted in IT, Lean thinking, Management, Process improvement, Quality tools, Software Development | Tagged agile management, Deming, John Hunter, Lean thinking, poka yoke, Process improvement, Quality tools, quote, Ruby, Software Development, software testing | 8 Comments

Toyota Stops Lines – Lots of Lines

Posted on January 26, 2010 by John Hunter

The practice of stopping (either the machine automatically detecting a problem and stopping or a person stopping) the line when a problem is detected is part of Jidoka. Jidoka is also highlighting and making problems visible. Jidoka and Just in … Continue reading →

Posted in Lean thinking, Management, Manufacturing, Toyota Production System (TPS) | Tagged lean manufacturing, Manufacturing, Quality tools, Toyota, Toyota Production System (TPS) | 3 Comments

Prophet Unheard: Dr. W. Edwards Deming – 1992

Posted on January 25, 2010 by John Hunter

[embedded webcast links removed because they have been removed from YouTube. To see video with W. Edwards Deming see the Deming Institute YouTube channel.] This is an interesting video on Deming and American management (by the BBC in 1992): Prophet … Continue reading →

Posted in Data, Deming, Management, Manufacturing, Quality tools, Respect | Tagged Data, Deming, Japan, Management, management history, managing people, Quality tools, respect for people | 1 Comment

Video Overview of the PDSA Cycle

Posted on December 20, 2009 by John Hunter

Robert Lloyd, PhD From the IHI Open School‘s, presents a nice overview of the PDSA Cycle (plan-do-study-act). The webcast includes an example of using PDSA to improve the discharge process for a hospital. As I have said many times the … Continue reading →

Posted in Deming, Health care, Management, Process improvement, Quality tools, Science, webcast | Tagged Deming, Health care, management webcast, Process improvement, Quality tools | 2 Comments

Making Better Decisions

Posted on November 24, 2009 by John Hunter

I think the most important thing you can do to make better decisions is to learn from the decisions you make. It sounds easy, but very few people do so effectively. The best strategy to learn from decisions is to: … Continue reading →

Posted in Management, Process improvement, quote, Systems thinking | Tagged Career, continual improvement, Data, John Hunter, learning, management, Process improvement, Quality tools, quote, Systems thinking, tips | 4 Comments

Baking in Quality to Software Development

Posted on August 15, 2009 by John Hunter

One of the reasons my organizations switched to Ruby on Rails for software development was the great integration with automated testing. We always wanted to have good test coverage on our software applications (which are web applications – some used … Continue reading →

Posted in Deming, IT, Lean thinking, Management, Process improvement, Quality tools, Software Development | Tagged agile management, Deming, inspection, Lean thinking, Quality tools, Ruby, Software Development, software testing | 2 Comments

Red Bead Experiment Webcast

Posted on April 22, 2009 by John Hunter

Dr. Deming used the red bead experiment to present a view into management practices and his management philosophy. The experiment provides insight into all four aspects of Dr. Deming’s management system: understanding variation, understanding psychology, systems thinking and the theory … Continue reading →

Posted in Data, Deming, Education, Management, Performance Appraisal, Psychology, quote, Respect, webcast | Tagged control chart, Data, Deming, Fun, management, management experts, Performance Appraisal, Psychology, Quality tools, training, variation, webcast | 3 Comments

Checklists in Software Development

Posted on April 7, 2009 by John Hunter

Verify your work with checklists WHO has recently shown that surgical deaths can be reduced by a third when hospitals follow their Surgical Safety Checklist. The checklist is very low tech. It includes questions like whether the patient has been … Continue reading →

Posted in Deming, IT, Management, Process improvement, Quality tools, Software Development | Tagged checklist, Process improvement, Quality tools, Software Development | 3 Comments