Category Archives: Today I Learned

Today I Learned how to Secure the Delayed Job Page with Spree Users

Posted on September 4, 2020 by Chris C

A client has an online store that is powered by an older version of Spree. I’m in the process of upgrading it and adding features to it at the same time. It’s a slow process as upgrading to newer versions … Continue reading →

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Today I Learned Altering a SQL Column Removes it’s Default Value

Posted on January 12, 2020 by Chris C

This one I actually already knew but temporarily forgot about it so got to relearn it. In MySQL, and many other databases, updating the column with an ALTER statement will remove any properties not explicitly listed. For example, say you … Continue reading →

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Today I Learned About GitHub’s Dependabot

Posted on June 24, 2019 by Chris C

Recently I created a CI build for the Introduction to ORM for DBAs presentation example code. One of the reasons I picked this code base was so I could try out Dependabot for the security alerts I’m getting. The security … Continue reading →

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Today I Learned How to Setup Azure Pipelines CI

Posted on June 17, 2019 by Chris C

Our last EDMUG meetup was an excellent presentation about Azure DevOps. Azure DevOps reminds me of GitLab where it is more then just continuous integration (CI). It includes issues tracking, repositories, and continuous delivery. All pretty standard stuff. However, one … Continue reading →

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Today I Learned How to Create a React-Rails App

Posted on January 7, 2019 by Chris C

A working example can be found here in the Saturday MP Examples GitHub. First thing you need to do is create a basic Rails app as outlined in my previous post.  My setup is the same as creating Rails app: Ubuntu 18.04 LTS host … Continue reading →

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Today I Learned how to Generate a ERD for Rails Application

Posted on November 18, 2018 by Chris C

Back in the day Rails apps didn’t add foreign keys to database tables.  Believe it or not this was a feature not a bug.  The idea was that you shouldn’t “repeat” the relationship between you models in the code and … Continue reading →

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Today I Learned how to Create Rails Docker Container Without Ruby Installed

Posted on July 22, 2018 by Chris C

I was curious to see if I could create a Docker container for a new Rails project without having Ruby or Rails installed on the host machine.  To do this I created a new Ubuntu 18 virtual machine with the … Continue reading →

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Today I Learned how to Run SQL Server on a Mac using Docker

Posted on April 30, 2018 by Chris C

Working on my code example for my upcoming SQL Saturday 710 talk I ran into a performance issue.  My laptop is an older MacBook Pro and I was trying to run my example on a Windows virtual machine… What is … Continue reading →

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Today I Learned how to Run SpinRite on a UEIF Motherboard

Posted on March 15, 2018 by Chris C

I have a Synology NAS that has starting acting up.  By acting up I mean I can’t connect to it and it requires a unplugged reboot to fix it.  Power button no work.  After doing some detective work I’m not sure … Continue reading →

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Today I Learned how to Copy a Putty Key From Windows to a Mac

Posted on February 23, 2018 by Chris C

You created a private Putty key on Windows workstation to access a remote service but now you need to access that same remote service from a Mac workstation.  In my case I need to access the same Git repository from … Continue reading →

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