Karl McCollester
When you add a new Ubiquiti device to your network, it’s relatively easy to connect to it: Once you complete adoption in your controller, the login information is reset. The new login information is defined in your Ubiquiti Controller under ‘Settings’ – ‘System’ – ‘Device Authentication’: You can choose to disable ssh completely by unchecking […]
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TLDR: Being a solo founder is tough. Find a community.
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I saw an article that Ubuntu 2022.10 had been released, which spurred me to finally upgrade my Dell laptop from 2018.4 to 2022.4 Everything went great!… until I went to write some code.
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Let’s say you have a Business class in Rails..and maybe you want to records mergers, so you want to create a Merger class. Normally, when we create a model, we use the references type: so rails will automatically create both the <model>_id fields and the index: In this case though, we don’t want to reference […]
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A fundraising group to which I belong took up ‘The E-Myth Revisited‘ by Michael Gerber as reading material. Here’s what I took away: The Three Personalities: We each have three different mindsets warring within us with three distinctly different views: the entrepreneur (The optimist/visionary/dreamer), the manager (The planner/organizer/risk-avoider), and the Technician (The doer, tinkerer, perfecter). […]
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With the tariffs levied by the Trump administration and the maintained by the Biden administration, it seemed to me that the American philosophy with China of engagement to further democracy had quietly undergone a bipartisan change. I realized I knew very little about post WWII China that wasn’t vaguely related to movies. I had no […]
Continue ReadingToday I was working on an pdf.erb view template in rails. In this case, I wanted to add into the PDF some images that we stored in cloudinary. My first instinct was to use the image tag that’s part of the cloudinary gem: However, the image would not display. Since I’ve rendered images in other […]
Continue ReadingI was configuring a Netgear switch today and having trouble getting everything working. Having only worked with Cisco folks and switches previously, I was completely unaware of the PVID setting until I read the Netgear helpdoc on setting a trunk port. I got everything working but still wasn’t clear until I read Jason Doolittle’s article. […]
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When writing a Rails app I love polymorphic relations. If there’s a good chance I can reuse a model with other objects and I can’t make it a PORO (plain old Ruby object), my relation of choice is likely to be a polymorphic one. Once challenge with polymorphism is documenting the interface future objects will […]
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