Programming Dynamic database driven authorization policies in .NET Core 3.0 (Blazor) Assume we had a requirement to dynamically load our authorization policies from a database. To make things easy, let's make the policies specific to a given resource, or page. Different pages can share
Programming Baremetal programming, Assembly Language, and FPGAs I've been exploring how to program in assembly language lately. It's been a fun experience. I just ordered a Raspberry Pi 4 with 4GB of RAM from Adafruit. It should be here by
Programming Getting Started with microservices the sane way. Part 4: Tying it all together with logstash Tying rabbitMq to logstash and integrating with elasticsearch and kibana
Programming Getting Started with microservices the sane way. Part 3: ElasticSearch and Kibana Set up a basic kibana and elasticsearch docker instance in order to explore the demo data and see how they work.
Programming Getting Started with microservices the sane way. Part 2: RabbitMq Minimal setup for a rabbitMq instance running in a Docker Container.
Programming Getting started with Microservices the sane way. Part 1: Introduction When thinking about microservices you have to think beyond the APIs. Maintaining communication and consistency is where it starts getting complicated.
Programming Useful docker and docker-compose commands Commonly used docker commands that I sometimes take for granted until I forget one of them.
Programming Create a simple IRC Bot with .NET Core I had an urge to write a simple IRC chat bot with .NET core. Why? Just because I could. I wanted a quick project for the night, so I figured out how to
3D Printing Simple 3D printed vase code for OpenSCAD I goofed around with OpenSCAD tonight and came up with a little module that I'm using to create models to be printed in vase mode on my 3D printer. You can find the
3D Printing Programming + 3D printing = bliss I just wrote my first program using OpenSCAD. It's a free tool for writing code that generates 3D models. It's very powerful and I wanted to give it a try. I decided to
Electronics Tutoring Day 2 - Python Today was day 2 of the tutoring session for a coworker's daughter. She's into 3D printing, coding, and electronics, so I volunteered to help her learn the topics. Today, she wanted to start
Programming Why we decided to stop using Entity Framework and go back to ADO.NET While our newest solution is far from architecturally cool, we think it will be easier for the lesser experienced (and new) developers to work with. We are in a market that doesn't have much IT talent.
Programming How to fix "Oracle Developer Tools for Visual Studio 2017 is already installed. Please uninstall and try again." I recently uninstalled Oracle Developer Tools for Visual Studio to try and pinpoint the source of another issue I was having. However, the uninstall failed with the following log (apparently, there was still
Programming Is it Intelligent? The Braitenberg Vehicle Back in 2010, I started reading a book titled Vehicles - Experiments in Synthetic Psychology written by Valentino Braitenberg in 1984. Braitenberg was a cyberneticist and wrote this book as a series of
Programming C# Building your own extension methods. C# has had extension methods since 2007 and with it came LINQ (Language INtegrated Query) and a massive set of extension methods that changed C# development forever. It is a prime candidate for
Programming GitHub is not necessarily the best judge of developer skill I recently read where someone said that GitHub was the place to go to determine a developer's skill level. I have to say that I totally disagree with this statement. It might be
Programming How to add Prism Syntax Highlighting to your Ghost blog I have been using Ghost pro for a few years now as my blogging platform and I love it. However, its lack of code formatting (syntax highlighting) has made it difficult to use
Art Staring at a blank canvas I recently bought painting supplies. The whole works; Brushes, Canvases, Paints. I even bought a new easel. I managed to paint one painting using the intuitive painting technique. However, I keep finding myself
Programming Getting your head around ASP.NET MVC(Model-View-Controller) CORE When I made the switch from Web Forms to MVC a few years back. I thought my head was going to explode. It's loose coupling allows it to do a lot of magic
Entity Framework Entity Framework Composable Queries using LinqKit One of the biggest drawbacks to SQL is the inability to reuse pieces of a query. Technically you can create views but then you wind up joining views to views consuming views and
Programming Driving the Max 7219 7-Segment Display Module from ASP.NET Core on the Raspberry Pi In a previous blog post, I discussed how to create a dotnet core 2.0 WebApi application to run on the Raspberry Pi and trigger an LED. This post will build upon that
Programming Is the feedback loop the key to a learning computer? When I was in my early 20's, I setup my Korg Poly-Six synthesizer so that the audio output fed into a Radio Shack (Realistic) Reverb Machine with the output of that going back
.NET Core Running a .NET Core 2.0 WebApi app on the Raspberry Pi (Raspbian) I wanted to create a web api app that answered calls on my Raspberry Pi. The first step I learned was how to install and configure .NET core 2.0 on the Raspberry
Electronics The Hand-MIDI Interface Project - Adafruit Feather 32u4 with Magnetometer A few months ago, I had an idea to create a new musical instrument that mounted on a glove. I used a cycling glove that I had from that time that I bought
Programming C# Introduction to Expression Trees Recently I was in a situation where I needed to write my own expression trees to be consumed by Entity Framework. I thought that it would be a good opportunity to pass what