developer - Kubernet

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A collection of 20 posts

ELI5: Kubernetes

ELI5: Kubernetes

Explain it like I'm five: Kubernetes. Here are the big highlights that define the use case of Kubernetes.

Create a full-featured Kubernetes Cluster on your PC

Create a full-featured Kubernetes Cluster on your PC

With only a single command, you could have a fully-functional cluster running locally in seconds!

Sorting GitHub Repositories

Sorting GitHub Repositories

GitHub has taken a strong stance on not implementing a folder structures to support sorting of repositories. Why is that? They believe that it is unnecessary – and it is. Adding folders would add a layer of confusion that can be solved easily at a more meta level. This holds true

How to Keep up with the Rapid Pace of Azure

How to Keep up with the Rapid Pace of Azure

I work with Azure a lot. And as a Solutions Architect, I often find myself seeking answers to rather deep questions, refreshing my memory on old tech or concepts, or seeking new technology or solutions to solve my problems. I admit, it's extremely hard to keep up. Whatever the case,

Set a Default Namespace for Kubectl (And Easily Jump Between Namespaces)

Set a Default Namespace for Kubectl (And Easily Jump Between Namespaces)

A few quick and easy ways to switch contexts rapidly.

How to Make your Developers Work Faster

How to Make your Developers Work Faster

Find the courage to slow down so you can speed up. This counterintuitive approach is indubitably the most effective way to create a high-performing team or organization.

Choosing a Git Branching Strategy

Choosing a Git Branching Strategy

There are several out there, and a lot of opinions to go with them. Having served in a consulting capacity for many organizations, ranging from small startups to very large enterprises, I have seen all of the major strategies. I've even seen organizations make up their own strategies in an

How Many Kubernetes Clusters You Should Have 🚢

Azure Kubernetes Service

How Many Kubernetes Clusters You Should Have 🚢

At my current company, the powers that be have bought into a multi-cluster approach. I'm not saying 1 cluster per environment or region. No. I'm saying 1 non-production and 1 production cluster per system per region. Essentially, each team gets their own pair of clusters in each region we choose

Pipelines as Code - Don't Reinvent the Wheel

Pipelines as Code - Don't Reinvent the Wheel

The term "Pipelines as Code" means that you are defining the process through which your code moves from source control, all the way to running in production. This practice is absolutely necessary if you want to build a high performing development process that allows your system to be rapidly iterated

GitOps with Terraform for Kubernetes

Azure Kubernetes Service

GitOps with Terraform for Kubernetes

Did you know that Terraform can run kubectl commands? Yep! There's a provider for Kubernetes. The Kubernetes provider has a growing list of resources that you can manage via Terraform. For instance, you could declaratively and explicitly manage Kubernetes permissions via Terraform by defining roles and role bindings. Then when

Migrating to Kubernetes: A Manager's Guide to Effective Transition (Part 1)

Migrating to Kubernetes: A Manager's Guide to Effective Transition (Part 1)

For teams that are looking to build out a Kubernetes cluster and migrate their applications, my first reaction is always the same, no matter the skill-level and capability of the team. Here's something of how the conversation goes: First, let's identify your Kubernetes administrators and let them begin building out

When to use a StatefulSet in Kubernetes

When to use a StatefulSet in Kubernetes

To put it simply, a StatefulSet should be used to govern one or more related pods that need to track state in some way. A StatefulSet would be what you use instead of a Deployment. StatefulSets are a particularly cool implementation detail among Kubernetes workload APIs. It works very similarly

How to Get Started with Kubernetes

How to Get Started with Kubernetes

When getting started with Kubernetes, I was extremely lost. I tried jumping straight into the Kubernetes documentation, but I wasn't able to make sense of it all and where to begin. It's okay if that's where you are – that's totally normal. So, then, what is an effective way to get

CI/CD for Kubernetes Applications (Part 1)

CI/CD for Kubernetes Applications (Part 1)

So you're ready to automate your application deployment to Kubernetes. You've made the right choice! Let's consider what a pipeline might look like if you are using Kubernetes manifests directly without the use of a tool such as Helm. In other words, you just have some YAML files sitting somewhere

MacOS Xcrun Error

MacOS Xcrun Error

Did you get this error when running a git command? xcrun: error: invalid active developer path (/Library/Developer/CommandLineTools), missing xcrun at: /Library/Developer/CommandLineTools/usr/bin/xcrun No problem! Just run this command to fix it (even if you've installed it before): xcode-select --install If that doesn't to completely

Effective Microservices

Effective Microservices

I recently gave a talk at the Orlando Backend Devs Meetup on Effective Microservices. Here is the video...

Error Handling in Go Programming Language

Error Handling in Go Programming Language

In the Go programming language, I often see errors being handled in a careless manner that is difficult to maintain. This common mistake has prompted me to make a video that demonstrates the basic fundamentals of error handling in Go

Getting started with the Go programming language

Getting started with the Go programming language

With its popularity on a wild rise for several years in a row, Go is a language worth spending some time with in your spare time.