#devops Development Tutorials & Tips | Roast Dev

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Battling "Connection Refused" and "Externally-Managed-Environment" on AWS EC2

Deploying applications on AWS can be a rewarding experience, but it also comes with its share of challenges. Today, I wrestled with a couple of common (and some not-so-common) errors while setting up ...

11.03.2025 0 Read More

DevOPs Learning

🚀 Starting My DevOps Journey: Linux Mastered! Hey Devs! 👋I’m excited to share that I’ve officially embarked on my DevOps journey, and my first milestone is mastering Linux! 🎯🔥 Why Linu...

11.03.2025 0 Read More

Calico Network Policy

In this article we are going to learn about Calico Network policy. But first let us focus on the basics and learn what is a Kubernetes network policy. Kubernetes Network Policy Basics ...

11.03.2025 0 Read More

Resolving dpkg Lock Contention in Ubuntu Deployments

Are you seeing the following error causing a failure in your deployment process? ⛶module.nginx.digitalocean_droplet.nginx (remote-exec): E: Could not get lock /var/lib/dpkg/lock-frontend. It is held...

11.03.2025 0 Read More

Simplifiez votre infra avec les Stacks Terragrunt

Terragrunt, l'outil de gestion de configurations pour Terraform, a récemment introduit une fonctionnalité majeure : les stacks. Cette nouveauté vise à simplifier et optimiser la gestion des infras...

11.03.2025 0 Read More

Why & When to use GitOps: Use-Cases & Principles

Optimizing Kubernetes Management with GitOps and CD Tools.We’ve come a long way from the days of deploying releases to individual machines, whether manually or by an automated process. The de-facto ...

11.03.2025 0 Read More

How I Stopped Restarting My Go Server Every Time I Changed a Config

You know that feeling when you're debugging something small, and suddenly, it turns into a whole production issue? That was me at 2 AM, staring at my terminal, wondering why my Go service wouldn’t p...

11.03.2025 0 Read More

Deploying a Node.js Application with Kustomize on Minikube

Introduction In this article, we will explore how to deploy a Node.js application using Kustomize on a Minikube cluster. We will cover the project structure, Dockerfile setup, Kubernetes mani...

11.03.2025 0 Read More

What Is DevOps? Demystifying Its Purpose, Importance, and Role in Tech

Introduction Have you ever wondered how your favorite apps like Netflix or Instagram manage to roll out new features so quickly without crashing? Or how they fix bugs almost instantly, even w...

11.03.2025 0 Read More

Zhiyuan Robotics Unveils Lingxi X2: The Humanoid Robot Redefining AI Interaction

I. Breaking News: Lingxi X2 Ushers in the Era of Millisecond-Level Responsiveness On March 11, 2025, Peng Zhihui (aka "Zhi Hui Jun"), the former Huawei prodigy and founder of Zhiyuan Robotics, unveile...

11.03.2025 0 Read More

Battling "Connection Refused" and "Externally-Managed-Environment" on AWS EC2

DevOPs Learning

Calico Network Policy

Resolving dpkg Lock Contention in Ubuntu Deployments

Simplifiez votre infra avec les Stacks Terragrunt

Why & When to use GitOps: Use-Cases & Principles

How I Stopped Restarting My Go Server Every Time I Changed a Config

Deploying a Node.js Application with Kustomize on Minikube

What Is DevOps? Demystifying Its Purpose, Importance, and Role in Tech

Zhiyuan Robotics Unveils Lingxi X2: The Humanoid Robot Redefining AI Interaction

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