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DevOps Cloud Academy

Exploring industry DevOps practices and technical expertise.

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Latest from DevOps Cloud Academy

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DevOps Cloud Academy
DevOps Cloud Academy
Jun 18, 2024 · Operations

Essential kubectl Commands for DevOps Engineers

This guide presents a comprehensive collection of the most important and frequently used kubectl commands, explaining how to retrieve version information, manage clusters, list resources, manipulate contexts, create, update, patch, scale, expose, delete, and debug Kubernetes objects, as well as format output and control verbosity, enabling DevOps engineers to efficiently operate Kubernetes clusters.

CLIDevOpsKubernetes
0 likes · 14 min read
Essential kubectl Commands for DevOps Engineers
DevOps Cloud Academy
DevOps Cloud Academy
Jun 17, 2024 · Cloud Native

Comprehensive Guide to Setting Up a CI/CD Pipeline with Jenkins, Docker, SonarQube, and ArgoCD on AWS and Kubernetes

This step‑by‑step tutorial explains how to configure a full CI/CD pipeline using Jenkins, Maven, Docker, SonarQube, Helm, and ArgoCD on an AWS EC2 instance with Kubernetes, covering version‑control setup, instance provisioning, credential management, pipeline scripting, and automated deployment.

AWSArgoCDCI/CD
0 likes · 20 min read
Comprehensive Guide to Setting Up a CI/CD Pipeline with Jenkins, Docker, SonarQube, and ArgoCD on AWS and Kubernetes
DevOps Cloud Academy
DevOps Cloud Academy
Jun 4, 2024 · Operations

Comprehensive DevOps Guide: Collaboration, Automation, CI/CD, IaC, Monitoring, and Logging with Practical Code Examples

This comprehensive DevOps guide explains core concepts such as collaboration, automation, CI/CD pipelines, infrastructure as code, and monitoring/logging, and includes practical code examples for Git, shell scripts, Jenkins, GitHub Actions, AWS CodePipeline, Ansible, Docker Compose, Prometheus, Grafana, Fluentd, and Elasticsearch.

AutomationCI/CDDevOps
0 likes · 17 min read
Comprehensive DevOps Guide: Collaboration, Automation, CI/CD, IaC, Monitoring, and Logging with Practical Code Examples
DevOps Cloud Academy
DevOps Cloud Academy
Jun 3, 2024 · Fundamentals

Understanding NULL: The Silent Killer in Code and How to Mitigate Its Risks

NULL, the ubiquitous placeholder for missing values, can silently introduce bugs, crashes, and data inconsistencies across languages and databases, but by understanding its pitfalls and applying strategies like optional types, default values, Null Object patterns, and proper database constraints, developers can significantly improve code reliability.

Error HandlingNULLOptional
0 likes · 10 min read
Understanding NULL: The Silent Killer in Code and How to Mitigate Its Risks
DevOps Cloud Academy
DevOps Cloud Academy
May 31, 2024 · Cloud Native

Optimizing RabbitMQ Performance on Kubernetes

This guide explains how to deploy RabbitMQ on Kubernetes and improve its performance through Helm installation, resource tuning, monitoring, scaling, security hardening, and advanced configuration techniques, providing practical code examples for each step.

HelmKubernetesRabbitMQ
0 likes · 9 min read
Optimizing RabbitMQ Performance on Kubernetes
DevOps Cloud Academy
DevOps Cloud Academy
May 30, 2024 · Operations

Case Study: Overcoming Resistance in a Large Manufacturing Company's IT Department During DevOps Transformation

This case study describes how a large manufacturing company's IT department, led by Michael, overcame strong internal resistance from senior staff to transition from a traditional waterfall development model to an agile and DevOps approach through personalized communication, stakeholder engagement, and transparent implementation planning.

DevOpsIT transformationagile
0 likes · 8 min read
Case Study: Overcoming Resistance in a Large Manufacturing Company's IT Department During DevOps Transformation