Rundeck Configuration Options – rundeck-config.properties
🔧 Rundeck Configuration Options 1. General Settings Property Description Example loglevel.default Sets the default log level for jobs. Options: ERROR, WARN, INFO, VERBOSE, DEBUG. INFO rdeck.base Specifies the base directory…
Read more »Rundeck Community Edition: Authentication & Authorization Tutorial
Here’s a detailed tutorial for Authentication and Authorization in Rundeck Community Edition. This guide includes setup for both file-based authentication and role-based access control (RBAC) using ACL policy files. 🔐…
Read more »Terraform source for Modules from Git: All Patterns & Examples
Here’s a comprehensive tutorial on all valid Terraform module “source” Git URL patterns, with clear examples (no Drivemode references), so you can master using modules from GitHub, GitLab, Bitbucket, and…
Read more »From Quantum to Cosmos: The Role of AI in Shaping the Future of Physics
The fusion of artificial intelligence and physics is unlocking a new era of scientific exploration. What once required decades of experimentation and theoretical contemplation can now be accelerated through machine…
Read more »New Relic API Guide – Step-by-Step Tutorial with Example
Here is a step-by-step tutorial on how to work with the New Relic API, including how to create an alert condition using the API. 🚀 New Relic API Guide –…
Read more »New Relic Log Search Tutorial with Examples
Here is a comprehensive tutorial for New Relic Log Search covering all the items you’ve listed, with real-world examples specifically tailored for Linux and Apache logs. The queries assume your…
Read more »Why Your Games Run Clearly with the ELK Stack
Learn how ELK Stack tools like Logstash, Elasticsearch, and Kibana help developers detect and resolve gameplay lags and freezes across all platforms. How the ELK Stack Helps Detect Lags and…
Read more »Rundeck Project SCM Export and SCM Import
The Rundeck Project SCM Export and SCM Import features are designed to version control your job definitions and project configuration, by integrating Rundeck projects with a source control management system…
Read more »Rundeck – Methods to Run Ansible from Rundeck
Here’s a complete guide to running Ansible Playbooks using Rundeck, covering all supported methods, including what you’ve done, plus troubleshooting options and best practices. ✅ Goal Run an Ansible Playbook…
Read more »What is Ruby on Rails and use cases of Ruby on Rails?
What is Ruby on Rails? Ruby on Rails, often referred to simply as Rails, is an open-source web application framework written in the Ruby programming language. It follows the Model-View-Controller…
Read more »What is Flask and use cases of Flask?
What is Flask? Flask is an extensible and lightweight web framework for Python. It is designed to be simple and easy to use, making it an excellent choice for building…
Read more »What is Fortify and How it works? An Overview and Its Use Cases
🛡️ What is Fortify? Fortify is a Static Application Security Testing (SAST) tool developed by Micro Focus (now part of OpenText). It helps developers and security teams identify vulnerabilities early…
Read more »How to install and Configure Rundeck?
System Requirements for Rundeck Supported Operating Systems: Amazon EC2 Supported Database. Supported Log store Others Important Network access How to Install Rundeck OSS in Ubtunu? Step 1- Install Java $…
Read more »GRPC: AWS ALB “downgrades HTTP/2 → HTTP/1.1
Excellent question. When we say AWS ALB “downgrades HTTP/2 → HTTP/1.1”, it means that although the client connects to ALB over HTTP/2, ALB then connects to your backend (e.g., EKS…
Read more »gRPC REST GraphQL & WebSocket – A example
That’s a great question. The reason it’s hard to visually spot the difference in a gRPC request is because it’s a binary protocol over HTTP/2, unlike human-readable formats like REST…
Read more »gRPC Full Guide: Concepts, Implementation
Here’s a complete and standalone guide to gRPC, suitable for beginners and intermediate engineers who want to use gRPC in real-world applications, especially in a cloud-native or AWS-based architecture. 🌐…
Read more »Comprehensive Guide to Communication Protocols
This guide covers the most common communication protocols used in modern cloud-native architectures, compares their capabilities, and discusses when to use each. It also analyzes support and limitations within the…
Read more »Rundeck Assignments 2 – Windows
Rundeck Student Assignments (Windows Local Node) 📝 Setup Prerequisites: 🎓 Assignment List Assignment 1: Hello World in PowerShell Objective: Run a basic PowerShell script as a Rundeck job. Assignment 2:…
Read more »Rundeck Assignments 1 – Linux
Rundeck Student Assignments (Local Node Only) — Assignment 1: Hello World Job Objective: Learn to create and execute your first Rundeck job. Assignment 2: Disk Usage Check Objective: Monitor disk…
Read more »What is Rundeck?
✅ What is Rundeck? Rundeck is an open-source tool used for Runbook Automation, designed to help DevOps teams, SREs, and IT operations teams automate routine tasks, reduce toil, and manage…
Read more »Rundeck Basic Workflow: Step-by-Step
Here’s a clear explanation of the Rundeck Basic Workflow, perfect for beginners or teams implementing Rundeck for the first time. 🔄 Rundeck Basic Workflow: Step-by-Step This describes the standard flow…
Read more »Top 21 DevSecOps Tools with Key Features
Here’s a curated list of the 21 most popular and widely adopted DevSecOps tools in 2025, along with short descriptions and a summary comparison table at the end. 🔐 Top…
Read more »Feature-by-Feature Comparison: Argo CD vs Flux
Here is a very comprehensive, feature-by-feature comparison between Argo CD and Flux, including: 📊 Feature-by-Feature Comparison: Argo CD vs Flux Feature Argo CD Flux GitOps Core Functionality ✅ Yes ✅…
Read more »OpenShift – Practical Guide to NetworkPolicy
URL – https://www.devopsschool.com/blog/kubernetes-cks-network-policy-example-code/ 🔐 OpenShift NetworkPolicies Tutorial (with httpd in test2 namespace) 🎯 Goal You will: ✅ Deploy an httpd server✅ Launch test clients to access it✅ Apply NetworkPolicy to:…
Read more »OpenShift BuildConfig Tutorial
✅ What is OpenShift BuildConfig? BuildConfig in OpenShift is a Kubernetes-native custom resource provided by OpenShift that defines how to build a container image from source code. It automates the…
Read more »Top Free WordPress Themes for Technical Blogging
Here are some 100% free, full-page, mobile-friendly WordPress themes ideal for technical blogging — clean code, responsive design, fast performance, and great typography for long-form content. ✅ Top Free WordPress…
Read more »Increasing the Maximum Image Upload Size on a WordPress Site
Increasing the upload file size limit in WordPress allows you to upload larger images (or other media) without errors. Many hosting providers set a default upload limit (often anywhere from…
Read more »Top Real-Time Collaborative Web-Based Text Editors
Here’s a comprehensive list of top real-time collaborative, web-based text editors, including both open-source/self-hostable and cloud/SaaS platforms. Each tool includes its key features, and a feature-by-feature comparison follows to help…
Read more »List of best localization and translation platforms
Here’s a comprehensive list of localization and translation platforms categorized into Open Source, Cloud-based (SaaS), and Self-hosted/Enterprise solutions. Each tool includes a key feature, and at the end, you’ll find…
Read more »