Docker for IT Professionals

Docker containers has moved beyond a buzzword to become a cornerstone of modern infrastructure and software deployment.  At its core, Docker addresses long-standing challenges in application portability, dependency management, and environmental consistency, offering a totally new way to approach to how we build, ship, and run software. Historically, the phrase “it works on my machine” Read More …

Notes – continuous integration and continuous delivery (CI/CD) platform

A Continuous Integration and Continuous Delivery (CI/CD) platform is a suite of tools and services that automate the software development lifecycle, from code integration to deployment. It provides a structured and automated way to build, test, and release software. Here’s a breakdown: Core Functionality: Version Control Integration: CI/CD platforms integrate with version control systems like Read More …

Notes – About GitHub-hosted runners

GitHub offers hosted virtual machines to run workflows. The virtual machine contains an environment of tools, packages, and settings available for GitHub Actions to use. Overview of GitHub-hosted runners Runners are the machines that execute jobs in a GitHub Actions workflow. For example, a runner can clone your repository locally, install testing software, and then Read More …

Notes – GitHub Actions

GitHub Actions is a powerful automation platform built directly into GitHub.  It allows you to automate workflows within your software development life cycle, right in your repositories. Here’s a breakdown of what it is: Core Functionality: Automation of Workflows: GitHub Actions enables you to create automated workflows that respond to events within your GitHub repository.  These Read More …

Notes – Pipelines and Building Blocks

In the context of data processing and DevOps, “pipelines” are sequential processes like assembly lines that automate tasks (building, testing, and deploying code) and “building blocks” are the modular components that make up the pipeline, performing specific tasks. Here’s a more detailed explanation: Data Pipelines: A data pipeline is a system of automated processes that move Read More …

Notes – Cost Effectiveness & Specialized Hardware

Specialized hardware can enhance cost-effectiveness in specific applications, offering optimized performance and reduced expenses when compared to general-purpose solutions, but the decision depends on the specific needs and application. Here’s a more detailed breakdown: Why Specialized Hardware Can Be Cost-Effective: Optimized Performance: Specialized hardware is designed for particular tasks, enabling them to perform those tasks Read More …

Decoupling CI/CD from deployment

Decoupling CI/CD from deployment allows teams to build, test, and deploy code changes independently, offering more flexibility and control over releases, enabling faster feedback loops and risk reduction. Why Decouple? Improved Control and Stability: By separating deployment (moving the code to production) from release (making the code available to users), teams can deploy new versions of Read More …