Author: Rajesh Kumar

Here’s a comprehensive list of the main types of code coverage metrics used in software testing, ranging from basic to advanced: ✅ 1. C0: Line Coverage (Statement Coverage) ✅ 2….

📄 What is Mermaid.js? Mermaid.js is an open-source JavaScript library that lets you create diagrams and visualizations using simple markdown-like syntax. It is especially useful for developers, technical writers, DevOps…

DevOps is no longer a set of best practices but an engineering discipline for developing, releasing, and running digital services. Artificial intelligence (AI) is transforming DevOps by imbuing it with…

Content creation has been made easier by rising technological capabilities, but with this progress comes certain concerns. Technology has an answer here too. Among the topmost tools technology can provide…

You’re encountering the error: “You can’t create a workspace for this project – No agents available to create workspaces.” This means your project is missing a GitLab Agent for Kubernetes,…

Here’s a clear comparison of SAST, DAST, and SCA — the three core application security testing types in DevSecOps: 🔐 SAST (Static Application Security Testing) Feature Details 🔍 What it…

Here’s a comprehensive, hands-on tutorial to help you explore and experience all the features listed under the Secure section of GitLab using a sample project. 🔐 Full GitLab Secure Experience…

Here’s a curated set of 30 most frequently asked real-world questions about GitLab CI/CD pipeline automation, with clear and concise answers — perfect for training sessions or real-world use: ✅…

By default, GitLab only uses one primary .gitlab-ci.yml file located at the root of your repository. However, you can modularize and use multiple CI/CD YAML files by including them from…

Here’s a complete step-by-step guide for: ✅ Building a Docker image✅ Storing (pushing) it to GitLab’s Container Registry✅ Using GitLab CI/CD pipeline with GitLab SaaS 18.x 🚀 Use Case You…

🏗️ 1. Ensure Your GitLab Project Is Maven-Ready To store your Java packages (JAR/WAR) into the GitLab Package Registry using GitLab CI/CD (SaaS, version 18.x), you can use GitLab’s built-in…

Here’s a comprehensive GitLab reference guide on how to link, reference, and organize various entities (like issues, jobs, users, environments, etc.) across GitLab descriptions, wikis, commit messages, MRs, and more….

If you’re using GitLab SaaS (GitLab Cloud), you have multiple runner options to execute your CI/CD jobs. Each runner source gives you different levels of control, performance, and cost efficiency….

GitLab 18.x Ultimate provides native support for all four DORA metrics via its REST API, giving engineering teams deep insights into the performance and reliability of their software delivery processes….

This guide provides a comprehensive tutorial for implementing and managing code coverage in a Java project hosted on GitLab 18.x Cloud. It includes: ✅ Prerequisites 🧱 Step 1: Setup Java…

in GitLab 18.x Cloud, you can absolutely integrate with ServiceNow to support: However, this requires the use of GitLab’s ServiceNow DevOps Integration App, available via the Atlassian Marketplace and ServiceNow…

GitLab 18.x Cloud has official integrations and updated guides for all three Atlassian use cases: Jira, Confluence, and Bitbucket migration. Here’s the revised, accurate, GitLab 18.x–compliant guide: ✅ 1. GitLab…

here’s the fully updated and GitLab 18.x Cloud–compliant answer to your original question: ✅ Enforcing Pipeline Standards with Limited Flexibility in GitLab 18.x Cloud (2025) GitLab 18.x provides modern, centralized…

The CODEOWNERS file in GitLab is a special file that lets you define who is responsible (owner) for specific files, directories, or patterns in your repository. It’s a powerful feature…

Security GitLab does not provide true file-level access control (like “only Alice can read secrets.yml”) — but it does provide tools to restrict access and prevent exposure of sensitive files…

This is relatively new Test Cases feature in GitLab 18.x (cloud) that brings native manual test case management into the GitLab ecosystem — part of their push towards end-to-end DevOps….

Lab 1 – Gitlab Pipeline – stages – What is stages in GitLab CI/CD? Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus….

Below is a comprehensive table listing the key stanzas (keywords) used in GitLab CI/CD pipeline configuration files (.gitlab-ci.yml). These keywords are categorized based on their scope and functionality. This information…

Here is a comprehensive tutorial for understanding and configuring Protected Branches in GitLab 18.0, based on the image you’ve provided and the latest official documentation. 🔐 GitLab Protected Branches –…

Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market…

In GitLab 18.0, the “Locked Files” feature under the Code section is specifically designed to help teams working with binary files or non-mergeable assets (e.g., images, CAD drawings, videos, large…

Here’s a detailed step-by-step tutorial for each option in the GitLab Plan Section (GitLab Cloud, v18.0) — tailored for project planning, agile workflows, documentation, and requirements management. Recommended Planning Flow…

Understanding the hierarchy, precedence, sequencing, and parallelism in GitLab CI/CD pipelines is crucial to mastering how your jobs run, how to optimize them, and how GitLab decides what to execute…

🔍 Example You Gave: 🔹 Explanation: Variable Purpose CI_REGISTRY_IMAGE Built-in CI variable — the full image path for your project’s Container Registry (e.g., registry.gitlab.com/mygroup/myproject) CI_COMMIT_REF_SLUG Built-in CI variable — a…