DevOps Tools, CI/CD and Automation Guides
Master DevOps with tutorials on CI/CD pipelines, Kubernetes, Docker, Git, and automation tools used in modern infrastructure.
The DevOps section focuses on automation, CI/CD pipelines, and modern infrastructure management tools.
DevOps combines development and operations to improve software delivery and system reliability. This category includes tutorials on tools like Docker, Kubernetes, Git, and CI/CD workflows.
To strengthen your foundation, also explore Linux and Programming.
Topics covered
- CI/CD pipelines and automation
- Containerization using Docker
- Kubernetes orchestration
- Infrastructure as code
Who should read this
- DevOps engineers
- Developers working with CI/CD
- Cloud engineers
303 articles
Git Fix: fatal: Could not read from remote repository
Learn how to fix the Git error "fatal: Could not read from remote repository." Step-by-step solutions for SSH authentication failures, repository access …
Git Fix: error cannot open .git/FETCH_HEAD permission denied (Complete Guide)
Learn how to fix the Git error "cannot open .git/FETCH_HEAD: permission denied" during git pull or git fetch. Step-by-step solutions for permission issues, …
Docker .dockerignore Explained (Best Practices + Examples to Optimize Builds)
Learn how to use .dockerignore to optimize Docker builds by excluding unnecessary files. Improve build speed, reduce image size, and follow best practices with …
Understand the Concept Of The Internet Market Share
As of April 2022, statistics show that about 63.1% of the world's population have access to the internet and are frequent users. This number is expected to
Rename Docker Container (3 Easy Methods with Examples & Best Practices)
Learn how to rename a Docker container using simple commands with practical examples. Understand how docker rename works, when to use it, and best practices for …
DevSecOps vs DevOps - Explaining the Difference
Although DevOps has been serving a phenomenal role in development processes for many years, it's been lacking one small aspect - security. Therefore DevSecOps
Keep Docker Container Running (5 Easy Methods + Examples & Best Practices)
Learn how to keep a Docker container running using multiple methods like TTY mode, entrypoint, sleep infinity, and process management. Fix containers exiting …
Docker Logout Explained (How to Logout from Registry + Best Practices)
Learn how to logout from Docker registry using the docker logout command. Understand how credentials are stored, when to logout, and best practices for securing …
Override Docker Entrypoint (How to Change CMD & ENTRYPOINT with Examples)
Learn how to override Docker ENTRYPOINT and CMD using docker run options. Understand the difference between ENTRYPOINT and CMD with practical examples and best …
COMPLETELY Uninstall Docker in Ubuntu [100% Working]
Step by step instructions to uninstall docker in Ubuntu. Cleanup and Delete all docker resources safely and completely
Docker ps -a Explained (List All Containers with Examples & Filters)
Learn how to use docker ps -a to list all containers including stopped ones. Explore examples, filters, and output details to manage Docker containers …
Docker Build Without Cache (docker build --no-cache Explained)
Learn how to build Docker images without using cache using the docker build --no-cache option. This guide explains when to disable cache, how Docker layer …
[SOLVED] Pulling is not possible because you have unmerged files
The error message "Pulling is not possible because you have unmerged files" is a response from Git when you attempt to execute a git pull operation while
docker run -i command examples
Use docker run -i command to run the container interactively
Understanding Docker Vs Containerd
Container execution is handled by containerd. You can think of it as a container supervisor that handles container lifecycle operations.