Sonarqube Tutorials: Fundamental Demo

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…

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ELK Stack Tutorial: Demo Video

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…

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AWS Tutorial: Demo Video

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…

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Top Free and Open Source Video Conferencing Software in Github

Video conferencing is a live video-based meeting between two or more people in different locations using video-enabled devices. Video conferencing allows multiple people to meet and collaborate…

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Fedora CoreOS Package Manager: rpm-ostree

How to install wget in Fedora CoreOS $ rpm-ostree install wget How to reboot? $ systemctl reboot Default user name of Fedora CoreOS? core How to install…

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How to install elasticsearch and kibana 8.x using Docker?

Prerequisite The following requirements and recommendations apply when running Elasticsearch in Docker in production. The following requirements and recommendations apply when running Elasticsearch in Docker in production….

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How to Setup A VPN On Your Router

Installing a VPN on a smartphone, tablet, or laptop is a great way to increase your security and privacy on the Internet. However, if you want to…

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XL Release Tutorials: How to install Plugins in XL release

Step 1 – Login using Admin Step 2 – Go to “Setting” Icon => Manage Plugins Step 3 – Upload Jar file Plugins e.g – Bamboo Plugins…

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Installation and Configuration Guide: Bamboo

System requirements & considerations Java: Database: Installing Bamboo on Linux https://confluence.atlassian.com/bamboo/installing-bamboo-on-linux-289276792.html Install Bamboo using Docker Container Step 1 – Install Docker Step 2 – Install and Configure…

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AWS CodeDeploy: Deploy apps using appspec.yml with IIS stop/start

Note – in this program file “before-iis-install-stop.bat” & “after-iis-install-start.bat” & index.html is in same directory. Step 1 – Write before-iis-install-stop.bat Step 2 -Write after-iis-install-start.bat Step 3 –…

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XL Release Tutorials: Basic Workflow

Step 1 – Create a FOLDER for your Product Line Step 2 – Create a Connection using Unix Host Go to folder Go inside a FOLDER Step…

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Jira Tutorials: Authorization in Jira Cloud

Step # 1 – Login to yoru SITE at https://admin.atlassian.com/ Step # 2 – Create a Group at https://admin.atlassian.com/ Step # 3 – Invite a user and…

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Python Tutorials: virtualenv

Virtual environment manager Each integration has its own set of dependencies that must be added to Python in order to run the tests, or just to try…

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Top Google Groups for DevOps, SRE & DevSecOps Engineers

Artificial Intelligence and Machine Learning Community Containers and MicroServices Continuous Integration & Delivery DevOps DevOps Certified Professional (DCP) DevOpsSchool Support DevSecOps Certified Professional (DSOCP) Master in Devops…

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Python Assignment & Project for DevOps Engineers

How to Submit Assingment – Please post the code into github or gist and share a links of the program in the chat windows. We would be…

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Git Exercise & Assignment

Git Assignment # 1 Write a 1 Post on Debug.School which would Answer following question… Git Assignment # 2 Write a 1 Post on Debug.School which would…

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Git Lab Exercise & Assignment & Project: Part – 10

Write a 5 separate post for each question as below on BestDevOps.com. Code must be published on Gist and linked to Post. How to publish Answer to…

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Git Tutorial: Commands Example & Reference

Git Reset – Git Revert Git Clean – How to clean git workspace? Git Fetch – Update remote branch before merge to local branch git appendGit bisectgit…

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Git Tutorial: Working with git objects using “git cat-file”

Git inside: Direct work with git objects Goals Explore the structure of the database objects Using SHA1 hashes for searching the content in repository Let us examine…

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Git Tutorial: Objects, References, The Index

To understand the core of Git internals, there are 3 things to we should know: objects, references, the index. I find this model is elegant. It fits…

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Git Tutorial: Git Bisect

Find the change that introduced a bug in your code, quickly. The git bisect command helps you to find which change introduced a bug in your code. It’s easy…

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Git Tutorial: Git References

Branches, remote-tracking branches, and tags are all references to commits. All references are named with a slash-separated path name starting with “refs”; the names we’ve been using…

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Git Tutorial: Git Index

The index is a binary file (generally kept in .git/index) containing a sorted list of path names, each with permissions and the SHA1 of a blob object; git…

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Git Tutorial: Types of git objects

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…

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Git Tutorial: Creating Blobs Tree and Commits

Creating BlobsCreating a blob in your Git repository and getting a SHA back is pretty easy. The git hash-object command is all you’ll need. To create a…

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Bitbucket Server Install and Configuration

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…

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Git Lab Exercise & Assignment: Git cherry-pick: Part – 12

git-cherry-pick – Apply the changes introduced by some existing commits. Cherry picking in git means to choose a commit from one branch and apply it onto another….

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Git Lab Exercise & Assignment: Git Stash: Part – 11

Often, when you’ve been working on part of your project, things are in a messy state and you want to switch branches for a bit to work…

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Git Lab Exercise & Assignment: Git Diff and Undoing: Part – 9

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…

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Git Lab Exercise & Assignment: Git Branching and Merging: Part – 8

These exercises aim to give you some practice with using the Git version control system. Each exercise comes in two parts: a main task that most, if…

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