Puppet Tutorials: Complete Guide of Puppet Module
How to Create Puppet Module Skeleton? Step 1 – Install PDK Reference – https://www.puppet.com/docs/pdk/2.x/pdk_install.html Step 2 – Install PDK $ pdk new module <MODULE_NAME> $ pdk new…
Websphere Installation and Un-install Commands
Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked…
How to Build AI Image Classifier Without Coding
With technological advancements, machines can now simulate human intelligence to perform various tasks. This artificial intelligence (AI) exhibited by computer systems is increasingly adopted by businesses worldwide…
Puppet Tutorials: Puppet Server Component
About Puppet Server Puppet is configured in an agent-server architecture, in which a primary server node manages the configuration information for a fleet of agent nodes. Puppet…
How to set Static IP Address in Ubuntu?
Step 1 – Make a change in 00-installer-config.yaml Step 2 – Run following command for changes Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform…
Knative: KPA vs HPA
Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked…
Tanzu Command Line Options
Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked…
How to install func for Knative?
Install func in Linux? Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best…
What is the hub and spoke model?
The hub and spoke model is a design pattern that is commonly used in transportation and logistics systems. In this model, a central hub (or “hub”) serves…
What is k3s?
K3s is a lightweight Kubernetes distribution created by Rancher Labs, and it is fully certified by the Cloud Native Computing Foundation (CNCF). K3s is highly available and production-ready….
Knative Function Workflow
Step 1 – func build Code –> Image Step 2 – func run Run image Locally Step 3 – func invoke Call APP FrontPage Step 4 –…
Most Popular serverless runtimes for Kubernetes
What is serverless? Serverless is a type of cloud computing in which the cloud provider is responsible for managing and allocating the servers for running an application,…
Helm Training Courses and Certification by DevOpsSchool
What is Helm? Helm is an open-source package manager for Kubernetes. It allows developers to easily manage and deploy applications on a Kubernetes cluster. Helm uses a…
How to set nexus user name and password in a AWS Code Pipeline
To set Nexus username and password in an AWS CodePipeline, you can use environment variables. Here is an example of how to set Nexus credentials using environment…
How to set Security Credentials in a AWS Code Build
To set security credentials in AWS CodeBuild, you can use the AWS CLI or the CodeBuild console. Using the AWS CLI: Using the CodeBuild console: You can…
Hashicorp Packer: What are the Location we can set variable
There are two kinds of variables in HCL Packer templates: Input variables, sometimes simply called “variables”, and Local variables, also known as “locals”. Input variables may have…
How to Generate Personal access tokens in Github
To generate a personal access token in GitHub: Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world…
Encryption using Public key and Private key in PHP using mySql database
Write a php code for generating public key and private key on page one and on page two encrypt user entered data using public key and store…
Encryption using RSA public and Private Key using PHP
Write a php code for generating public key and private key Write a php code for generating public key and private key and enrcrypt data using public…
What is DataOps?
DataOps (Data Operations) is a set of practices, tools, and processes for managing, integrating, and delivering data in a fast, secure, and reliable manner. It is an…
What is BigOps?
BigOps is a term that is used to refer to the practice of managing and operating large-scale, complex systems. It encompasses both traditional IT operations and the…
What is XOps and How to Implement it?
What is XOps? XOps stands for “Cross-functional Operations,” which refers to the practice of bringing together teams and individuals from different functional areas (such as engineering, product,…
Chmod: Change File Permissions Recursively
Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked…
Hashicorp Packer Example Program: AWS AMI
Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked…
Terraform Variable Example: Azure & AWS
Terraform Variable AWS Example Terraform Variable Azure Example Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world…
Jenkins Pipeline with Sonarqube quality gate status check fail in Jenkins
Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked…
Shell Scripting Tutorials: Looping & Iteration statatement using for loop
Loops are a programming construct which allow us to repeat a command or set of commands for each item in a list. As such they are key to…
Shell Scripting Tutorials: Looping & Iteration statatement using while
The bash while loop is a control flow statement that allows code or commands to be executed repeatedly based on a given condition. Most languages have the…
How do you curl using powershell?
Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked…