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 concept called charts,…
Read more »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 variables: Rajesh KumarI’m…
Read more »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 also use IAM…
Read more »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 defaults, but those…
Read more »How to Generate Personal access tokens in Github
To generate a personal access token in GitHub: 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…
Read more »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 the encrypted data…
Read more »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 key and decrypt…
Read more »DevSecOps
DevSecOps is a approach that aims to integrate security practices and tools into the software development process. This approach allows for the identification and mitigation of security risks early in…
Read more »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 approach to data…
Read more »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 newer cloud-native technologies…
Read more »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, design, etc.) to…
Read more »Chmod: Change File Permissions Recursively
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…
Read more »Hashicorp Packer Example Program: AWS AMI
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…
Read more »Terraform Variable Example: Azure & AWS
Terraform Variable AWS Example Terraform Variable Azure Example 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…
Read more »Jenkins Pipeline with Sonarqube quality gate status check fail in Jenkins
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…
Read more »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 productivity improvements through…
Read more »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 concept of loops:…
Read more »How do you curl using powershell?
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…
Read more »How do you POST a JSON file with curl??
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…
Read more »Octopus Deploy: Variable Scope and Precedence
Since variables can be scoped in many different ways, there needs to be a predictable, deterministic order in which they are resolved. The list below is the priority in which…
Read more »Shell Bash Scripting: Assignment & Excercise – 14
Write a Shell Bash Script for convert Decimal Number to Binary Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech…
Read more »Shell Bash Scripting: Assignment & Excercise – 13
Write a Shell Bash Script for test if a number being entered is a Fibonacci or not Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have…
Read more »Shell Bash Scripting: Assignment & Excercise – 12
Write a Shell Bash Script for check if a number is prime or not Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus….
Read more »Shell Bash Scripting: Assignment & Excercise – 11
Write a Shell Bash Script for check if a provided number is Armstrong or not Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at…
Read more »Shell Bash Scripting: Assignment & Excercise – 10
Write a Shell Bash Script for check if a number input from standard input is odd or even Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I…
Read more »Shell Bash Scripting: Assignment & Excercise – 9
Write a Shell Bash Script for show CPU temperature 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…
Read more »Shell Bash Scripting: Assignment & Excercise – 8
Write a Shell Bash Script for show hardware information for systems Linux Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share…
Read more »Shell Bash Scripting: Assignment & Excercise – 7
Write a Shell Bash Script for backup a local file into a remote server Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus….
Read more »Shell Bash Scripting: Assignment & Excercise – 6
Write a Shell Bash Script for gather information related to server Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech…
Read more »Shell Bash Scripting: Assignment & Excercise – 5
Write a Shell Bash Script for check if the disk space crosses the limit Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus….
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