Python Tutorials: What is List of Popular Editor for Python?
Visual Studio Code PyCharm Commmunity Version Thonny Atom Sublime Text 3 IDLE Online Compiler from Programiz Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences….
Python Tutorials: How to use pip command to Python3.x instead of Python2.7?
First of all, pip is made for Python2.x and pip3 is made for Python3.x. Thus you need to select wisely which version of module you are installing….
AWS Certified Solutions Architect Associate Explained.
The AWS Certified Solutions Architect – Associate Examination is intended for those individuals who perform a Solutions Architect role and having hands-on experience using compute, networking, storage,…
How to Download and Install Mysql in Macos 10
Step 1 – Download a DMG package from here https://dev.mysql.com/downloads/mysql/ Step 2 – Download a DMG package from here Click on DMG file and again you get…
Python Tutorials: List of python3 Options and arguments command lines
usage: /Library/Frameworks/Python.framework/Versions/3.8/bin/python3 [option] … [-c cmd | -m mod | file | -] [arg] … Options and arguments (and corresponding environment variables): -b : issue warnings about…
Python Tutorials: List of Python Environment Variables
Here are important environment variables, which can be recognized by Python − Sr.No. Variable & Description 1 PYTHONPATHIt has a role similar to PATH. This variable tells…
Terraform Project – Assignment – Exercise – Lab#2: Modules
How to submit Assignment? Please submit assignment @https://www.debug.school/ and POST url share in the comments of this post. Project 1 – Create a terraform Module in which…
Terraform Project – Assignment – Exercise – Lab#3: Mixed
How to submit Assignment? Please submit assignment @https://www.debug.school/ and POST url share in the comments of this post. Exercise 1 – Write a terraform configuration file to…
Bootstrap Tutorial
What is Bootstrap? Bootstrap is a open-source framework for building websites and web applications. That means the bootstrap is fully responsive framework and support any devices which…
Terraform workspace explained!!!
What is Terraform workspace? Have you worked with terraform workflow? such as terraform init/plan/apply/destroy with terraform configuration file? If Yes, you already have worked with Terraform workspace….
Terraform Advance Workflow loop explained!!!
validate – Validates the Terraform files init – Init. Initialize the (local) Terraform environment. Usually executed only once per session. providers – Prints a tree of the…
Decide factor to write Terraform Module or not?
Terraform modules are reusable configuration units. They let you manage pieces of infrastructure as a single package you can call and define multiple times in the main…
Terraform Environment Variables Exaplained!
Terraform has many environment variables which can be used to customize various aspects of its behavior of terraform. However all are optional, i.e None of these environment…
How to declare a local & global variable in PHP?
Local Variable:- Local Variables mean local is declared inside a function. Its value applies in any function. When local variable value modified in one function then changes…
Terraform Tutorials: Variables – Data Type – List
In this example, the security_groups variable is defined with a type of list(string), and it is given a default value of [“default”]. The AWS provider is then…
Terraform Tutorials: Variables – Data Type – Number
In this example, the instance_count variable is defined with a type of number, and it is given a default value of 1. The AWS provider is then…
Terraform: run code after resources is created using using remote-exec provisioners
The chef, file, local-exec, puppet, remote-exec, provisioner invokes a script on a remote resource only after it is created. Thus, if you add provisioner code after “terraform…
Terraform Error: Invalid reference
Solution: Declare variable with var. such as name = “${var.reponame}” instead of name = “${reponame}” 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…
Terraform Error: Invalid variable name
Solution You must not use following variables. These names are reserved for meta-arguments in module configuration blocks, and cannot be declared as variable names. source version providers count for_each lifecycle depends_on locals Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I…
Terraform Error: Failed to read ssh private key: no key found
Solutions private_key – The contents of an SSH key to use for the connection. These can be loaded from a file on disk using the file function….
Terraform Tutorials: How to do Loop / Iterate in Terraform?
Resources Resources are the most important element in the Terraform language. Each resource block describes one or more infrastructure objects, such as virtual networks, compute instances, or…
Understanding local-exec provisioner in terraform
Terraform Provisioners can be used to do specific actions on the local machine or on a remote machine in order to prepare servers or other infrastructure resources….
Using http and https proxy in terraform
For Windows environment , set the proxy property like below in dos prompt or permanently in windows environment variable. Then run terraform script, it should work. For…
All about AWS Certified Cloud Practitioner- Foundation
This certification path is meant for individuals who are seeking to build and validate overall understanding of the AWS Cloud in spite of their specific technical roles….
PHP important topics with example
PHP:- Hypertext Preprocessor(Recursive Acronym) Server-Side Programming/Scripting Language It can be embedded directly within HTML. Files use a “.php” file extension. PHP Case Sensitivity:- PHP Comments:- PHP Variables…
Which AWS Cloud Certification Is Right for You?
It sound’s great if you’re thinking about getting AWS certified. The demand for Cloud computing skills are huge, and whether you’re looking to take your career to…
Kubernetes Resources Web References & Cheatsheet
Kubernetes custom resource definitions explained How To Install and Use Istio With Kubernetes Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked…
Microservices Web References & Cheatsheet
Microservices, Pattern and Adoption Example Apps Google’s gRPC: A Lean and Mean Communication Protocol for Microservices Microservices with Kubernetes DEMO and EXAMPLE by DOM Microservice Code Example…
Beginner guide of PHP Strings
A string is arrangement of characters, where a character is equivalent to a byte. This implies PHP just supports a 256-character set, and subsequently doesn’t offer local…
Beginner guide of PHP Functions
PHP stands for Hypertext Preprocessor. PHP (recursive abbreviation for PHP: Hypertext Preprocessor) is a broadly utilized open source universally useful scripting language that is particularly appropriate for…