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Learn how to upgrade PHP 5.4 Projects to PHP 8.1

In this tutorial, you will understand how to upgrade PHP 5.x projects to latest and stable version of PHP 8.1. This post is highly expected to work for all the PHP projects starting 5.x to the 7.x as well as to the current latest stable version

Minimal web API with CRUD on PostgreSQL: A RESTful Microservice implementation in ASP.NET Core for .NET 6

In this tutorial we will see how to implement a Minimal web API with CRUD on PostgreSQL using ASP.NET Core for .NET 6. Our RESTful microservice performs basic CRUD operations on PostgreSQL using ASP.NET Core for .NET 6. This tutorial is intended for both absolute beginners and advanced

Getting started with Minimal web API using ASP.NET Core for .NET 6.0 (LTS)

In this tutorial we will learn about the blazing fast web framework ever ASP.NET Core for .NET 6.0 (LTS) and see how to implement a Minimal web API. Introduction ASP.NET Core for .NET 6 is an open source framework to build powerful and blazing fast web-based applications

Data Synchronization in Concurrent tasks using locks in V Language

Sometimes it is essential to share data and have data synchronization between the concurrent tasks. With the help of shared objects and locks, V allows you to synchronize the data between the tasks that are running concurrently. In this tutorial, we will see by example, on how to leverage shared

Getting Started with V Programming

This book has been written with utmost care keeping in view of the young readers in the world of programming. This books is not just on V Programming, but will help you gain understanding of the foundational concepts of programming such as primitive data types, variables, constants, functions, structs and

Building a Hello World Electron.NET Application from the scratch

With the distribution of users across different Operating Systems, there is a strong need for your software application work on wide range of Operating Systems and browsers. Otherwise there is a mere possibility that you will have only certain segment of customers with the operating system or browser that your

How to successfully takedown copyright content

There are many occasions where your original content that comprise of innovative writings were stolen from your blog and copied without proper attribution or consent from the original author. This post focuses on the proven & reliable ways to succeed on copyright content removal from websites which published the content you

How to make Money from your unused disk space from Storj

The advent of the crypto currency and its applications led the world invent Highly reliable, decentralized and scalable applications. The Distributed Ledger Technology brought the transparency in a way Technology startups operate fostering trust and reliability. The applications built on blockchain with the underlying Distributed Ledger Technology are making their

How to Mount disks larger than 2TB using GPT on Azure Linux VM

In this tutorial we will see how to mount disk of size 8 Terabytes on an Azure Virtual Machine that is running Ubuntu 18.0 Operating System. During the VM creation, Azure provides the option of attaching extra disk space. But in order to use the attached disk space, you

Deploy FastAPI on Ubuntu and Serve using Caddy 2 Web Server

In this tutorial we will see how to Deploy FastAPI on Ubuntu. Our FastAPI application does CRUD operations on a PostgreSQL database running on Ubuntu 18.04.5 LTS (Bionic Beaver). We expose FastAPI running on Gunicorn as a reverse proxy using Caddy 2 Web Server. Architectural Overview Once we

Install PostgreSQL 12 on Ubuntu

In this tutorial, we will see how to install PostgreSQL 12 on Ubuntu. We will learn PostgreSQL Database installation, configuration and create a user and grant privileges on a newly created database. Table Of Contents * Prerequisites * Install PostgreSQL 12 on Ubuntu * Verify PostgreSQL 12 Installation on Ubuntu * Configure PostgreSQL 12

Debug FastAPI in VS Code IDE

In this tutorial we will setup Visual Studio Code IDE to help debug FastAPI repository. Analyse the state of variables and see how to debug FastAPI in VS Code. To do this we will add a debug configuration and create a breakpoint in a sample FastAPI repository and hit that

Installing Docker Community Edition on Linux Centos 8.2

Table Of Contents * Install Docker Compose In this tutorial we will see the script that will help Installing Docker Community Edition on Linux Centos 8.2 Run the following script to install docker on Cent OS 8.2 sudo yum remove docker docker-client docker-client-latest docker-common docker-latest docker-latest-logrotate docker-logrotate docker-engine sudo

Deploy FastAPI on Azure App Service

In this tutorial we will see how to deploy FastAPI on Azure App Service Linux Plan. The FastAPI will have PostgreSQL database and Asynchronous REST Endpoints. We will create a PostgreSQL database on Azure and App Service Plan to host FastAPI on Azure ☁️. In case you are interested in development

Implementing Async REST APIs in FastAPI with PostgreSQL CRUD

In this tutorial we will implement a Python based FastAPI with PostgreSQL CRUD. We will focus on implementing Asynchronous REST Endpoints with the help of Python based module databases that gives simple asyncio support for a range of databases including PostgreSQL. Prerequisites Development Requirements * Python installed on PC * How to

Easily Deploy WordPress on Azure App Service (A Concise Guide for Azure Architects)

In this tutorial we will deploy WordPress on Azure App Service for Linux. Though there are many ways to deploy WordPress on Azure like deploying Bitnami WordPress and WordPress for Azure, we will go on traditional web deployment approach to have full control over the app resources on Azure. This

Here is How my Azure bill looks like for the past four months

In this article I will be discussing the nature of traffic received by the Web apps hosted and share a real screenshot of my Azure bill for the month of Jun 2020 along with updated on Page Experience Report for the month of August 2021 by the end of this

Configure ASP.NET Core 3.1 React Web app with Identity Server 4 using MySQL Database

In this tutorial we will see how to configure an ASP.NET Core 3.1 web application with React as front end and Secure User membership implementation using Identity Server 4 using MySQL database. PreRequisites * Microsoft Visual Studio 2019 Community Edition * .net core 3.1 https://dotnet.microsoft.com/download/

Debugging Flask App with VS Code Made Easy

In this tutorial you will learn how about Debugging Flask App with VS Code. This article has a detailed walk through on how to setup Visual Studio Code IDE for debugging Flask application and demonstrates step by step debugging of the application. By the end of this tutorial you will

Setup Visual Studio Code for Python Development

In this tutorial, we will have an overview of an open source IDE VS Code and why we choose to go with it for Python development. We will also see how to setup Visual Studio Code for Python development and configure it for a sample Python based Flask hello world

Developing Python Flask Hello World App from scratch

In this basic Python Flask tutorial, we will see how to install Flask. We also implement a simple Hello World application using Flask. We will also learn how to run the Hello World Python Flask application. Key Takeaways By the end of this tutorial you will be able to * Setup

Working with Virtual Environments in Python for Beginners

Virtual Environments in Python provides an isolated and self contained instance of the version of Python and all other modules or packages that a specific project is dependent on. Virtual Environments appear in the form of directory with the name of the environment we choose and contain the version of

Brief Introduction to Flask

This post will cover brief introduction to Flask Python micro web application development framework. We will also understand supported operating systems for Flask framework to run. Then we will look at limitations of Flask framework and see various alternatives to Flask framework. Table Of Contents * Introduction to Flask * Operating Systems

Deploy FastAPI app on Google Cloud Platform

In this tutorial we will see how to deploy a FastAPI app on GCP App Engine. The tutorial will give a detailed walk through on how to create an app on Google Cloud Platform and deploy a FastAPI application implemented in python. By the end of tutorial you will learn

Installing CentOS 8.1 GUI with Oracle VM VirtualBox on Windows 10

In this tutorial you will learn how to install CentOS 8.1 Linux Operating system on Oracle VM VirtualBox on Windows 10 OS. Steps 1 through Step 8 is like setting up the infrastructure. For example, assume you are buying a new PC or Laptop. You might want to have

Install PostgreSQL Without Admin Rights on Windows 10 OS

In this tutorial we will see how to Install and Set up PostgreSQL on Windows for a normal user without Admin Privileges. Most of the IT corporations doesn’t grant admin privileges to install software. But being a software engineer, we would always like to explore new technologies. Admin privileges

Resolve Mixed Content insecure XMLHttpRequest endpoint for HTTPS Content in Axios

Table Of Contents * A lightweight Overview on App Infrastructure * Axios Code that talks to REST API * The Problem * Solution * Fix insecure XMLHttpRequest endpoint * Full Axios code with Fix * Other method to fix Mixed Content insecure XMLHttpRequest endpoint A lightweight Overview on App Infrastructure I had a REST api written in

A Comprehensive Guide on Publishing your existing code to GitHub for Absolute Beginners

This tutorial will help you publish your existing project on your local PC to a new GitHub repository. Follow along the steps that will help you publish your code to the GitHub. If you are familiar with the basics of Operating System and other details about the internals of git,

Create and Deploy FastAPI app to Heroku

In this tutorial we will implement a simple REST API implemented using Python based FastAPI framework. We will deploy FastAPI app to Heroku account for free. Introduction to FastAPI FastAPI is a Python based High Performance Web API Framework with automatic OpenAPI (Swagger) and ReDoc doc generation capabilities for all

301 Redirect from non-www to www for WordPress to resolve Redundant Hostnames

Sometimes few websites are set up in such a way that the example.com and www.example.com will be treated as different websites. Although both URLs have same content and represent the same website, tracking few analytics becomes cumbersome when the domain with and without www does not resolve

How to add CAA record to Azure DNS in 4 simple steps

In this tutorial we will see how to add CAA record to Azure DNS. Azure does not have a straight forward way to add CAA record using GUI front as of 2020. This needs to be manually added using PowerShell scripts by accessing Microsoft Azure Cloud Shell. Before you proceed,

Configure ASP.NET Core 3.1 Angular SPA, Identity Server 4 (Authentication) with PostgreSQL

In this tutorial we will see how to configure an ASP.NET Core 3.1 web application with AngularJS SPA as front end and Secure User membership implementation using Identity Server 4 on PostgreSQL database. Full Source Code of this tutorial is available here Prerequisites * Visual Studio 2019 (Community/Professional/