Type conversions between classes in an inheritance hierarchy are referred to as "upcasting" and "downcasting" in Java. When working with polymorphism and inheritance, these conversions are frequently required. Let's look at both ideas:

This tutorial demonstrates how to accept payments with Stripe Checkout in an ASP.NET application built with C# and Web Forms. The application uses Checkout to accept credit cards from the end user and send tokens to a back-end API. The back-end controller uses the Stripe .NET library to create a charge. There are four steps: Create the project and configure dependencies Create the payment Web Form Create a page to perform the charge Run the application

The String Joiner class in Java makes it easy to connect several strings with a defined delimiter. It is very useful for concatenating strings in a loop or dealing with string collections.

Model Validation In ASP.NET Core MVC 6.0

In this article we will see how to create slick slider with single slide. Slick slider is used for creating image carousal.

In Method Overloading we have two or more than two methods those have the same name but different parameters.

JWT Token Authentication And Authorizations In .Net Core Web API

Hello guys, often while working with angular js you sometimes have requirement of implementing chat functionality where user can press @ and select users from the list , similar to what we do on skype or all big chatting platforms. For that purpose we can use Angular-mentions which is a package in Angular js for skype like @ chat functionality. We will see how to use that in detail.

Hello, guys sometimes we need to implement a Facebook login in our application. We will see how to implement Facebook login in Asp.net MVC.

Hello guys while using the Ole Db for Importing Excel sometimes we can face an error saying "The 'Microsoft.ACE.OLEDB.12.0' provider is not registered on the local machine.". This error basically will not let you import excel. So we will see how to solve this error in this aticle.

By defining your own classes, you can produce user-defined data types in Java. These classes let you create unique data structures that encapsulate data and action. Here is how to make a Java user-defined data type:

Hello guys we will see how to fix Error An error occurred while processing your request.Swapping to Development environment will display more detailed information about the error that occurred.The Development environment shouldn't be enabled for deployed applications. It can result in displaying sensitive information from exceptions to end users. For local debugging, enable the Development environment by setting the ASPNETCORE_ENVIRONMENT environment variable to Development. In asp.net core IIS

Hello guys sometimes we have to get videos from our youtube channel and show on our websites. So in this tutorial we will let you know the steps of how to Get Channel Videos using YouTube Data Api in Asp.Net learnn With code2night

In this tutorial on ASP.NET Core, you will delve into executing CRUD operations using Entity Framework Core right from the start. This guide aims to facilitate your understanding of Entity Framework Core, enabling you to seamlessly integrate it into your web applications.

Hello guys, while working with blogging sites we often want to add buttons to share our articles on whatsapp , for providing user option to share link on whatsapp we have to use api.whatsapp.com. We will see how to add a WhatsApp share button on a website.

There are two common objects in ADO.NET to read data, DataSet, and DataReader. C# DataSet and C# DataReader classes represent these objects. In this article, we'll learn about ADO.NET DataReader and how to use a DataReader in C#.

we will learn Microsoft Outlook Add Appointment and Get Appointment using Asp.Net MVC. There are two ways for that one is Microsoft.Interop library and second is Microsoft Exchange service. We will learn how to add and get appointments using Microsoft Exchange Service.

Hello guys in this article we will learn about basics of ChatGpt and how chatgpt can help people with lots of things.

Hello guys, sometimes while working with sql server we often create tables with wrong columns names and we often need to rename those columns. So we will see how to rename table column in sql server.

In C, format specifiers are used to specify the type of data being read or displayed when using functions like printf and scanf. These are a few frequently used C format specifiers:

Inheritance is the concept that is used for code reusability and changeability purpose.

Hello guys, sometimes while working with you asp.net mvc application we often need to have mapping between database objects to other objects. Often we do that mannually and we can also use automapper to automate mapping between similar kinds of object. So we will see how to implement AutoMapper in asp.net mvc.

Hello guys in this tutorial , we will learn the first step of using sql server. We will see how we can create database and perform crud operation using sql queries.

Hello guys in this tutorial we will see how you can select same row after rebinding or repopulating devexpress gridview.

To find the biggest number in a 1D array in C, you can iterate through the array and keep track of the maximum value encountered.

Hello everyone, in today's digital landscape, integrating Google authentication login using Google API has become increasingly essential. In this article, we will delve into the process of seamlessly integrating Google SignIn into Asp.Net Core 8.0, the latest framework in the .NET Core ecosystem. Let's explore how to streamline user authentication and elevate the security standards of your web applications by Integrating Google SignIn in Asp.Net Core 8.0.

Hello guys we often get CWE-91: XML Injection error when we scan our asp.net project using any security tools. So in this article we will see How to fix Xml Injection vulnerability in asp.net (CWE-91).

Hello guys, sometimes while working with Asp.Net application and mobile apps we often need to use Firebase database . So we will be using Firebase Database in Asp.Net web application.

A NullPointerException is a runtime exception in Java that happens when you attempt to perform an operation on a null object reference. In other words, you're attempting to access a member (such as a method or field) of an object that hasn't yet been initialized, which results in a null reference.

Hello guys , we often need to implement Social Login in our web applications. Github login is also one of the social logins which is widely used now a days for authentication. We will see how to use that in Asp.Net MVC.

Decision-making statements Contains Conditional,unconditional and repetitive statements

Setting up database on plesk server

Hello guys, now a days we often have to use web api's in our Asp.Net core projects. In this article we will see how to create web api in asp.net core. We will create HttpGet,HttpPut,HttpPost and HttpDelete api's and see how to test them.

Hello guys sometimes while trying to run Your Asp.net core project you may face error HTTP Error 500.31 Failed to load ASP NET Core runtime . This error is basically because the framework required by the project is not on your system. So we will see how to solve that.

In the static method, there is no need for objects. but In non-static method there is requirement of Object.

JSON (JavaScript Object Notation) is a lightweight data interchange format commonly used for transmitting data between multiple systems, mostly in Web APIs and client applications. JSON is a text-based format that is easy for humans to read and write and also easy for machines to parse and generate. It is language-independent, meaning it can be used with any programming language that has the capability to parse JSON data.

A NumberFormatException is produced in Java when you try to convert a string to a numeric type (such as int, double, float, etc.) but the string's format is incompatible with the required format for that numeric type. This is common when using parsing techniques such as Integer.parseInt(), Double.parseDouble(), or Float.parseFloat().

Error Handling in Asp.Net Core has changed a bit from what we used to use in Asp.Net Mvc. Before .Net Core We used to use OnException Methods to handle Exceptions while executing actions But it doesn't' see working in .Net Core as many features are changed.So In this Article we will see how to make exception handling work in Asp.Net Core.

HTML (Hypertext Markup Language) is defined as the standard markup language for creating and structuring web pages. It forms the backbone of the World Wide Web and is essential for creating and rendering web content in web browsers. HTML is not a programming language; rather, it is a markup language used to define the structure and content of web documents.

Publish Website using FTP in Visual Studio If we use FTP (File Transfer Protocol) to publish web applications, we need to enter all credentials provided by the FTP hosting company, and application files will upload directly to our FTP hosting space.

Collection of Char or char type array.

A default constructor in Java is one that is provided by the Java compiler if no other constructors are explicitly defined in a class. The default constructor takes no arguments and is in charge of setting the object's fields to default values.

Hello guys, in this article we will learn about how to implement Url Encryption in Asp.Net MVC . There are few ways which provides url encryption but seems really difficult to implement. In our article we will use simple custom Html helpers for url encryption.

In HTML, you can use external CSS (Cascading Style Sheets) to separate the style from the HTML content. This is achieved by creating a separate CSS file and linking it to your HTML document. Here are the steps to use external CSS in HTML:

when we write Javac on cmd(Command prompt) it show error " 'javac' is not recognized as an internal or external command, operable program or batch file." Here are few steps to resolve this error.

A dynamic array implementation that is a part of the Java Collections Framework is the Vector class in Java. It offers a resizable array that can expand or contract as necessary. Similar to ArrayLists, vectors are thread-safe for use in multi-threaded situations since they are synchronised.

In this tutorial, I will explain how we can use the Web APIs in the Angular application using HttpClient. Before we start the step-by-step process

Hello guys sometimes while trying to run Your Asp.net core project you may face error HTTP Error 500.32 Failed to load ASP NET Core runtime . So we will see how to solve that.

Database Backup .bak

In a production environment, securing your Swagger UI is essential to prevent unauthorized access. You can use authentication middleware to protect the Swagger UI endpoint. Below is an example of how you can configure authentication for Swagger UI in an ASP.NET Core application.

Hello guys , now a days working with versioning tools has been important while working with projects as that helps in keeping your project safe against missing codes and changes. So we will be learning how to add your project to github and how to use github in your project.

Hello guys, considering the security of web applications and api's we often have to implement security tokens. Sometimes we use owin authentication and sometimes JWT Tokens. So in this article we will see how to implement JWT Token Authentication in ASP.NET MVC using JWT.

In this article we will see how to use dapper with stored procedure for selecting data from database with parameters.

They are identify after method name and in the bracket.The information can be given to method as a parameter

Jquery Full Calender Integrated With ASP.NET

Creating and displaying SSRS Report in ASP.NET MVC

LINQ (Language Integrated Query) is a feature in C# that allows us to perform queries against data sources, which can be arrays, collections, or any type of databases, using a SQL-like syntax. In this article, we will cover some basic concepts and functionalitites of LINQ and learn how to use it in your C# application

In this article we will learn how you can get outlook email in asp.net. We will use microsoft exchange services for getting or retrieving the email data from outlook account.

This post introduced you to ASP.net and why it is a good choice for the web development process.

So starting of from the beginning Ajax is used for Asynchronous Javascript and XML. We can use it for many purposes. Few basic uses of Ajax are:- Update page without reloading the page providing better performance. Request data from a server - after the page has loaded which can be used in loading Partial Views. Send data to a server without reload - in the background making it easier to performance Save, Delete operations smoothly. Ajax in Asp.Net MVC

For many applications, you want to create and manage groups of related objects. There are two ways to group objects: by creating arrays of objects, and by creating collections of objects. Arrays are most useful for creating and working with a fixed number of strongly typed objects. For information about arrays, see Arrays.

Hello guys , while using Asp.Net Application sometimes we need to save data without refreshing the page and still we need to submit the form. We can achieve that using Ajax beginform. We will see how to use Ajax Beginform in Asp.Net MVC.

Hello guys, in this article we will learn how to reload vue js child component. Sometime we need to reset child components or just re-render them. There few ways to reset child components but for beginner and those who have just started with vue js it can become a tough task to understand the flow to reset child components. So we will see how to reload child component.

Because there are no library functions with predetermined definitions, a user-defined function is one that is written by the user when writing any application. To fulfill the user's individual needs, the user must create his or her own functions. Such functions must be appropriately defined by the user. There is no such necessity to include any specific library in the program.

In this tutorial we’ll use slick Slider in responsive mode, A Slick Slider is a popular jQuery plugin, to build an attractive responsive image gallery. So we will see how to configure slick slider for responsive screens.

Hello guys, in this article we will tell you about what is Ajax? and how it can help you create better projects with better performance.Ajax basically used for Asynchronous Javascript and XML. As the name defines it helps you make server side operation asynchronously or you can say without reloading the page. So we will see few examples of using Ajax in Asp.Net MVC.

Hello guys, often we want to support file upload in web applications and you will notice if you try to upload file more than 4MB you will face error Maximum request length exceeded .We will see how to fix error maximum request length exceeded in asp.net mvc.

LINQ (Language Integrated Query) is a powerful tool in .NET that provides a unified way to query data from various data sources. When working with databases, LINQ can be used in conjunction with Entity Framework, a popular Object-Relational Mapping (ORM) framework, to simplify the process of mapping data to objects and querying the database.

To generate an image using C#, you can utilize the System.Drawing namespace, which provides classes for working with images. Here's a simple example that demonstrates how to create a new image and save it to a file:

Java includes a number of data structures for storing and manipulating collections of objects. The 'LinkedHashMap' class, which is an extension of the 'HashMap' class, is one of the important classes in the Java Collections Framework. LinkedHashMap, unlike HashMap, preserves the order of its items depending on the insertion order, making it helpful in cases where the order of components must be maintained based on their arrival time.

Publish in local folder

Web Api in Asp.net MVC

Hello guys, in this article we will learn how to integrate zoom c# wrapper in .Net. You can download the sample code from zoom official website . And after that follow this article for zoom integration in windows C# project.

In C, control statements are used to control the flow of program execution based on certain conditions or loops. These statements allow you to make decisions and repeat actions in your code

The String Buffer class in Java provides a modifiable sequence of characters. It is commonly used when you need to dynamically edit strings without continuously generating new objects.

Access modifiers in C# are used to specify the scope of accessibility of a member of a class or type of the class itself.

An ArrayIndexOutOfBoundsException is a runtime exception in Java that happens when you attempt to access an array element with an index that is outside the array's valid range of indices. In other words, you're attempting to access an element in the array at an index that doesn't exist.

Creating an HTML registration form entails the use of numerous form elements, such as text inputs, radio buttons, checkboxes, and buttons. Here's a simple HTML registration form example:

In C, input and output functions are used to interact with the user and the external world. These functions allow you to read data from the user or files and write data to the screen or files. The standard library provides several functions for input and output

Hello guys, sometimes while using asp.net web application we face need to read json data from json files and parse them in c# . So will see how to read json data from file and parse using Asp.Net.