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Tag or mention people like WhatsApp & Skype by using @ in Angular

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.

Destructor

Destructor is opposite of constructor.It is used to destructs automatically the instance of the constructor class.it is defined one time in the class.

do while Loop

The do while loop statement executes a statement or a block of statements while a specified Boolean expression evaluates to true. Because that expression is evaluated after each execution of the loop, a do-while loop executes one or more times.The do while loop stops execution exits when a boolean condition evaluates to false. Because the while(condition) specified at the end of the block, it certainly executes the code block at least once.This differs from the while loop, which executes zero or more times. The do while loop is the same as while loop except that it executes the code block at least once

NullPointerException in Java

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.

String Joiner

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.

How to upload Image file using AJAX and jquery

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

How to implement JWT Token in Asp.Net core 7

Hello, readers, and welcome to Code2Night! In this blog post, we will focus on the latter and explore how to implement JWT Token Authentication in ASP.NET Core 7.0 Web api and .net core 7 web application. So we will see how we will generate jwt token and how we will verify the token using authorize attribute.

Break and Continue

The break statement is used to terminate the loop or statement in which it present. This statement is used to skip over the execution part of the loop on a certain condition.

Create and publish a package using Visual Studio (.NET Framework, Windows)

Creating a NuGet package from a .NET Framework Class Library involves creating the DLL in Visual Studio on Windows, then using the nuget.exe command-line tool to create and publish the package.

Integrate Razorpay Payment Gateway in ASP.NET Core 8.0

We will discover how to integrate the Razorpay payment gateway with ASP.Net Core in this tutorial. Here, we go over Razor Pay and show you how to incorporate it into ASP.Net Core MVC. Please read through my earlier post, "Build CRUD REST APIs with EF Core." You can view the result of our integration of Razorpay with ASP.Net Core MVC at the conclusion of this post.

Swich Statement in C

A control structure in C called a switch statement is used to make decisions based on the value of a variable or expression. It enables you to run a block of code connected to the first matching case after testing a variable against a set of values (cases). The switch statement's fundamental grammar is as follows:

Card Number Formatting using jquery

Hello guys, often while dealing with project where we need to implement payment systems and need user to enter card number and show them the card number format properly. So for that purpose we have to use controls from payment gateways which are bit harder to manage on custom websites. So we will see how to implement Input Box Card Number Formatting using jquery.

Lists

C# List<T> class is used to store and fetch elements. It can also have duplicate elements. It is found in System.Collections.Generic namespace. List<T> class in C# represents a strongly typed list of objects. List<T> provides functionality to create a list of objects, find list items, sort list, search list, and manipulate list items. In List<T>, T is the type of object. What is the ‘T’ in List<T>? List<T> class represents a strongly typed list of objects. List<T> provides functionality to create a list of objects, find list items, sort list, search list, and manipulate list items. In List<T>, T is the type of objects. How to create List in C#? List is a generic class and is defined in the System.Collections.Generic namespace. You must import this namespace in your project to access the List<T> class. using System.Collections.Generic; The List<T> is a generic collection, so you need to specify a type parameter for the type of data it can store. The following example shows how to create a list and add elements.

Operator Overloading in C++

Operator overloading in C++ allows you to define how operators behave when used with objects of user-defined classes. You can customize the behavior of operators, such as +, -, *, /, ==, and many others, to work with your own classes, making your code more intuitive and expressive.

C# Regex Examples

The Regex class in C# is part of the System.Text.RegularExpressions namespace. It provides a way to work with regular expressions, allowing you to perform pattern matching and manipulation of text. Here are some common operations you can perform using the Regex class:

Registration Form In HTML

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:

DataReader in ADO.NET

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#.

Implement JWT Token Authentication with Validate and Refresh Token in asp.net mvc

Hello guys in this article we will see how to implement JWT Token Authenticate with Validate Token and Refresh Token automatically . We will create one action filter attribute that will automatically validate all the request and if the token is expired it will refresh the token again.

Hashset In Java

HashSet is a Java Collections Framework class that implements the Set interface. It gives a collection with no duplicate elements and no set order for its elements. HashSet is built on a hash table data structure, which allows it to add, remove, and search for elements in constant time (O(1)).

Upcast and Downcast in Java

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:

Implement Stripe Payment Gateway In ASP.NET Core

This tutorial demonstrates how to accept payments with Stripe Checkout in an ASP.NET Core 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. We are using latest version on Stripe.Net api in this. Check out complete steps to Implement Stripe Payment Gateway In ASP.NET Core

Integrating Google Translate into ASP.NET Webpage

Expanding the reach of your ASP.NET webpage by making it accessible to users from diverse linguistic backgrounds is essential for enhancing user experience and increasing engagement. One effective way to achieve this is by integrating Google Translate into your Asp.Net webpage, enabling users to translate the content into their preferred language effortlessly.

Climbing the Career Ladder: Advancement Opportunities in Software Engineering

In the technologically driven era we live in, software engineering stands not just as a profession but as a dynamic and vibrant journey. This journey is filled with opportunities for continuous learning, growth, and professional advancement. For those who dare to delve into its intricacies and navigate its challenges, software engineering offers numerous routes to personal and professional development.

Using Ajax in Asp.Net MVC

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.

Create JSON String in C#

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.

Chapter-1 (Introduction of C)

C is a general-purpose, procedural programming language created by Dennis Ritchie at Bell Labs in the early 1970s. It was designed to be a system programming language and eventually became widely used due to its power, flexibility, and efficiency. Here are some key aspects and features of the C programming language:

Form Design In HTML

You can design forms in HTML that let users enter data and send it to a server for processing. You can create forms using a variety of form elements and HTML tags. Here's a simple illustration of how to make a straightforward form in HTML:

Chapter-5 (format specifier in c)

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:

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