Code2night - Latest Programming Blogs & Tutorials

21

Jun

2026

Fix Gemini API Error 429: Quota Exceeded on Free Tier (System.InvalidOperationException)

Shubham Saini 78 views

Getting System.InvalidOperationException with Gemini API Error 429 (Quota Exceeded) on the Free Tier? You're not alone! This blog explains why this happens, covers free tier rate limits, and shows you how to fix it fast with retry logic, best practices, and tips on using image models in Gemini free tier.

13

Jun

2026

How to Build a Text-to-SQL AI Chatbot with Semantic Kernel and OpenAI in .NET 8

Shubham Saini 157 views Watch Video

Step-by-step tutorial to build a natural language to SQL chatbot using Microsoft Semantic Kernel, OpenAI function calling, and SQL Server in a .NET 8 Razor Pages app — with source code, architecture, pros, cons, and performance tips.

13

Jun

2026

Test Blog or whatever title you wnat

Shubham Saini 8 views

Here you have to add the descripion

12

Jun

2026

How to Generate Claude API Key & Setup Billing | Anthropic Claude Tutorial

Shubham Saini 128 views Watch Video

In this tutorial, we walk you through how to generate your Claude API key from the Anthropic Console and set up billing for your account. Whether you're a developer or just getting started with AI, this step-by-step guide makes it easy to get up and running with Claude AI quickly and securely.

12

Jun

2026

How to Boost Your YouTube Channel Performance Easily & Automatically with Claude AI Chrome Extension

Shubham Saini 109 views Watch Video

Growing a YouTube channel takes more than just uploading great content — it also requires ongoing optimization of your video titles, descriptions, and metadata to stay discoverable. But manually reviewing every video on your channel is time-consuming and tedious. What if an AI could do that for you, automatically, right inside your browser? In this tutorial, we show you exactly how to use the Claude AI Chrome Extension to analyze your YouTube channel, identify low-performing videos, and autom

11

Jun

2026

Implementing Two-Factor Authentication (2FA) in ASP.NET Core Identity

Shubham Saini 101 views

This guide provides a comprehensive approach to implementing Two-Factor Authentication (2FA) using ASP.NET Core Identity, enhancing security for web applications. Understanding 2FA is crucial as it adds an additional layer of protection against unauthorized access, thereby mitigating risks associated with credential theft. Familiarity with ASP.NET Core Identity and basic authentication concepts is essential before proceeding with the implementation.

11

Jun

2026

Securing ASP.NET Core appsettings.json Using Environment Variables and Secret Management

Shubham Saini 132 views

This article explores how to secure sensitive information in ASP.NET Core applications by utilizing environment variables and the built-in secret management system. Understanding these concepts is crucial for preventing exposure of sensitive data in production environments. Readers should have a basic understanding of ASP.NET Core and its configuration system before diving in.

11

Jun

2026

Preventing Sensitive Data Exposure in ASP.NET Core API Responses with JsonIgnore

Shubham Saini 93 views

In this post, readers will learn how to effectively use the JsonIgnore attribute in ASP.NET Core to prevent sensitive data exposure in API responses. This is crucial for maintaining data privacy and security in modern web applications. A fundamental understanding of ASP.NET Core and JSON serialization is recommended for optimal comprehension.

09

Dec

2023

Mastering Decision-Making Statements in Python: A Complete Guide

Shubham Saini 3,716 views

Decision-making statements Contains Conditional,unconditional and repetitive statements

20

May

2023

Child internet safety

Shubham Batra 4,488 views

Child internet safety refers to the precautions, guidelines, and measures taken to protect children from potential dangers and risks associated with their use of the internet and online platforms. As children increasingly access the internet for educational, entertainment, and social purposes, it becomes essential to ensure their online safety. Here are some key aspects of child internet safety:

19

Mar

2026

Leveraging New .NET 10 Features for Modern Applications

Shubham Saini 126 views

In this blog post, we will explore the new features introduced in .NET 10 that enable developers to build modern applications more efficiently. By understanding how to utilize these features, you can enhance performance, streamline development, and improve code maintainability.

22

Apr

2026

Handling Wrong Content-Type Header in ASP.NET Core API

Shubham Saini 186 views

This article delves into the importance of correctly setting the Content-Type header in ASP.NET Core APIs, explaining the implications of incorrect headers on data processing and client-server communication. Readers will learn about common pitfalls, troubleshooting techniques, and best practices to ensure their APIs function as intended. A foundational understanding of HTTP headers and ASP.NET Core's middleware is recommended for optimal comprehension.

06

May

2023

Login With Github in Asp.net MVC

Shubham Batra 8,222 views Watch Video

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.

06

Feb

2022

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

Shubham Batra 7,106 views Watch Video

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.

24

Apr

2026

Integrating Amazon SES in ASP.NET Core for Bulk Email with Bounce Handling

Shubham Saini 109 views

In this tutorial, you will learn how to effectively integrate Amazon Simple Email Service (SES) with ASP.NET Core for sending bulk emails while managing bounce notifications. This integration is crucial for applications that require reliable email delivery and user engagement tracking. Prior knowledge of ASP.NET Core and basic email concepts is recommended.

09

May

2026

Redis Cache Integration in ASP.NET Core - Distributed Caching with StackExchange.Redis

Shubham Saini 115 views

This article explores the integration of Redis caching within ASP.NET Core applications using the StackExchange.Redis library. Understanding how to implement distributed caching can significantly enhance the performance and scalability of web applications. Before diving into implementation, familiarity with ASP.NET Core and basic caching concepts is recommended.

20

Sep

2021

Import data from Excel in Asp.Net

Shubham Batra 12,991 views Watch Video

Hello guys, sometimes we need to import data from excel file in asp.net . So we will use ExcelDataReader for that. You can check the steps on using that with asp.net project.

07

Jun

2022

How to use Swagger in Existing Asp.Net Core MVC Project

Shubham Saini 11,962 views Watch Video

Hello guys, now a days we often need to implement api's in our Asp.net Core project and for testing api's we often use swagger. Swagger is a type of Api developer tools which helps developers in using and testing api's in a better way. We will see how to use Swagger in Existing Asp.Net Core MVC Project.

14

Mar

2026

Understanding Stacks and Queues in C: A Beginner's Guide

Shubham Saini 215 views

In this blog post, you'll learn about two fundamental data structures in computer science: stacks and queues. We'll explore their definitions, implementations in C, and practical applications to enhance your programming skills.

05

Feb

2024

How to read json file in asp.net mvc

Shubham Batra 5,468 views Watch Video

Hello guys we often have to deal with json files in asp.net mvc and we also have to read json files using c# and asp.net. So in this article we will see how to read json file in asp.net mvc.

Free Programming Tutorials, Blogs & Developer Tools

Fix Gemini API Error 429: Quota Exceeded on Free Tier (System.InvalidOperationException)

How to Build a Text-to-SQL AI Chatbot with Semantic Kernel and OpenAI in .NET 8

Test Blog or whatever title you wnat

How to Generate Claude API Key & Setup Billing | Anthropic Claude Tutorial

How to Boost Your YouTube Channel Performance Easily & Automatically with Claude AI Chrome Extension

Implementing Two-Factor Authentication (2FA) in ASP.NET Core Identity

Securing ASP.NET Core appsettings.json Using Environment Variables and Secret Management

Preventing Sensitive Data Exposure in ASP.NET Core API Responses with JsonIgnore

Mastering Decision-Making Statements in Python: A Complete Guide

Child internet safety

Leveraging New .NET 10 Features for Modern Applications

Handling Wrong Content-Type Header in ASP.NET Core API

Login With Github in Asp.net MVC

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

Integrating Amazon SES in ASP.NET Core for Bulk Email with Bounce Handling

Redis Cache Integration in ASP.NET Core - Distributed Caching with StackExchange.Redis

Import data from Excel in Asp.Net

How to use Swagger in Existing Asp.Net Core MVC Project

Understanding Stacks and Queues in C: A Beginner's Guide

How to read json file in asp.net mvc

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