Code2night - Latest Programming Blogs & Tutorials

21

Jun

2026

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

Shubham Saini 1,090 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 1,537 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 586 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 502 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 526 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 1,109 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 471 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.

24

Apr

2026

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

Shubham Saini 295 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 350 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.

17

Mar

2026

Understanding CWE-200: Exposure of Sensitive Information and Its Prevention

Shubham Saini 467 views

In this blog post, we will explore the concept of CWE-200, which refers to the exposure of sensitive information in applications, and learn practical techniques for preventing data leakage. By understanding common vulnerabilities and implementing best practices, developers can significantly enhance the security of their applications.

15

Aug

2021

Real Time Chat using SignalR with .Net core and Vue.js

Shubham Batra 6,453 views

Hello guys, We often found ourself in the need of a realtime chat app . For two way communication in your webapp. We will see how to implement real time chat using SignalR with .Net core and Vue.js. SignalR is basically used for any sort of realtime functionalities. We will use .Net core for managing chathub . You can see complete steps in the article.

06

May

2026

Integrating Hugging Face Inference API with ASP.NET Core for NLP Models

Shubham Saini 373 views

Readers will learn how to integrate the Hugging Face Inference API into an ASP.NET Core application for Natural Language Processing (NLP) tasks. This integration allows developers to leverage state-of-the-art NLP models without extensive machine learning expertise. Prior knowledge of ASP.NET Core and basic understanding of REST APIs will be beneficial.

06

Dec

2023

HTTP Error 500.32 Failed to load ASP NET Core runtime

Shubham Batra 7,540 views Watch Video

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.

29

May

2026

CWE-434: Implementing Secure File Uploads in ASP.NET Core with Validation, Storage, and MIME Checking

Shubham Saini 425 views

This blog post provides an exhaustive guide on implementing secure file uploads in ASP.NET Core, focusing on validation, storage strategies, and MIME type checking. Understanding the importance of these practices is essential to prevent vulnerabilities such as arbitrary file upload attacks. Familiarity with ASP.NET Core and basic web security principles is recommended before diving into this topic.

28

Apr

2026

Integrating MSG91 for OTP and SMS in ASP.NET Core Applications

Shubham Saini 735 views

This tutorial covers the integration of MSG91 for One-Time Password (OTP) and SMS functionality in ASP.NET Core applications. Understanding this integration is crucial for enhancing user authentication and communication within your applications. Prerequisites include knowledge of ASP.NET Core and basic understanding of REST APIs.

07

May

2022

How to shuffle an array using javascript

Shubham Batra 5,707 views

Shuffling an array means we want to randomly rearranging the list or an array.

02

Apr

2026

Comprehensive Tailwind CSS Tutorial for Beginners: Mastering Utility-First CSS Framework

Shubham Saini 379 views

This tutorial will equip you with the knowledge to effectively utilize Tailwind CSS, a utility-first CSS framework that revolutionizes how we design web applications. Understanding Tailwind CSS is crucial for modern web development, enabling rapid prototyping and design consistency. Prior knowledge of HTML and CSS is required to grasp the concepts discussed herein.

13

May

2023

Get Channel Comments using YouTube Data Api in Asp.Net

Shubham Batra 5,860 views Watch Video

Hello guys sometimes we have to get comments 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 comments using YouTube Data Api in Asp.Net.

21

Feb

2021

Using Ajax in Asp.Net MVC

Shubham Batra 22,105 views Watch Video

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.

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

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

Understanding CWE-200: Exposure of Sensitive Information and Its Prevention

Real Time Chat using SignalR with .Net core and Vue.js

Integrating Hugging Face Inference API with ASP.NET Core for NLP Models

HTTP Error 500.32 Failed to load ASP NET Core runtime

CWE-434: Implementing Secure File Uploads in ASP.NET Core with Validation, Storage, and MIME Checking

Integrating MSG91 for OTP and SMS in ASP.NET Core Applications

How to shuffle an array using javascript

Comprehensive Tailwind CSS Tutorial for Beginners: Mastering Utility-First CSS Framework

Get Channel Comments using YouTube Data Api in Asp.Net

Using Ajax in Asp.Net MVC

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