Code2night - Latest Programming Blogs & Tutorials

21

Jun

2026

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

Shubham Saini 776 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 1,322 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 377 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 327 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 361 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 910 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 314 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

Mar

2026

CWE-787: Out-of-Bounds Write - Understanding Memory Corruption Vulnerabilities

Shubham Saini 439 views

This comprehensive guide delves into the nuances of CWE-787, focusing on Out-of-Bounds Write vulnerabilities that lead to memory corruption. Understanding these vulnerabilities is crucial for developers to secure their applications against potential exploits. Prior knowledge of memory management and C/C++ programming will enhance comprehension of this topic.

09

Dec

2023

Break and Continue Statements Explained in Python with Examples

Shubham Saini 3,466 views

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.

18

Apr

2023

Features of .Net core 7

Shubham Batra 5,668 views

Hello guys in this article we will discuss about features of .net core 7 which we can see in the upcoming release of .net core

16

Jul

2022

Image Compression in Asp.net MVC

Shubham Batra 11,147 views Watch Video

Hello guys , now a days we often provide users the ability to upload images in our web projects. But we have to sometimes utilize the memory for big size images as they can easily full up the memory of server. So for that we can use image compression while uploading image. In this article we will see how to perform Image Compression in Asp.net MVC.

23

Mar

2026

CWE-306: Missing Authentication for Critical Functions - Securing Sensitive Endpoints

Shubham Saini 485 views

This article delves into CWE-306, focusing on the essential practice of securing critical functions through authentication. Understanding this vulnerability is crucial for developers to protect sensitive actions within applications. Readers should have a foundational knowledge of web application security and authentication mechanisms.

02

Apr

2026

Mastering Navigation in React with React Router

Shubham Saini 253 views

This comprehensive guide covers everything you need to know about implementing navigation in React applications using React Router. Understanding React Router is essential for building single-page applications that require dynamic routing and seamless user experiences. Prior knowledge of React components and hooks is beneficial for grasping the concepts presented in this article.

29

Jan

2024

How to make Voice Call using Twillio in Asp.Net MVC

Shubham Batra 4,406 views Watch Video

Hello guys , we often need to integrate voice calling functionality in our asp.net web application. For that purpose, we often use different voice call libraries. This article will show how to make voice call using Twillio in Asp.Net MVC.

27

Apr

2026

AWS SNS SMS Integration in ASP.NET Core: Implementing Bulk SMS and Push Notifications

Shubham Saini 191 views

This tutorial delves into the integration of AWS Simple Notification Service (SNS) for sending SMS notifications in an ASP.NET Core application, focusing on bulk SMS and push notifications. Understanding this integration is crucial for developers looking to enhance user engagement through effective communication channels. Prior knowledge of ASP.NET Core and AWS services will be beneficial as we navigate through the implementation.

19

May

2023

Get IP address using c#

Shubham Batra 9,035 views Watch Video

To obtain the IP address of a device using C#, you can use the Dns class from the System.Net namespace. Here's an example of how you can retrieve the IP address:

26

Apr

2022

How to Auto Redirect from HTTP To HTTPS IN Asp.Net using Web Config

Shubham Batra 11,611 views

Hello guys , sometimes while working with Asp.Net web application. We often found that web site is loaded in http:// and then we have to manually changes the url to https:// to make it work. So for avoiding manual workk, we will see how to auto redirect from HTTP to HTTPS In Asp.Net using Web Config

25

Mar

2026

Mastering State Management in Angular with NgRx: A Comprehensive Guide

Shubham Saini 310 views

In this article, readers will learn about Angular state management using NgRx, a powerful library that helps manage complex application states. Understanding NgRx is crucial for building scalable and maintainable Angular applications, especially when dealing with large-scale data and user interactions. Familiarity with Angular basics and Reactive Programming principles will help readers grasp the concepts presented here.

16

Jan

2022

How to Apply css on child components in Angular

Shubham Batra 10,677 views

Hello guys , while working with Angular js we sometimes gets caught in situtation where we have to apply css on child components.It's not possible by adding css normally in parent compponent due to the scope of component css. So we will learn how to apply css on child components in Angular js.

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

CWE-787: Out-of-Bounds Write - Understanding Memory Corruption Vulnerabilities

Break and Continue Statements Explained in Python with Examples

Features of .Net core 7

Image Compression in Asp.net MVC

CWE-306: Missing Authentication for Critical Functions - Securing Sensitive Endpoints

Mastering Navigation in React with React Router

How to make Voice Call using Twillio in Asp.Net MVC

AWS SNS SMS Integration in ASP.NET Core: Implementing Bulk SMS and Push Notifications

Get IP address using c#

How to Auto Redirect from HTTP To HTTPS IN Asp.Net using Web Config

Mastering State Management in Angular with NgRx: A Comprehensive Guide

How to Apply css on child components in Angular

Trending This Month

Free Developer Tools

Our Community Impact