Skip to main content

Free Programming Tutorials, Blogs & Developer Tools

09
Dec
2023

3,537 views

Templates in C++ allow you to construct generic code that can deal with multiple data types without having to replicate the code for each one. In C++, templates are fundamental for constructing flexible and reusable classes and functions. In C++, there are two types of templates: function templates and class templates.

17
Apr
2026

347 views

This article provides a comprehensive guide on integrating Mollie Payments into an ASP.NET Core application, focusing on multi-currency support and the iDEAL payment method. Understanding this integration is crucial for developers looking to enhance their applications with flexible payment options. A basic knowledge of ASP.NET Core and RESTful APIs is recommended before diving into the implementation details.

05
Jul
2022

Hello guys, while creating asp.net core application we often need to implement export of data and for this purpose we sometimes need to export views to pdf file. So, We will see how to export view as pdf in Asp.Net Core MVC in simple steps using itextsharp library which is free.

04
Apr
2026

370 views

This blog post will provide an exhaustive guide on testing Gemini API integration in ASP.NET Core, covering essential tools and techniques necessary for effective integration testing. Understanding how to properly test API integrations is crucial for ensuring reliability and performance in production applications. Readers should have a basic understanding of ASP.NET Core and RESTful API concepts.

19
Apr
2026

619 views

This comprehensive guide will teach you how to integrate Razorpay's payment gateway into an ASP.NET Core application, along with implementing webhook verification for secure transaction handling. Understanding payment gateway integration is crucial for modern web applications that handle financial transactions. Before diving in, familiarity with ASP.NET Core, C#, and basic web development concepts will be beneficial.

07
Jun
2022

6,665 views

Hello guys, we all would have used cookies in our Asp.Net Core web projects. If you have used httpcookies in Asp.Net core 2.1 project and you are trying to update your .Net core version to 3.1 . You will notice your HttpCookies are not working there. So, we will see how to fix HttpCookies Issue with Asp.Net Core 3.1.

20
Mar
2026

445 views

This article delves into CWE-862, which highlights the critical issue of missing authorization in software systems, leading to significant security vulnerabilities. The focus will be on understanding how broken access control can result in data breaches, the real-world implications of such flaws, and practical strategies for mitigation. Readers should have a basic understanding of web application security principles and authorization mechanisms.

21
Mar
2026

434 views

This article delves into CWE-20, which addresses improper input validation, a critical security concern that leads to numerous vulnerabilities in software applications. Readers will learn about the implications of inadequate input validation, the various methods to implement effective validation, and best practices to mitigate these risks. A solid understanding of input validation principles and techniques is essential for developers and security professionals alike.

03
Apr
2026

306 views

In this detailed guide, you will learn how to effectively optimize React applications using useMemo, useCallback, and memo. Understanding these concepts is crucial for building efficient, high-performance user interfaces, especially in complex applications. A foundational knowledge of React hooks and component re-rendering behavior will be beneficial before diving into this topic.

19
Jul
2023

3,645 views

The Java Collections Framework's LinkedHashSet is an implementation of the Set interface. It combines the advantages of LinkedList and HashSet. The order in which the elements were added to the set is the iteration order that the LinkedHashSet preserves. It offers constant-time performance for fundamental operations and disallows duplicate elements, just like HashSet.

17
Apr
2026

385 views

In this comprehensive guide, you will learn how to effectively send bulk emails using the Gmail API in an ASP.NET Core application. This approach not only streamlines communication but also ensures high deliverability and compliance with email standards. Before diving in, familiarity with ASP.NET Core development and Google Cloud Platform will be beneficial.

20
Apr
2026

406 views

This article will explore the common issue of 'Service Not Registered' in ASP.NET Core's Dependency Injection framework, providing insights into why it occurs and how to resolve it effectively. Understanding this concept is crucial for building robust applications that leverage the power of Dependency Injection. Readers should have a basic knowledge of ASP.NET Core and its DI container before diving into this topic.

23
Oct
2023

Hello guys, in this article we will see how to fix CWE-23 Path Traversal vulnerability Unsanitized input from an HTTP parameter flows into global::System.IO.Directory.CreateDirectory, where it is used as a path. This may result in a Path Traversal vulnerability and allow an attacker to create arbitrary directories when we scan our code with snyk.

20
Jul
2023

3,761 views

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.

Trending This Month

Based on actual reader views in October 2026

Free Developer Tools

Handy online tools to boost your productivity — no login required.

HTML Beautifier
Format & prettify HTML code instantly
JSON Beautifier
Validate & format JSON with syntax highlighting
XML Beautifier
Indent and format XML documents
CSS Beautifier
Clean up and format CSS stylesheets
JS Beautifier
Beautify & minify JavaScript code
Diff Checker
Compare two texts and spot differences
Password Generator
Generate strong, secure passwords
Hash Generator
MD5, SHA-1, SHA-256 & more
Base64 Encode/Decode
Encode or decode Base64 strings
URL Encoder
Encode & decode URLs and query strings
JSON to CSV
Convert JSON arrays to CSV format
QR Code Generator
Generate QR codes for any text or URL
Regex Tester
Test and debug regular expressions live
Case Converter
camelCase, snake_case, PascalCase & more
Word Counter
Count words, characters & reading time
Timestamp Converter
Convert Unix timestamps to readable dates
Meta Tag Generator
Generate SEO meta tags & Open Graph tags
Color Picker
Pick colors and get HEX, RGB, HSL values
PDF Editor
Merge, split and convert PDF files
SEO Analyzer
Audit any URL and get an SEO score
JWT Decoder
Decode and inspect JWT tokens instantly
SQL Formatter
Format and beautify SQL queries
UUID / GUID Generator
Generate v4 UUIDs in bulk
JSON to TypeScript
Auto-generate TypeScript interfaces from JSON
Cron Explainer
Explain cron expressions in plain English
Number Base Converter
Convert between binary, hex, decimal & octal
CSV to JSON
Convert CSV data to JSON format
Markdown to HTML
Preview and convert Markdown to HTML
Lorem Ipsum Generator
Generate placeholder text for mockups
String Escape
Escape/unescape strings for JSON, HTML & more
World Clock
Live time in your timezone & worldwide
Image Converter
Convert JPG, PNG, WebP, BMP client-side
Image Resizer
Resize images to exact dimensions
Image Compressor
Reduce image file size without quality loss
Image to Base64
Encode images as Base64 data URIs
PNG to ICO
Create multi-size favicon .ico files

Our Community Impact

Blogs, views & resources shared with developers around the world

838
Total Blogs
Programming articles & tutorials
2,712,604
Total Views
Page views across all blogs
2,876
Downloads
Source code & resource downloads

Never study to be successful, study for self-efficiency. Don’t run behind success. Follow behind excellence, success will come all way behind you.

Translate Page