Skip to main content
  1. Home

Free Programming Tutorials, Blogs & Developer Tools

12
Jun
2026

501 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.

Claude AI Anthropic Claude API Key API Tutorial Claude Billing AI Tutorial
Read More
12
Jun
2026

440 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

Claude Ai Youtube Claude Chrome
Read More
11
Jun
2026

464 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.

2fa two factor authentication asp.net core identity security user authentication web application identity management programming tutorial
Read More
11
Jun
2026

1,024 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.

asp.net core appsettings json environment variables secret management security configuration development production
Read More
11
Jun
2026

412 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.

asp.net jsonignore api security data protection web development serialization programming best practices
Read More
11
Mar
2026

477 views

In this blog post, we will explore the concept of pointers in C programming, a fundamental feature that allows for efficient memory management and data manipulation. By understanding pointers, you will enhance your coding skills and gain better control over resource allocation and data structures.

pointers c programming memory management dynamic memory programming fundamentals code examples
Read More
19
Jul
2023

3,957 views

TreeSet is a Java Collections Framework class that implements the SortedSet interface. It returns a set that is sorted in natural order or by a provided comparator. TreeSet, unlike HashSet, does not allow duplicate elements and delivers fast performance for simple operations like adding, removing, and searching for elements.

java tree set java collections sorted set hash set duplicate elements java programming data structures tree set implementation java tutorial comparator efficient performance
Read More
15
Aug
2023

4,006 views

Selenium automation of keyboard and mouse events is an essential ability for efficient web testing. Knowing how to imitate user interactions is crucial whether you're performing repetitive activities or testing web apps. This in-depth guide will go through how to utilise Java's Selenium WebDriver to automate keyboard and mouse events.

selenium java web automation keyboard events mouse events selenium webdriver automated testing web testing java programming integrated development environment eclipse intellij
Read More
21
Mar
2026

1,179 views

This article delves into CWE-639, focusing on Insecure Direct Object References (IDOR) and the associated authorization bypass vulnerabilities. Understanding IDOR is crucial for developers and security professionals alike, as it directly impacts the integrity and confidentiality of sensitive data within applications. A solid grasp of IDOR will empower you to implement robust security measures and prevent common pitfalls in application design.

cwe 639 idor security vulnerabilities authorization web development php application security
Read More
20
Jul
2023

4,113 views

HashMap is a component of the Java Collections Framework that implements the Map interface. It offers a key-value pair data structure in which elements are stored as a combination of keys and their corresponding values. HashMap does not support duplicate keys, but it does support mapping multiple values to the same key. It provides constant-time performance for simple operations like as element addition, removal, and retrieval.

java hashmap java collections framework map interface key value pairs java programming data structures constant time performance duplicate keys java util element addition element retrieval
Read More
09
Dec
2023

3,678 views

In C, input and output functions are used to interact with the user and the external world. These functions allow you to read data from the user or files and write data to the screen or files. The standard library provides several functions for input and output

c input output functions c standard library file handling in c console input output c programming tutorial debugging in c error handling in c formatted output in c unformatted input output c programming basics mastering c
Read More
24
Mar
2026

465 views

This post delves into CWE-863, focusing on the nuances of incorrect authorization and the mechanisms of vertical and horizontal privilege escalation. Understanding these concepts is vital for developers and security professionals to safeguard applications from unauthorized access. A foundational knowledge of web application security and authorization mechanisms is beneficial before diving into the details.

cwe 863 incorrect authorization privilege escalation web security express.js access control security best practices authorization checks vertical escalation horizontal escalation
Read More
07
Sep
2023

4,399 views

A default constructor in Java is one that is provided by the Java compiler if no other constructors are explicitly defined in a class. The default constructor takes no arguments and is in charge of setting the object's fields to default values.

java default constructor java compiler object initialization constructor overloading java classes instance variables programming basics java tutorials constructor usage java development object oriented programming
Read More

Trending This Month

Based on actual reader views in October 2026

1 Understanding CWE-863: Preventing Incorrect Authorization and Privilege Escalation
114 views Security
2 CRUD Operations Using Dapper In ASP.NET Core Web API
112 views ASP.NET Core
3 CWE-287: Implementing Secure Authentication in ASP.NET Core Identity with MFA
100 views ASP.NET Core
4 Send Email With HTML Template And PDF Using ASP.Net C#
83 views ASP.NET Core
5 Building Custom Bedrock Add-Ons with JavaScript: A Complete Guide
70 views JavaScript
6 Mastering Unconditional Statements in C: A Complete Guide with Examples
67 views C
7 Exception Handling Asp.Net Core
66 views ASP.NET Core

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
2,712,999
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