Developer Guides
Comprehensive tutorials and how-to articles for developers. Learn about encoding, authentication, data formats, and more.
Use Case Guides
Learn how to apply our tools for specific real-world scenarios
Base64 Encoding for Images
Learn how to use Base64 encoding to embed images directly in HTML and CSS. Convert images to Base64 data URIs for faster...
Base64 Encoding for Email
Learn how Base64 encoding works for email attachments. Understand MIME encoding and how to embed images in HTML emails u...
Base64 Encoding for APIs
Learn how to use Base64 encoding to send binary data (images, files) in JSON API requests and responses. Complete guide ...
JWT for Authentication
Learn how to implement JWT (JSON Web Token) authentication in web applications. Understand token structure, verification...
JWT for API Authorization
Implement JWT-based API authorization. Learn how to protect API endpoints, validate tokens, and manage user permissions ...
URL Encoding for Query Strings
Learn how to properly URL encode query string parameters. Handle spaces, ampersands, and special characters in URLs corr...
JSON for API Development
Master JSON for REST API development. Learn JSON formatting, validation, and best practices for building robust APIs.
JSON for Configuration Files
Learn how to use JSON for application configuration. Understand structure, validation, and management of JSON config fil...
Hash Algorithms for Password Storage
Learn about hashing passwords securely. Understand SHA-256, bcrypt, and why you should never store plain text passwords.
Hash Functions for Data Integrity
Learn how to use hash functions (MD5, SHA-256) to verify file integrity and detect data corruption or tampering.
Unix Timestamps in Databases
Learn how to use Unix timestamps in database design. Understand storage, indexing, and timezone handling for datetime da...
Hex Colors for Web Design
Master hex color codes for web design. Learn color theory, generate palettes, and convert between RGB, HSL, and hex.
Language-Specific Tutorials
Code examples and tutorials for JavaScript, Python, and more
Base64 Encoding in JavaScript
Learn Base64 encoding and decoding in JavaScript. Use btoa(), atob(), Buffer, and handle Unicode characters correctly.
Base64 Encoding in Python
Learn Base64 encoding and decoding in Python using the base64 module. Handle strings, bytes, and files.
JSON Parsing in JavaScript
Master JSON in JavaScript. Learn JSON.parse(), JSON.stringify(), error handling, and working with complex JSON data.
JSON Parsing in Python
Learn JSON handling in Python using the json module. Parse JSON files, API responses, and handle encoding issues.
URL Encoding in JavaScript
Learn URL encoding in JavaScript. Understand when to use encodeURI(), encodeURIComponent(), and handle special character...
Hash Generation in JavaScript
Learn how to generate cryptographic hashes in JavaScript using the Web Crypto API and Node.js crypto module.
Comparisons
Understand when to use different tools and techniques
Base64 vs URL Encoding
Understand the difference between Base64 encoding and URL encoding. Learn when to use each encoding method in web develo...
MD5 vs SHA-256
Compare MD5 and SHA-256 hash algorithms. Understand security differences, performance, and when to use each algorithm.
JSON vs XML
Compare JSON and XML for data interchange. Understand syntax, parsing, and which format to choose for your API.
JWT vs Session Cookies
Compare JWT tokens and session cookies for authentication. Understand security, scalability, and implementation tradeoff...
Conversion Guides
Step-by-step guides for common data conversions
Convert Text to Base64
Convert any text to Base64 encoding instantly. Free online text to Base64 converter with support for Unicode characters.
Convert Base64 to Text
Decode Base64 strings back to readable text. Free online Base64 to text decoder with instant results.
Convert Timestamp to Date
Convert Unix timestamps (epoch time) to human-readable dates. Free online timestamp to date converter with timezone supp...
Convert Date to Timestamp
Convert any date and time to Unix timestamp format. Free online date to epoch converter with timezone handling.
Convert JSON to String
Convert JSON objects to string format. Free online JSON stringifier with minification and formatting options.
Convert RGB to Hex
Convert RGB color values to hexadecimal color codes. Free online RGB to Hex converter for web design.