Practical tutorials, tips and guides for developers. Learn JSON, regex, CSS, encoding and more with hands-on examples.
Learn what JSON is, common formatting mistakes, and how to use online tools to beautify, validate and compress JSON data for APIs and config files.
EncodingUnderstand how Base64 encoding works, why it exists, and the most common use cases in web development, email, and data transfer.
RegexMaster regex basics with real-world examples. Learn to match emails, URLs, phone numbers and more with step-by-step pattern explanations.
SecurityLearn why password strength matters, what makes a password secure, and how to generate and manage strong passwords for all your accounts.
CSSA complete guide to CSS gradients. Learn linear, radial and conic gradients with practical examples and visual tools to create beautiful backgrounds.
Dev ToolsEverything developers need to know about Unix timestamps: what they are, how to convert them, common pitfalls, and timezone handling.