ডেভেলপার টুল

Learn how to generate random numbers in Python using random, secrets, and numpy modules. Interactive code examples with live execution and output demonstration

Learn how to generate random numbers in Java using java.util.Random, SecureRandom, ThreadLocalRandom, and Math.random(). Interactive code examples with detailed explanations

Learn how to generate random numbers in C++ using rand(), srand(), <random> library, and std::uniform_int_distribution(). Interactive code examples with detailed explanations

Generate valid random IMEI numbers with Luhn checksum for QA testing, app development, and device data mockups.

Generate RFC 4122 compliant UUIDs in multiple versions with cryptographically secure random generation and bulk support

Generate ULIDs (Universally Unique Lexicographically Sortable Identifiers) with 48-bit timestamp and 80-bit randomness

Generate crontab expressions with an intuitive visual interface for Linux/Unix task scheduling

Generate vCard (.vcf) files from form input for digital contact cards