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120+ Websites to Learn to Code for Free in 2025 (For Beginners)

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How to Encode and Decode Using the Vigènere Cipher

Delhi Public School on Instagram: "Encrypt. Engage. Evolve. nCrypt 2025 – 1 Day to Go! Gear up for nCrypt 2025, the much-awaited IT Symposium of Delhi Public School Sushant Lok – Gurugram! A celebration of innovation, creativity, and tech brilliance, nCrypt brings together the brightest young minds to decode challenges and craft futuristic solutions. From coding battles to design sprints, every event is set to ignite curiosity and digital excellence. The countdown has begun — just one day to go

Dayananda Sagar University on Instagram: "Something powerful is on the horizon at India’s First AI University. Dayananda Sagar University presents CODE CLASH 2026, a high-intensity hackathon focused on AI-driven defence systems, signal intelligence, and intelligent monitoring. Two days of innovation where sharp minds come together to decode challenges, detect possibilities, and defend the future with cutting-edge AI solutions. Mark your calendars for 11th-12th April 2026 at the Dayananda Sagar U