Build a NEAR chat smart contract in Rust

What is the NEAR blockchain?

• built to be simple, secure and scalable.
• Low cost. High speed. Effortless scale.
• <0.01USD Transaction Cost
• 18M+ Active Accounts
• 400K Daily Transactions
• ~2.4s Time to Finality
• Contracts, DAOs, dapps, funding
• Layer 1 blockchainnot dependent on other chains.

uses a unique scaling mechanism

• Nightshade sharding
• Scales infinitely
• resists short-term usage spikes

Proof of stake

• More efficient than Bitcoin and Ethereum

web-based wallet

• no need for users to install programs or browser extensions
• makes it especially easy to onboard new users (e.g. through named accounts)

Certified carbon neutral

• consumes in a year the same energy bitcoin consumes in 3 minutes

Interoperable with Ethereum

• using Rainbow Bridge

Join 1.3+ million students in high-quality courses featured at Harvard

• Lifetime access that never expires
• Project-based curriculum to superboost your portfolio
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• Absolute beginner-friendly
• Use any computer
• Satisfaction guarantee
• Get all source code
• Popular bundle by Mammoth students
• Perfected over years of training

Reviews from the Mammoth Community

"This is AMAZING I just learned how to code without breaking a sweat, this is really easy and fun!" -Shalonda Lewis

"This course so far is by far amazing! The instructor is very encouraging and up beat." -Moiz Saqib

"It was informative and definitely covered the basics. Easy to understand and to follow." -Colin Mooney