HOPR news today, HOPR crypto latest news of token ticker

HOPR

Rai Reflex Index news today, RAI crypto latest news of token ticker

Rai Reflex Index

Exciting times in the smart contract world! @OpenZeppelin dropped a major release (v5.0) a month ago, bringing a wave of changes

Let's explore interesting details from their CHANGELOG

For a comprehensive overview, check their official release doc
👉 http://blog.openzeppelin.com/introducing-openzeppelin-contracts-5.0…

1/8

Twitter

Our @QYuQianchen explains what’s new in the recently launched major release v0.5 from @OpenZeppelin

Our @QYuQianchen explains what's new in the recently launched major release v0. 5 from @OpenZeppelin.