Carlos Bruguera

At the beginning of the execute method, there's the following `require` statement: ``` require(!executions[executionNonce].executed, "Already executed"); ``` However, I'm still trying to wrap my head around this line. Is it...

Hello, I'm just curious to know how is data persistence handled on IPFS, given that (if my understanding is correct) files must be "pinned" by an ipfs node in order...