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CheatSheet

How to Keep PK Safe​

  1. cast wallet import defautKey --interactive Private keys will be stored in a special encrypted file under a password on your computer.
  2. And then enter the PK
  3. Then Create a password for it
  4. Cast will return a addrees(remember it)
  5. You can use cast wallet list to Check if it has been created
  6. Now if want to deploy your contract you can run the next command. AddressKey is an address you received after creating a wallet. forge script Path --rpc-url $RPC_URL --account defaultkey --sender addresskey --broadcast
  7. Enter the password you set
  8. Finished

How to Check support for any opcode on any chain​

Use:

cast call --rpc-url <RPC_URL> --create <OPCODE>

It will return 0x if supported, and an error if the opcode is not supported yet. Refer: https://twitter.com/TheBlockChainer/status/1727309850810392771

How to Deploy different version​

Use Deploycode

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