An early participant or long-time familiar face in a crypto project or community.
She's an OG from the early testnet days and still answers newcomer questions in the chat.
Holding onto your crypto instead of selling when the market gets noisy.
I stopped checking the chart every five minutes. I'm just HODLing my BTC.
The Application Binary Interface: the rules and interface description used to encode and decode contract interactions.
You add a verified ABI to a developer tool, and a raw call becomes a readable transfer with a recipient and amount.
An approach that makes blockchain account authorization and operation more programmable.
An app batches a token approval and swap into one account operation, instead of asking you to confirm two separate steps.
A blockchain identifier used to receive assets or refer to an account or contract.
“Send it to this address on Ethereum” includes both the destination and the network; the address alone leaves an important detail out.
A key or authorization role with privileged control over part of a contract or protocol.
"The contract address stayed the same, but the proxy's administrator changed which implementation its calls use."
A signing setup disconnected from networks that exchanges transaction data through a separate transfer method.
The offline signer receives your unsigned PSBT through removable storage and returns a signed file for the connected device to broadcast.
The amount an ERC-20 token owner has authorized a particular spender to transfer.
An onchain action that removes or reduces an existing token-spending permission.
Annual percentage rate: in DeFi yield displays, an annualized rate usually quoted without compounding periodic returns.
My example spreadsheet starts with 1,000 units at a constant simple 5% APR: 50 units over a year before costs.