...
//这里有两种计价模型，
// given an input amount of an asset and pair reserves, returns the maximum output amount of the other asset
// 你有amountIn个token-x 计算出能兑换amountOut个token-y
function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) internal pure r...
...ich this NFT represents. Consider making any images at a width between 320 and 1080 pixels and aspect ratio between 1.91:1 and 4:5 inclusive.",
}
}
}
```
tokenURI通常是被web3调用，以便在应用层做相应的查询和展示。
## 可选实现接口：ERC721Enumerable
...
...dum_
>
> _来源： [https://bitcoinmagazine.com/culture/snicker-how-alice-and-bob-can-mix-bitcoin-with-no-interaction](https://bitcoinmagazine.com/culture/snicker-how-alice-and-bob-can-mix-bitcoin-with-no-interaction)_
![SNICKER, a draft BIP, could allow for bitcoin mixing without any synchronizat...
...-next
npm WARN deprecated inflight@1.0.6: This module is not supported, and leaks memory. Do not use it. Check out lru-cache if you want a good and tested way to coalesce async requests by a key value, which is much more comprehensive and powerful.
npm WARN deprecated @humanwhocodes/config-array...
...::new();
for c in code.chars() {
// to allow skipping a loop and jumping back to the loop's beginning, the respective start and end positions
// are recorded in the program
if c == '[' {
// placeholder for position of loop's end, to be filled in once posi...
...egating information about nodes in a log aggregator
// to support alerting and devnet visualization.
type Heartbeat struct {
// Head represents the heaviest tipset the nodes is mining on
Head string
// Height represents the current height of the Tipset
Height uint64
// Nickname is the nickname ...