...交易hash。页面提示 This txn hash was found in our secondary node and should be picked up by our indexer in a short while。
以下是我在 ***goerli*** 测试网的交易截图。
我找过nonce、gas方面的原因，我的nonce 是通过 官方的 getTransactionCount 之类 获取...
...入，(iv) 2149 gas 用于发出 [日志](https://moralis.io/ethereum-logs-and-events-what-are-event-logs-on-the-ethereum-network/)，其余部分用于 EVM 执行。用户必须支付的交易费用与交易消耗的 gas 成正比。一个区块最多可以包含 3000 万 gas，而 gas 价格会通...
... revert ZeroAmount();
}
// Ensure account exists and is owned by caller
if (userAccounts[msg.sender].owner != msg.sender) {
revert UnauthorizedAccess();
}
// Ensure the correct amount was sent
require(msg.value == amount, "Am...
...eate a folder with your ID like `homework-2/001`
3. complete the homework and create a PR
```
### 第一步：fork 并克隆项目
```bash
git clone git@github.com:qiaopengjun5162/2025-17-solidity-on-polkadot.git
正克隆到 '2025-17-solidity-on-polkadot'...
remote: Enumerating objects: ...
...n also have logic. In this exercise we have
// defined the Package struct and we want to test some logic attached to it.
// Make the code compile and the tests pass!
//
// Execute `rustlings hint structs3` or use the `hint` watch subcommand for a
// hint.
// I AM NOT DONE
#[derive(Debug)]...
[原文｜PeerDAS and a 48 blob target in 2025](https://blog.oplabs.co/peerdas-and-a-48-blob-target-in-2025/)
*这篇文章拉开了 PeerDAS 系列文章的序幕。在接下来的几周里，我们将陆续发布关于每一个主要的共识层（CL）/执行层（EL）客户端组合性能深...