Hellobloc

Question about Non-zero address check for from and to address in different tokens.

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**🧐 Motivation** We all know that the ERC20 721 777 1155 contracts are describing and recording **burn** operation through the event to=0x0. And to prevent incomplete implementations by developers that...

感谢大佬分享，轻松有趣快乐的学习爬虫

华为镜像部署问题

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师傅您好，很感谢你写的这个利器。我在部署华为的环境时有如下报错。感到很奇怪，不知道如何解决。  在这里我看到您使用的镜像从我们开始build的unbuntu 变为了mips。我因为docker下载不到mips，就将其改为了原来的unbuntu。 在之后我遇到了如下报错,求解答！！ 

例如：需要先请求同意才可以获得provider。需要利用回调的方法才可以实现setinfo的功能！ 在解决问题的过程中可能会被错误导引到web3.js的版本问题！官网给的1.3.0的文档中对方法的调用是不同的。但我最后发现如果用作者方法也是可以实现的！

## Credit : [HelloBloc](https://twitter.com/MaLucasBC) @clpi ## Description In the following code content, the error handling of `x.bankKeeper.SendCoins` is missing, which will result in a malicious `lender` being able to set...

Need Error Handling for SendCoinsFromAccountToModule Function

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#### Credit to : [HelloBloc](https://twitter.com/MaLucasBC) @liangping ## Description In the following code content, the error handling of `x.bankKeeper.SendCoins` is missing, which will result in a malicious `user` being able to...