A smart contract is a computer code running on top of a blockchain containing a set of rules under which the parties to that smart contract agree to interact with each other. If and when the pre-defined rules are met, the agreement is automatically e…

第一章:智能合约简介 粗略地翻译了 Ethereum 的智能合约开发语言的文档:Solidity.欢迎转载,注明出处. 有任何问题请联系我,本人微信:wx1076869692,更多详情见文末. 我是 JoiT,coding monkey .最早做 web 开发,用 .net mvc 和 python flask/DJango,后来做微信公众号和小程序开发,现在探索区块链领域,研究 ETH.NEO.EOS(EOS目前还处于 ETH 的公链上)三个比较主流的大佬,有个人项目,暂时还未开源.我也投资股…

Homepage Coinmonks HOMEFILTER ▼BLOCKCHAIN TUTORIALSCRYPTO ECONOMYTOP READSCONTRIBUTEFORUM & JOBS Go to the profile of Matt Solomon Matt Solomon Apr 20 Using APIs in Your Ethereum Smart Contract with Oraclize Getting data from an outside source onto t…

原文链接:https://github.com/ethereum/wiki/wiki/White-Paper 当中本聪在2009年1月启动比特币区块链时,他同时向世界引入了两种未经测试的革命性的新概念.第一种就是比特币(bitcoin),一种去中心化的点对点的网上货币,在没有任何资产担保.内在价值或者中心发行者的情况下维持着价值.到目前为止,比特币已经吸引了大量的公众注意力, 就政治方面而言它是一种没有中央银行的货币并且有着剧烈的价格波动.然而,中本聪的伟大试验还有与比特币同等重要的一部分:基于…

https://blog.zeppelin.solutions/the-hitchhikers-guide-to-smart-contracts-in-ethereum-848f08001f05 这个是简单的介绍 Hitchhiker’s Guide to Smart Contracts in Ethereum Smart Contract security in Ethereum is hard “Smart contracts are pretty difficult to get righ…

https://github.com/PhABC/EIPs/blob/is-valid-signature/EIPS/eip-1271.md Standard Signature Validation Method for Contracts eip title author discussions-to status type category created 1271 Standard Signature Validation Method for Contracts Francisco G…

payment - A collection of smart contracts that can be used to manage payments through escrow arrangements, withdrawals, and claims. Includes support for both single payees and multiple payees.(这个是不是就是token中withdrawl的来源,要好好看看,在博客的the security of smart…

https://github.com/OpenZeppelin/openzeppelin-solidity/tree/master/contracts/access access - Smart contracts that enable functionality that can be used for selective restrictions and basic authorization control functions. Includes address whitelisting…

The following smart contract code is only an example and is NOT to be used in Production systems. pragma solidity ^0.4.11; /** * Math operations with safety checks */ library SafeMath { function mul(uint a, uint b) internal pure returns (uint) { uint…

Etherlime CLI命令行界面 Installing & Help Syntax语法 npm i -g etherlime Install the global etherlime to allow you to run etherlime commands. 安装全局etherlime,然后让你能够运行etherlime命令 Help寻求帮助 etherlime help Run this command to give you all possible commands of ethe…