最近在为AI·Joe做链上方面的集成，包括MetaMask登录，USDT充值这些。 x402协议挺火的，也标示着一个新的赛道出现了。但在这之前，可以先集成链上登录和充值这些功能。 MetaMask登录

简易计算UniswapV2的代币价格，这算是一个补充吧。以前虽也看过V2的合约，一般也用不着自己去求。这次是要集成$Slime的充值，需要计算一下价格，就找来资料试着计算下。 UniswapV2主要使用了 RouterV2 合约的两个方法，把它写成ABI，如下： const routerAbi = [ "function getAmountsOut(uint amountIn, address[]

上次测试了ethers.js与链上的交互功能，这次测试下与合约的交互以及查看事件的机制。这次也是准备打通链上与AI·Joe的功能：充值与NFT。预备着过几天上线新功能。 与合约交互 交互基础 ethers.js分析 //只读方法 (like view and pure) import { ethers } from 'ethers' //const url = " // const url

这些天想升级Dapp的时候却发现web3.js包用不了！web3.js一直以来是又大又难装，这下彻底完犊了，用不了了。这时只能启用备用方案：ethers.js ethers.js更新的挺快，这就6.8的版本啰！ 简单对比了下，ethers.js大约是18M， web3.js却有近57M！ethers.js很是小巧灵活。测试了一些写法，感觉还是很丝滑的。而且功能也很全面，爱了！ 下载与资源 安装 Gas

用ethers.js实现了以太坊帐户管理中几个主流的方法

Today I am going to create my first coin on the Ethereum blockchain through a smart contract using solidity as a programming language. I will use the IDE Remix (browser) It should be noted that I am in

Entra en EHL empezamos con una nueva cartera de inversión

C-WAVES HAVE 5 SUBWAVES.....AFTER THIS CORRECTION COMPLETES JUST A 50% FIB RETRACEMENT WOULD BE $780 BUT LETS NOT FORGET WAVE 3 OF A HIGHER DEGREE IS NEXT UP!!

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The Polyglycol Dialkyl Ethers Market 2018 inspects the execution of the Polyglycol Dialkyl Ethers advertise, encasing a top to bottom judgment of the Polyglycol Dialkyl Ethers showcase state and the aggressive

The Polyoxymethylene dimethyl ethers Market 2018 inspects the execution of the Polyoxymethylene dimethyl ethers advertise, encasing a top to bottom judgment of the Polyoxymethylene dimethyl ethers showcase

Los visitantes de los juegos olímpicos de invierno de 2018 podrán llevarse a casa un recuerdo del evento comprado con criptomonedas, gracias a una tienda local que se convirtió en el único comercio que

If you wish to test your contract but you don't want to waste your time with Mist and with mining ethers, here is how to get free ethers on Ropsten network. ▶▶▶Be sure to take a look at MimiCoin ICO!◀◀◀

O esquema aqui é o seguinte: Sigam-me os bons! A ideia da Wallet Blockchain.info de Bitcoins é a seguinte: Para que lado o rio vai correr mais forte? Então... É pra lá que a gente vai. Simples assim. Esta

The technology behind Bitcoin could touch every transaction you ever make

NOTE: I'm not here to like or dislike ethereum or ethereum classic, I just did my personal analysis and got to my own conclusions, read along... Ethereum Classic Yesterday we were all caught by surprise

The Ethereum community on Reddit struck a joyful tone on news Coinbase will be further working with secondplace cryptocurrency Ether, beyond the integration of Ether on Coinbase’s exchange, which has already