
区块链
张弈秋
JAVAWeb开发,数据库,分布式存储,容器交流群:216672921;机器学习,加密货币量化交易,请联系个人邮箱:rolltion.zhang@foxmail.com
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[Arweave]Compiling apps/arweave/src/ar_block_pre_validator_sup.erl failed
make: Entering directory '/arweave/apps/ar_sqlite3/c_src' make: '/arweave/apps/ar_sqlite3/c_src/../priv/ar_sqlite3_driver' is up to date. make: Leaving directory '/arweave/apps/ar_sqlite3/c_src' ===> Analyzing applications... ===> Compiling ar_sqlite3 ===>原创 2023-03-12 12:27:24 · 173 阅读 · 0 评论 -
星云链NAS区块链随机抽奖合约【算法】
1.基于指定概率分布的随机抽奖合约 Attention:init时需设置奖励列表数组、概率数组、活动结束时的区块高度,由于伪随机数的正态分布特性,尽量将大奖设置在数组两端,这样落点区间概率理论上会更小 直接上代码吧: 'use strict'; //POWERED BY BBSee //FORK ME ON GITHUB var Contract = function () { ...原创 2018-07-28 11:02:25 · 867 阅读 · 0 评论