Tag：derivative
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[uncompleted] preliminary study on numerical calculation in OI
catalogue newton iteration Lagrange multiplier method Gauss elimination method Lagrange interpolation Adaptive Simpson method Monte Carlo method More randomization algorithms More preface Don’t pollute oi with mathematics Jpg There should be no such cancer problem… Probably? Update: less than half of the time The more I write, the more I find that there are many […]
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Nodejs reads the file and writes the demo of the file by line
As a back-end language, it is essential to interact with the file system. Although nodejs is a derivative of JS, it is essential and needs to interact with the file system. Nodejs write file const fs = require(‘fs’); ( ()=>{ for (let i = 0;i<100;i++){ fs.writeFile(“D:\\workspace\\node\\check\\bbs\\controllers\\1.txt”,”123″,{ flag:’a’ },function (err) { if (err !== null) { […]
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How important is the liquidation plan for Swan Lake on March 12 and compound’s 70 million U?
After experiencing a large-scale business explosion, defi has ushered in a large-scale risk explosion period. The successive attacks on the protocol have become the norm, which shows us the other side of the decentralized world – the cruel game. The attacker has found the weapon to take advantage of, such as manipulating the price of […]