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<script> for (let i = -3; i < 4; i++) { // 用到了y = |x|函数的思想 const empty = Math.abs(i % 4); let row = ''; for (let j = 0; j < empty; j++) { row += ' '; 阅读全文
posted @ 2022-10-10 12:00
ukeepgoing
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import scanpy as sc import scipy # from scipy.sparse import csr_matrix # import scipy.sparse import numpy as np import time # 记个运行时长 start = time.perf 阅读全文
posted @ 2022-10-01 13:51
ukeepgoing
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记得去ionic 官网获取npm下载地址，而不是什么中文文档里面给的npm下载指令。 阅读全文
posted @ 2022-08-18 16:12
ukeepgoing
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export class Energy { public radius = 0; public pos = {x: 0, y: 0}; public cp = {x: 0, y: 0}; public speed = 1; public coefficient = {x: 0, y: 0}; pub 阅读全文
posted @ 2022-08-17 17:13
ukeepgoing
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<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>驼峰、下划线互转</title> <style> * { margin: 0; padding: 0; } html. body { width: 100%; 阅读全文
posted @ 2022-07-11 13:38
ukeepgoing
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#include <stdio.h> int main() { int n = 0; while(scanf("%lld", &n) && n > 0) { long long sum = 0; for(int i = 1; i <= n; i++) { long long factorial = 阅读全文
posted @ 2022-07-03 15:54
ukeepgoing
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#include <stdio.h> int main() { for(int a = 1; a < 10; a++) for(int b = 1; b < 10; b++) for(int c = 1; c < 10; c++) { if (a*a*a + b*b*b + c*c*c == a*1 阅读全文
posted @ 2022-07-03 15:45
ukeepgoing
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一定要用管理员身份打开cmd再执行。 指令：npm install -g windows-build-tools 或者 cnpm install -g windows-build-tools 阅读全文
posted @ 2022-06-30 10:46
ukeepgoing
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注意，只能用于http/https去下载文件 依赖： npm install @ionic-native/downloader integrator-cordova-plugin-downloader import { Downloader } from '@ionic-native/downloa 阅读全文
posted @ 2022-06-30 09:27
ukeepgoing
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<svg xmlns="http://www.w3.org/2000/svg" version="1.1" width="1000" height="100"> <path d="M0 50 L400 50 Z" stroke="black" stroke-width="2" fill="none" 阅读全文
posted @ 2022-05-20 16:53
ukeepgoing
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