• Jan 5, 2026 •C S
0 likes • 9 views
<div className="md:self-start sticky top-16 bg-background px-4 mt-1 sm:px-6 md:pt-4 lg:pl-8 lg:pr-4"> <ScrollArea className="whitespace-nowrap"> <div className="w-max flex md:flex-col gap-1 bg-transparent text-muted-foreground pb-2"> {menuData.map((section) => ( <Button key={section.title} onClick={() => handleScrollToSection(section.title)} variant="ghost" size="sm" className={cn( 'w-auto md:w-full hover:cursor-pointer relative md:justify-end', activeSection === section.title ? cn( 'text-foreground after:absolute after:bottom-[-2px] after:bottom-0 after:w-full after:h-[2px] after:bg-primary', 'md:after:right-[-2px] md:after:top-0 md:after:h-full md:after:w-[2px]', ) : '', )} > {section.title} </Button> ))} </div> <ScrollBar orientation="horizontal" /> </ScrollArea> </div>
• Jul 13, 2025 •West
0 likes • 1 view
const express = require('express') const app = express() const port = 3000 app.get('/', (req, res) => { res.send('Hello World!') }) app.listen(port, () => { console.log(`Example app listening on port ${port}`) })
• Nov 19, 2022 •CodeCatch
0 likes • 3 views
const powerset = arr => arr.reduce((a, v) => a.concat(a.map(r => r.concat(v))), [[]]); powerset([1, 2]); // [[], [1], [2], [1, 2]]
const shuffle = ([...arr]) => { let m = arr.length; while (m) { const i = Math.floor(Math.random() * m--); [arr[m], arr[i]] = [arr[i], arr[m]]; } return arr; }; const foo = [1, 2, 3]; shuffle(foo); // [2, 3, 1], foo = [1, 2, 3]
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const quickSort = arr => { const a = [...arr]; if (a.length < 2) return a; const pivotIndex = Math.floor(arr.length / 2); const pivot = a[pivotIndex]; const [lo, hi] = a.reduce( (acc, val, i) => { if (val < pivot || (val === pivot && i != pivotIndex)) { acc[0].push(val); } else if (val > pivot) { acc[1].push(val); } return acc; }, [[], []] ); return [...quickSort(lo), pivot, ...quickSort(hi)]; }; quickSort([1, 6, 1, 5, 3, 2, 1, 4]); // [1, 1, 1, 2, 3, 4, 5, 6]
• Mar 11, 2021 •C S
0 likes • 2 views
require("dotenv").config(); const mongoose = require("mongoose"); const db = process.env.MONGO_URI; const connectDB = async () => { try { await mongoose.connect(db, { useNewUrlParser: true, useUnifiedTopology: true, useFindAndModify: false, useCreateIndex: true }); console.log("MongoDB Connected"); } catch (err) { console.error(err.message); } }; module.exports = connectDB;