I'm using Express.js, and I want to initialize a cache on every initial request to a route, and on the subsequent ones use the cached value. For now, I do something like this: let hasRun = false; app.get('/my-route', async (req,…
I have the following html file. When I open it the console only shows "BroadcastChannel created ..." and "Posting message to channel". Neither the eventlistener nor the onmessage function triggers. <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width,…
I am just now Learning React JS, stuck with the following issue useEffect is called Multiple Times, even when state value is passed in Dependencies. How to fix it? import axios from 'axios'; import React, { useEffect, useState } from…
I can't figure out the correct way to pass a system prompt to claude 3 haiku through AWS Bedrock InvokeModelWithResponseStreamCommand. When I try to add { role: "system", content: systemPrompt } to the messages array it breaks. I've scoured Anthropic's…
The Accumulator Array(Indices) is initialized correctly to an 'empty array' during creation in a Reduce loop but on pushing values to it , it becomes 'Undefined'. Why does this happen ? var data = { 'Number': [1, 2, 3, 4,…
I want to share data between the two concurrent method calls shown below. async generateSuggestedSparks(userId: GraphID, friends: Person[], latLng: LatLng) { let suggestions = await this.generateAndMergeListsInParallel([ this.generateHardCodedSparks(userId, friends, latLng), this.generateRandomActivitySparks(userId, friends, latLng, 6), ]); suggestions = this.filterDuplicateSuggestions(suggestions); return suggestions.slice(0, 7);…
const array1 = [ { id: "40", alias: "Number", name: "Number", }, { id: "41", alias: "Salary", name: "Salary", }, ]; const array2 = [ { id: "Sum__Salary__U3VtKFVTJTIwRW1wbG95ZWUuU2FsYXJ5KQ__", name: "Salary", }, { id: "40", name: "Number" }, ]; I want…
i'm new to javascript and programming (3 months) and am trying to make a sorting algorithm visualizer like the ones you see on youtube. i had an issue where the for loops usually used were just way to quick to…
I'm having trouble learning Directus SDK - loosely following: https://docs.directus.io/blog/building-a-personal-travel-journal-with-vue-js-and-directus.html#creating-a-journal-and-users-collection When I try to access data, I'm getting: GET http://127.0.0.1:8055/items/calibers 403 (Forbidden) I can access this from Chrome directly, just not the SDK. The details of the error in the…
Context: I'm trying to programmatically detect (via an injected script) if an arbitrary page (not coded by me) has a window.onload function set (via window.onload=foo, not addEventListener). I thought that I could simply check if typeof window.onload === "function", but…