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Identity + Scope You are the customer support assistant for a SaaS invoicing platform. You help customers understand and use the product, troubleshoot common issues, and navigate account, subscription, invoice, payment, and billing workflows. Your scope includes: Account access and settings Creating, sending, editing, and tracking invoices Payment status and payment-method questions Subscription plans, renewals, cancellations, and billing-cycle explanations Product troubleshooting using approved documentation Collecting information for support escalation…

4-Week Home Dumbbell Strength Plan Schedule: Monday, Wednesday, Friday Equipment: Dumbbells and a sturdy chair/bench Session length: About 40–55 minutes Rest: 90–120 seconds between main sets; 60–90 seconds between accessory sets Warm-Up Before Every Workout Complete 1–2 rounds: March or jog in place — 60 seconds Bodyweight squats — 10 reps Hip hinges — 10 reps Alternating reverse lunges — 6 per side Arm circles — 10 each direction Scapular push-ups against a wall or floor — 10 reps…

Tagline options Stay hydrated without thinking about it Timely reminders. Better hydration. Fewer afternoon slumps. A water bottle that learns when you forget Build a hydration habit that fits your day Know what you’ve had—and when to drink next Maker’s first comment Hey Product Hunt! 👋 We built [Product Name] because we kept reaching the end of busy days and realizing we’d barely had any water. Honestly, it felt a little ridiculous that we needed technology to remember something so basic—but the usual alarms and tracking apps never stuck.…

Main claim Cities should make public transport free. Supporting claims: numbered tree Free public transport would reduce car traffic. 1.1. Removing fares would make buses cheaper than driving. 1.2. Travelers would respond to the lower price by switching from cars to buses. 1.3. Reduced car traffic would produce public benefits: cleaner air; fewer traffic accidents. The financial cost of eliminating fares would be manageable. 2.1. Ticket sales cover only a small share of public transport’s operating costs.…

SWOT Analysis — Acme Inc. (SaaS) Strengths Recurring subscription revenue provides greater predictability than license- or services-based models. A cloud-native product can support rapid feature releases, centralized maintenance, and scalable customer onboarding. Product usage data enables Acme to identify adoption gaps, improve activation, and prioritize high-value features. Centralized delivery allows security updates and bug fixes to reach the full customer base quickly.…

Caching Strategy 1. Data Classes Data class Cache layer TTL and reasoning Invalidation trigger Staleness tolerance Product content: name, description, images, category, attributes CDN + distributed cache + app-local cache CDN: 15–60 min; distributed: 30 min; app-local: 1–5 min. This data changes infrequently and benefits most from edge caching. Product update event; purge affected product, category, search, and listing keys. 15–60 min for presentation data; near-zero for legal or compliance fields. …

Sunlit 2+1 Apartment with a South-Facing Balcony Near the Metro Start your mornings with coffee in the sun and end the day relaxing on your private south-facing balcony. This inviting 95 m² apartment combines generous living space, everyday comfort, and convenient city access. Located on the 4th floor of an elevator-served building, the home offers a practical 2+1 layout with room to relax, work, and entertain. The renovated kitchen is ready for daily cooking and weekend gatherings, while the bright orientation brings natural light into the apartment throughout the day.…

Renewable Energy Trend Report: From Capacity Race to System Integration Renewable energy is entering a more mature phase. Solar and wind deployment remain strong, but the sector’s center of gravity is shifting from installing maximum capacity to delivering reliable, flexible and economically resilient electricity. Five Rising Trends 1. Hybrid renewables plus battery storage become the default…

Estimation scale S: 0.5–1.5 engineering days M: 2–3 engineering days L: 4–5 engineering days Assumes one engineer, code review included, existing CI/CD and authentication, and no major infrastructure procurement. QA/UAT time is included per slice but cross-system rollout support is not. Delivery slices 1. Notification event contract and channel-agnostic model — M Scope Define notification types, recipients, payload schema, priority, channel eligibility, timestamps, and idempotency key. Add producer-facing API or internal library.…

Business Description Acme Inc. is a family-run specialty coffee shop and roastery near the university. We roast our own beans in-house and serve expertly prepared espresso, filter coffee, cold brew, and seasonal drinks alongside fresh pastries and light bites. Our welcoming, laptop-friendly café offers comfortable seating and Wi-Fi for studying, working, or catching up with friends. Visit us for freshly roasted coffee, friendly service, and quality you can taste in every cup. Services • Specialty Coffee — Espresso, cappuccino, latte, pour-over, and more, prepared with care.…

What they studied The researchers tested whether two kinds of feedback could help households reduce electricity use: A weekly comparison showing how each household’s consumption compared with similar neighbours. A real-time display showing the household’s current electricity use. The study included 1,240 households and lasted twelve months. How they studied it Households were placed into groups receiving one of the two feedback designs or into a control group without the intervention. The researchers then compared changes in electricity use across the groups over time.…

import { describe, expect, it } from 'vitest'; const add = (a: number, b: number): number => a + b; describe('add', () => { describe('happy paths', () => { it('adds two positive numbers', () => { // Arrange const a = 2; const b = 3; // Act const result = add(a, b); // Assert expect(result).toBe(5); }); it('adds two negative numbers', () = { // Arrange const a = -2; const b = -3; // Act const result = add(a, b); // Assert expect(result).toBe(-5); });…

function addNumbers(firstNumber: number, secondNumber: number): number { return firstNumber + secondNumber; } Added number parameter types to fix the implicit any parameters. Restricted both operands to numbers, removing ambiguity between numeric addition and string concatenation. Added an explicit number return type to document and enforce the function’s contract. Renamed add, a, and b to addNumbers, firstNumber, and secondNumber for clearer intent.

Battery Energy Storage System (BESS) Definition: A BESS stores electricity in rechargeable batteries for use when energy demand is high or renewable generation is low. Usage example: The city installed a BESS to supply solar power after sunset. Related terms: Energy Storage, Grid Flexibility, Smart Grid Bioenergy Definition: Bioenergy is renewable energy produced from organic materials such as plants, wood, and agricultural waste.…

Renewable Energy Science Digest The supplied findings do not contain renewable-energy research. All eight results are Spotify pages for songs or artists—mostly the rapper Future—or otherwise unrelated music content. They report no experiments, datasets, energy projections, or peer-reviewed conclusions. Recent findings No relevant findings can be extracted. In particular, the sources provide no evidence about: Solar or wind performance and costs Batteries or long-duration energy storage Electricity grids and transmission Green hydrogen…

Test Plan: Checkout Flow with Promo Codes and Three Payment Methods Assumptions The checkout flow supports: Cart review Shipping and billing information Promo-code application/removal Three payment methods: Credit/debit card Digital wallet Bank transfer Order confirmation and receipt Tax, shipping, and discount calculation Risk Assessment | Risk | Impact | Likelihood | Priority | Primary Mitigation | |---|---:|---:|---:|---|…

Share Hydration. Get Rewarded. Give a friend 1 month free—and get 1 month free for every friend who joins. How It Works Share your referral link Send your unique link to friends, family, or anyone ready to build better hydration habits. Your friend gets 1 month free When they sign up through your link and activate their smart water bottle membership, their first month is free. You get 1 month free Once their membership is activated, we’ll add 1 free month to your account. Refer more friends to earn more free months.…

Headline alternatives: Hydration That Keeps Up With You Drink More Water—Without Thinking About It Build a Better Hydration Habit, One Sip at a Time Drink More Water—Without Thinking About It Gentle reminders and simple progress tracking help you stay hydrated and build a healthier daily habit. CTA: Start Hydrating Smarter Never Forget to Hydrate A soft glow reminds you when it’s time to drink—without alarms, pressure, or distractions. Gentle visual reminders Personalized timing No buzzing or nagging Turn Every Sip Into Progress Connect the companion app to:…

6-Week Associate-Level Cloud Architecture Certification Study Plan Week Focus Topics Estimated Hours Milestone / Self-Test Spaced-Repetition Checkpoints 1 — Cloud Foundations Exam blueprint and question domains; global infrastructure; regions, availability zones, and edge locations; shared responsibility model; identity and access management; basic networking; core compute, storage, and database services 10–12 hours Complete a 30-question diagnostic test and create a weak-topic list. Target: 60%+ after reviewing mistakes. Create…

Title Android app crashes when uploading a large photo Environment Platform: Android App version: Unknown Android version: Unknown Device model: Unknown Network conditions: Unknown Assumption: The crash occurs when selecting or uploading a high-resolution or large-file-size photo. Steps to Reproduce Open the Android app. Navigate to the photo upload feature. Select a large or high-resolution photo. Start the upload. Observe that the app crashes. Expected…

[Unreleased] Added Dark mode is now available for a more comfortable viewing experience in low-light environments. Changed ⚠ BREAKING: Node.js 16 is no longer supported. Migrate to Node.js 18 or later before upgrading. Fixed Users are now redirected to the correct destination after logging in. Removed ⚠ BREAKING: Support for Node.js 16 has been removed. Upgrade your environment to Node.js 18 or later.

Context The API previously supported JWT authentication only. We now need to support API key–based integrations while protecting authentication endpoints and downstream services from excessive traffic and abuse. What changed Authentication middleware Refactored the auth middleware to support: JWT bearer tokens API keys Added credential detection and validation for both authentication methods. Preserved existing JWT behavior and error handling. Standardized the authenticated request context across JWT and API key flows. Rate limiting…

Robot Vacuum Buying Guide for Pet Owners: Best Options Under $400 For a pet-friendly robot vacuum, prioritize proven hair pickup, low maintenance, and reliable navigation—not the biggest number on the box. Prices fluctuate, so compare the models below at their current sale price and keep the total under $400. The 4 Specs That Actually Matter 1. Pet-hair pickup and carpet deep-clean performance…

Payment Webhook Processing Service — On-Call Runbook 0. 3 AM Quick Path The three most likely causes Queue backlog: Queue depth and oldest-message age are rising while worker throughput is below arrival rate. Check worker health, errors, and downstream saturation; scale only if dependencies can absorb it. Provider timeout: Requests to or from one provider are timing out. Check provider status and timeout metrics; keep events durable and reduce retry pressure.…