Search: "API testing"

#coding #refactoring #legacy code

Refactor Legacy Function with Tests

Act as a senior engineer. I will paste a legacy function in [LANGUAGE]. Step 1: ...

#marketing #landing-page #hooks

Write Three Different Hooks for the Same Landing Page

I have a landing page for [product/service, audience, primary CTA]. Here's the c...

#coding #testing #property-based

Generate Property-Based Tests from Spec

Given the function signature and natural-language specification below, generate ...

#education #assessment #blooms-taxonomy

education Intermediate

Education: Write Test Questions That Measure Thinking, Not Recall

I need to write assessment questions for a unit. Make them measure understanding...

#education #questions #self-testing

education Intermediate

Turn a dense chapter into questions that test real understanding

I'll paste or describe a chapter or article I'm studying. Generate questions at ...

#email marketing #A/B testing #subject lines

Email Marketing A/B Testing: Subject Line Optimization Guide

Help me design and run effective A/B tests for my email marketing campaigns. I n...

#design #landing-page #copy

design intermediate

Landing Page Copy and Layout Blueprint Generator

Create high-converting landing page copy and layout blueprint. Campaign details:...

#marketing #landing-page #ab-testing

Landing Page Hero Copy A/B Test Variants Driven by JTBD Framing

Generate 5 landing page hero (headline + subhead + CTA) variants for [product] u...

#data #statistics #ab-testing

data Intermediate

Data: Decide Whether a Difference in Two Numbers Is Real or Noise

I have two numbers (a metric this period vs last period) and a stakeholder askin...

Trace why a request that 'works in Postman' fails in the app

I have an HTTP request that works perfectly when I send it from Postman or curl,...

#coding #debugging #http

#coding #testing #unit-tests

coding Intermediate

Write a test that captures intent, not implementation

You are a test design coach. Here is a function: [PASTE_FUNCTION]. The existing ...

#marketing #facebook-ads #instagram-ads

marketing intermediate

Facebook and Instagram Ad Copy Generator

Generate high-converting Facebook/Instagram ad copy for my campaign. Campaign de...

#marketing #ad-copy #headlines

Write Five Variations of a Single Ad Headline

Act as a direct-response copywriter. For my product {{name + 1-line description}...

#flaky-tests #debugging #race-conditions

Coding: Translate a Flaky Test Into a Real Bug or a Real Fix

I have a test that fails ~1 in 20 runs. Most people would mark it skip or retry-...

Design a Resilient Retry Policy for an External API Call

You are a backend reliability engineer. Design a retry policy for calling [exter...

#retry #resilience #api

#data #ab-testing #experimentation

data Advanced

Choose between A/B test variants when results are statistically tied

My A/B test ran for 3 weeks. Variant B is +0.4% on the primary metric, not stati...

#data #experimentation #ab-testing

data Advanced

Diagnose an A/B test that shows a 4% lift on a metric that should be flat

You are an experimentation lead. We ran an A/B test on [CHANGE] and saw a +4% li...

#api #versioning #backwards-compatibility

API Versioning Strategy Decision Helper

Act as a staff API architect. Help me choose a versioning strategy for [API NAME...

#coding #debugging #flaky tests

Debug an Intermittent Test Failure That Only Happens in CI

I have a test that passes locally 100% of the time and fails ~5% in CI. Walk me ...

#coding #refactoring #clean-code

Coding: Refactor a Function That Does Too Much Without Breaking Callers

I have a function that's grown into a god-function. Refactor it without changing...

#coding #testing #debugging

Diagnose a flaky test that fails 10% of the time

I have a test that passes locally and fails about 1 in 10 CI runs. Help me hunt ...

#coding #architecture #microservices

Decide whether to extract a service from your monolith yet

Act as a software architect. We have a [LANGUAGE]/[FRAMEWORK] monolith and a tea...

#design #user-research #usability

design intermediate

Run usability tests with 5 people and learn the right things from each one

Act as a research lead who has seen small-N usability tests done badly and well....