Search: "unit testing"

#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 ...

#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-...

#education #assessment #blooms-taxonomy

Education: Write Test Questions That Measure Thinking, Not Recall

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

#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...

#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...

#coding #refactoring #legacy-code

Coding: Refactor Code I Don't Have Tests For Without Breaking It

I need to refactor [MODULE/FUNCTION] and there are no tests. Yes, I should add t...

#business #strategy #expansion

business Advanced

Decide whether to expand a profitable side service into a real business line

We have a side service that generates ~15% of revenue from ~5% of our effort. Cu...

#education #curriculum #engagement

Design a one-week intro unit that hooks students before the hard material

I'm teaching a course where the first three weeks of content are necessary but u...

#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 ...

#education #assessment #pedagogy

education Advanced

Education: Write a Test Question That Measures Understanding, Not Memorization

I'm writing an assessment for [TOPIC, LEVEL]. Give me three question formats tha...

#education #assessment #exam-design

education Advanced

Write Test Questions That Can't Be Aced by Memorization Alone

I'm writing a test on a topic I've taught for years and I'm tired of seeing stud...

#education #quiz #assessment

Write quiz questions that distinguish 'understood' from 'memorized'

Write [N] quiz questions on [TOPIC] for [STUDENT LEVEL]. Half the questions shou...

#refactoring #clean-code #testing

coding Intermediate

Refactor a Monolithic Function into Pure, Testable Units

Act as a senior software engineer who pairs with juniors on refactors. I will pa...

#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 #refactoring #testing

Refactor a 400-line function without breaking implicit callers

I have a 400-line function that is impossible to test but heavily used. Help me ...

#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...

#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...

#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...

hr Advanced

Design an interview loop that filters for the actual job, not just confident interviewees

I'm hiring for [role]. I've drafted a loop of [N] interviews: [list them]. Help ...

#hr #hiring #interviews

#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....

#data #analysis #insights

data intermediate

Analyze a Dataset and Find Insights

Act as a data analyst. I have a dataset with these columns: [list columns]. Sugg...

#education #study plan #spaced repetition

Create a Spaced-Repetition Study Plan for an Exam

Act as a learning scientist and study coach. Help me build a study plan to prepa...