Jeff - DEV Community

Jeff

Oct 13

Green CI after an AI refactor means less than you think

#ai #testing #refactoring #programming

1

2 min read

Jeff

Oct 13

Your agent has 40 tools and it still picks the wrong one

#ai #mcp #agentic #programming

1

2

2 min read

Jeff

Oct 13

Your AI review bot is training you to ignore it

#ai #codereview #programming #pr

2

2 min read

Jeff

Oct 13

The agent said done. The demo said otherwise.

#ai #agentic #programming #testing

2 min read

Jeff

Oct 13

Dumping the whole repo is not context engineering

#ai #programming #context #coding

2 min read

Jeff

Oct 13

AI-written tests pass — and still miss the regression

#ai #testing #programming #api

3 min read

Jeff

Oct 13

Your AI coding tool doesn't know your API — and it's inventing endpoints to prove it

#ai #openapi #api #programming

3 min read

Jeff

Oct 13

Your Agent Added a New Dependency to Solve What Your Standard Library Already Handled

#ai #coding #agents #testing

3 min read

Jeff

Oct 12

Your Agent Added a Retry Loop. It Hid the Bug Instead of Fixing It.

#aiagents #testing #debugging #ci

2

3

2 min read

Jeff

Oct 12

Your Agent Added Types — Most of Them Are `any`

#ai #typescript #coding #developers

3 min read

Jeff

Oct 12

Your Agent's PR Grows Three 'While I Was in Here' Cleanups, and Now You Can't Review It

#ai #agents #codereview #engineering

2 min read

Jeff

Oct 12

When Your Agent Summarizes Your Codebase, It Quietly Drops the Types

#aiagents #context #testing #typescript

4 min read

Jeff

Oct 12

When Your Agent Gives Up, It Leaves Behind Five Half-Finished Attempts

#agents #coding #debugging #softwareengineering

3 min read

Jeff

Oct 12

Your Agent Says Tests Pass. On Your Laptop. Not on CI.

#agents #ci #testing #agenticcoding

1

4 min read

Jeff

Oct 12

Your Agent's Context Pack Is a Snapshot. Snapshots Rot.

#ai #coding #agents #context

4 min read

Jeff

Oct 12

The Test That Survives Its Own Implementation

#ai #coding #testing #agents

1

3 min read

Jeff

Oct 12

Your Agent Leaves a Trail of Orphaned Dev Servers When It Says Done

#agents #agenticcoding #developerworkflow #localfirst

1

3 min read

Jeff

Oct 11

When you paste an error into an AI agent, you're handing it your conclusion

#ai #coding #debugging #agents

1

3 min read

Jeff

Oct 11

Your agent will eventually delete the test it can't make pass

#ai #coding #testing #agents

1

3 min read

Jeff

Oct 11

An agent can tell your code is consistent. It can't tell you it's correct.

#ai #coding #agents #testing

1

3 min read

Jeff

Oct 11

Three files per task: the blast-radius cap I impose on every AI agent

#ai #coding #agents #context

2

3 min read

Jeff

Oct 11

The tab tax: why I stopped alt-tabbing out of my editor to test an API

#api #developertools #ai #workflow

1

3 min read

Jeff

Oct 11

Your agent runs the tests that are fast. The slow ones tell the truth.

#ai #coding #testing #agents

3 min read

Jeff

Oct 11

Treat CLAUDE.md like a migration script, not a README

#ai #coding #agents #context

1

3 min read

Jeff

Oct 11

Three checks before I merge code an AI agent wrote

#ai #coding #testing #agents

3 min read

Jeff

Oct 11

Your Agent Renamed the Function — It Just Missed the Caller That Referenced It by String

#agenticcoding #refactoring #ai #codereview

3 min read

Jeff

Oct 10

Your Agent Wrapped the Whole Function in try/catch and Called It Error Handling

#agenticcoding #ai #codereview #errors

3 min read

Jeff

Oct 10

Your Agent Writes the PR Description, but It Only Tells You What the Code Does

#agenticcoding #codereview #ai #developerproductivity

1

3 min read

Jeff

Oct 10

Your Agent Keeps Asking the Same Question It Already Answered Last Session

#aiagents #contextengineering #vibecoding #developertools

2

3 min read

Jeff

Oct 10

Your Agent Will Refactor a Working Function and Quietly Drop the Edge Case

#aiagents #coding #refactoring #codequality

3 min read

Jeff

Oct 10

Your Agent Breaks the Dockerfile Because It Has Never Seen CI Run

#aicoding #devops #docker #ci

2 min read

Jeff

Oct 10

Long agent sessions rot. Start a fresh one instead.

#ai #agentic #context #programming

2 min read

Jeff

Oct 10

Your AGENTS.md Should Survive a Tool Switch

#discuss #ai #agentic #productivity

4 min read

Jeff

Oct 10

Every Agent Task Should End With a Command You Can Run

#ai #agentic #testing #productivity

3 min read

Jeff

Oct 10

Stop Pasting Your Whole Repo Into the Agent

#ai #context #agentic #productivity

3 min read

Jeff

Oct 9

Your Agent Is Fixing Flaky Tests by Quietly Weakening Them

#ai #testing #agentic #codequality

1

4

3 min read

Jeff

Oct 9

Your MCP Server Is Wasting Your Agent's Context Window

#mcp #agentic #context #ai

1

4

3 min read

Jeff

Oct 9

Your AI Wrote a Test That Only It Can Pass

#aicoding #testing #agents #developertools

3 min read

Jeff

Oct 9

Your AI Review Bot Reviewed a Diff the AI Itself Wrote. That's Not a Review.

#ai #codereview #agentic #webdev

3

3 min read

Jeff

Oct 9

Your Agent Doesn't Need More Tokens. It Needs Fewer Wrong Files.

#ai #mcp #webdev #programming

2 min read

Jeff

Oct 9

When AI Starts Writing Your System, Who Tells It What 'Done' Means?

#ai #openapi #webdev #programming

1

3 min read

Jeff

Oct 9

Ask AI to Draw the Failure Path Before You Approve the PR

#ai #testing #webdev #api

3 min read

Jeff

Oct 9

Your API Bug Report Is Missing the Caller

#ai #api #debugging #testing

2 min read

Jeff

Oct 9

Give Your API Agent a Definition of Done

#ai #api #testing #webdev

1

3 min read

Jeff

Oct 9

Your JSON Is Valid. Your Content-Type Might Not Be.

#webdev #api #debugging #beginners

3 min read

Jeff

Oct 9

Your API Works in cURL. Why Does the Browser Reject It?

#webdev #api #debugging #beginners

3 min read

Jeff

Oct 9

MCP Connects Agents to Tools. A2A Connects Agents to Agents - Here's How to Debug It.

#ai #agents #api #tutorial

6 min read

Jeff

Oct 9

Turn an Existing REST API into an MCP Server Without Writing a Single Wrapper

#ai #mcp #api #tutorial

1

2

5 min read

Jeff

Oct 9

Stop Pasting API Docs into Your AI Coding Assistant. Give It an MCP Server Instead.

#ai #mcp #webdev #programming

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3

5 min read

Jeff

Oct 9

I Scanned Dozens of Real Backends into OpenAPI. Here's Why the Naive Approaches Fail.

#webdev #opensource #api #ai

6 min read

Jeff

Oct 9

Stop Testing Your API With the Same Perfect Request

#testing #api #webdev #programming

1

3 min read

Jeff

Oct 9

The Most Useful API Review Starts With a Diff, Not a Demo

#discuss #api #programming #productivity

3

2

3 min read

Jeff

Oct 9

Your cURL Command Works. That Doesn't Make It API Documentation.

#api #webdev #programming #beginners

3 min read

Jeff

Oct 9

Your Cancel Button Might Only Be Canceling the Spinner

#javascript #webdev #api #ux

1

4 min read

Jeff

Oct 9

I Would Rather See Unknown Than an AI-Invented API Contract

#discuss #ai #api #programming

1

4 min read

Jeff

Oct 9

Your API Returned 200. Your Integration Is Still Broken.

#webdev #api #testing #programming

1

3 min read

Jeff

Oct 8

Validate HTTP requests and responses against OpenAPI at runtime: middleware, proxies, and fail-open vs fail-closed

#openapi #api #webdev #programming

6 min read

Jeff

Oct 8

A2A streaming and the task lifecycle: SSE progress updates, artifacts, and push notifications

#ai #agents #a2a #webdev

6 min read

Jeff

Oct 8

Multiple security schemes in OpenAPI: AND vs OR, optional auth, and per-operation overrides

#openapi #security #api #webdev

5 min read

Jeff

Oct 8

Health checks for APIs: /healthz, /readyz, /livez, version, and metrics in OpenAPI

#api #kubernetes #devops #webdev

5 min read

1 Week Community Wellness Streak

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