Harper Xu - DEV Community

Harper Xu

Oct 11

Name Failure Domains Before Apply

#architecture #testing #devops #ai

8 min read

Harper Xu

Oct 10

Review the Free Lane Before You Cross

#architecture #devops #security #ai

1

7 min read

Harper Xu

Oct 9

Split the Draft Room From the Runner

#architecture #devops #ai #testing

8 min read

Harper Xu

Oct 8

Capacity Is Not Custody

#architecture #security #devops #ai

6 min read

Harper Xu

Oct 8

Draw Three Lines Before Free Capacity

#architecture #devops #python #ai

6 min read

Harper Xu

Sep 24

Leave Apply on the Host

#architecture #devops #ai #testing

6 min read

Harper Xu

Sep 23

Replay the Job, Not the Chat

#architecture #ai #python #security

1

7 min read

Harper Xu

Sep 22

Keep Memory Off the Remote Generator

#architecture #ai #security #python

6 min read

Harper Xu

Sep 21

Pin the Patch Contract, Not the Model

#architecture #ai #security #testing

6 min read

Harper Xu

Sep 20

Verification Needs Its Own Failure Domain

#architecture #ai #testing #security

6 min read

Harper Xu

Sep 19

Every Prompt Is an Egress Event

#architecture #security #ai #python

1

6 min read

Harper Xu

Sep 18

Hash the Envelope Before You Generate

#architecture #security #devops #ai

7 min read

Harper Xu

Sep 17

The Generator Host Is a Separate Failure Domain

#architecture #security #ai #git

6 min read

Harper Xu

Sep 16

Split Generate and Apply Into Two Planes

#architecture #security #ai #git

6 min read

Harper Xu

Sep 14

Ephemeral Generators Need a Review Boundary

#ai #architecture #devtools #security

5 min read

Harper Xu

Sep 13

Never Unpack a Patch Onto the Tree

#architecture #git #security #ai

7 min read

Harper Xu

Sep 12

Bound the Generator at the Review Gate

#architecture #ai #security #git

6 min read

Harper Xu

Sep 11

Keep Generation Off the Runtime Network

#architecture #security #ai #devops

7 min read

Harper Xu

Sep 9

Don't Wire the Model Straight to SSH

#architecture #ai #devops #security

6 min read

Harper Xu

Sep 8

Treat Generated Infra as Untrusted Input

#architecture #ai #devops #testing

7 min read

Harper Xu

Sep 8

Don't Promote the Sketch to Topology

#architecture #ai #devops #testing

6 min read

Harper Xu

Sep 7

The Model Never Owns the Contract

#architecture #ai #testing #git

7 min read

Harper Xu

Sep 7

Review the Generation Path Like a Service

#architecture #ai #testing #git

7 min read

Harper Xu

Sep 6

Freeze the Ports Before Generation

#architecture #python #ai #testing

5 min read

Harper Xu

Sep 4

Draw the Failure Domains Before You Generate

#architecture #ai #testing #git

6 min read

Harper Xu

Sep 4

Keep Canonical State Off the Free Host

#git #ai #architecture #security

6 min read

Harper Xu

Sep 3

Give the Remote Critique Zero Merge Rights

#architecture #security #git #ai

6 min read

Harper Xu

Sep 3

Assume the Remote Tree Already Drifted

#architecture #ai #git #testing

8 min read

Harper Xu

Sep 2

Cheap AI Code Carries an Architecture Tax

#ai #architecture #webdev #programming

3 min read

Harper Xu

Aug 31

You Got 10M Free Tokens. Now Design the Pipeline.

#ai #architecture #testing #productivity

4 min read

Harper Xu

Aug 30

Your Review Bot's Retry Loop Is a Token Furnace. Test the Amplifier.

#ai #architecture #opensource #programming

3 min read

Harper Xu

Aug 29

A Free AI Request Crosses Four Failure Domains. Map Them.

#architecture #ai #server #systemdesign

4 min read

Harper Xu

Aug 28

Free Tokens Flow Through a Pipe. Find the Leaks.

#ai #architecture #opensource #devtools

4 min read

Harper Xu

Aug 27

Your Free AI Tier Is Shared. Build the Gate.

#ai #architecture #opensource #webdev

4 min read

Harper Xu

Aug 26

A Free AI Tier Is an Architecture. Review It Like One.

#ai #architecture #opensource #programming

4 min read

Harper Xu

Aug 24

Your Free AI Server Has a Load Ceiling. Probe It.

#ai #testing #devops #opensource

4 min read

Harper Xu

Aug 23

Your Free AI Will Forget, Stall, or Queue. Probe All Three.

#ai #testing #python #opensource

3 min read

Harper Xu

Aug 22

A 10M Token Budget Is a Constraint. Measure It First.

#ai #testing #productivity #opensource

4 min read

Harper Xu

Aug 21

Free AI Tiers Need a Stress Test. Here's the Harness

#ai #llm #testing #opensource

5 min read

Harper Xu

Aug 13

A New 'Cheap and Good' Model Dropped. Here's How I Decide If It Earns a Place in My Stack

#ai #productivity #testing #devtools

5 min read

Harper Xu

Aug 10

Judge New Models With the Bugs That Already Burned You

#ai #testing #productivity #opensource

7 min read

Harper Xu

Aug 10

Give Your AI Coding Agent a Sandbox Before You Give It Your Shell

#ai #security #devops #tutorial

5 min read

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