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#debugging

Troubleshooting code issues

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A Running Container Doesn't Mean a Healthy Service

A Running Container Doesn't Mean a Healthy Service

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3 min read
A file path is a claim, not a pointer

A file path is a claim, not a pointer

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6 min read
The Junior Who Never Read a Stack Trace

The Junior Who Never Read a Stack Trace

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5 min read
A fix without a test is a fix on loan

A fix without a test is a fix on loan

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2 min read
Permissions Hadn't Changed, but QA Said 'I Can't Create' — Answering with a Table Uncovered an Unreachable Branch

Permissions Hadn't Changed, but QA Said 'I Can't Create' — Answering with a Table Uncovered an Unreachable Branch

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3 min read
My webhook catcher's 24-hour expiry taught me that 'ephemeral' is a promise you have to keep with your own memory

My webhook catcher's 24-hour expiry taught me that 'ephemeral' is a promise you have to keep with your own memory

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2 min read
What Actually Breaks During an Amazon EKS Upgrade: A Failure-First Upgrade Strategy

What Actually Breaks During an Amazon EKS Upgrade: A Failure-First Upgrade Strategy

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3 min read
Vector Search Latency Spikes: Isolate Top K and Payload Amplification Under Load

Vector Search Latency Spikes: Isolate Top K and Payload Amplification Under Load

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5 min read
Your Retry Policy Is a Load Test

Your Retry Policy Is a Load Test

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4 min read
Go 1.27 Finds Leaked Goroutines With the Garbage Collector. Here's What It Misses

Go 1.27 Finds Leaked Goroutines With the Garbage Collector. Here's What It Misses

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8 min read
48-Hour Field Notes: My Stream Ended Without [DONE] and the Client Called It Success

48-Hour Field Notes: My Stream Ended Without [DONE] and the Client Called It Success

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5 min read
FP16 Quantization Quality Loss: We Blamed the Architecture, the Bug Was One Overflowed Tensor

FP16 Quantization Quality Loss: We Blamed the Architecture, the Bug Was One Overflowed Tensor

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10 min read
I thought the local LLM was weak — it was a bug in my own harness

I thought the local LLM was weak — it was a bug in my own harness

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3 min read
I turned on Secure Boot and my Ubuntu laptop stopped booting

I turned on Secure Boot and my Ubuntu laptop stopped booting

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2 min read
Your MCP server works in the terminal and fails in the client — the four causes

Your MCP server works in the terminal and fails in the client — the four causes

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2 min read
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