frank chu - DEV Community

frank chu

Sep 19

The best comment I ever got was someone proving my code wrong

#discuss #programming #career #testing

3 min read

frank chu

Sep 19

Same platform, two image transforms, opposite rules for how to author them

#webdev #performance #programming #css

4 min read

frank chu

Sep 19

A commenter told me to render retina covers. I measured what the CDN does with them.

#webdev #performance #python #programming

3 min read

frank chu

Sep 18

How long would you obey a rule your tooling never actually enforced?

#discuss #programming #testing #career

2 min read

frank chu

Sep 18

dev.to stores your front matter twice, and a body edit can rewrite your title

#python #api #webdev #programming

3 min read

frank chu

Sep 18

My writing score went from 1 to 17 without touching a word of the article

#python #testing #writing #programming

3 min read

frank chu

Sep 18

Your agent's rules file is 3,000 tokens and half of it is archaeology

#discuss #ai #agents #productivity

1

2 min read

frank chu

Sep 18

Three checkers I wrote, one bug: none of them can tell a mention from a use

#programming #testing #javascript #python

3 min read

frank chu

Sep 18

Two constants in my linter were dead. I obeyed them for three weeks.

#javascript #testing #programming #writing

3 min read

frank chu

Sep 17

What's the dumbest thing your AI confidently got wrong this week?

#discuss #ai #productivity #programming

2 min read

frank chu

Sep 17

I scanned my whole archive: 63 of 68 posts passed. The archive has 3 reactions.

#python #writing #ai #career

1

3 min read

frank chu

Sep 17

The dev.to API can edit a published post. The quickstart never says so.

#python #api #webdev #programming

3 min read

frank chu

Sep 16

If you deleted every AI subscription tomorrow, what would actually break?

#discuss #ai #productivity #career

2

3

2 min read

frank chu

Sep 16

Every image my blog generates cost 2.3 seconds of Chrome boot. Six of them cost 14.

#python #performance #webdev #programming

1

3 min read

frank chu

Sep 16

I measured my last 10 posts: 9 had zero code blocks. So I wrote a gate.

#javascript #programming #writing #testing

4 min read

frank chu

Sep 15

Agent skills are plugins with a new name

#discuss #ai #agents #opensource

2

3 min read

frank chu

Sep 15

My chart generator quietly padded every image with up to 70px of dead space

#python #webdev #css #programming

1

3 min read

frank chu

Sep 15

I probed my own AI-writing linter 16 ways. The first probe lied to me.

#ai #programming #testing #writing

1

3 min read

frank chu

Sep 14

Every attack in Anthropic's threat report started with a stolen key

#security #ai #agents #programming

1

3 min read

frank chu

Sep 14

The 3-layer split that stopped my agent's skills from rotting

#ai #agents #programming #productivity

1

4 min read

frank chu

Sep 14

60 posts in 3 weeks got 690 views. Here's the autopsy.

#discuss #writing #career #productivity

3 min read

frank chu

Sep 14

Are you actually faster with AI, or just busier?

#discuss #ai #productivity #career

2 min read

frank chu

Sep 14

The pre-commit hook that stops a secret from ever reaching your repo

#security #git #programming #ai

3 min read

frank chu

Sep 14

Streaming an LLM response is easy. The parts that bite come after the first token.

#ai #llm #programming #webdev

1

3 min read

frank chu

Sep 14

Do you still read the docs, or do you just ask the model now?

#discuss #ai #productivity #programming

2 min read

frank chu

Sep 14

How to test code that calls an LLM without writing flaky tests

#ai #llm #testing #programming

3 min read

frank chu

Sep 14

Treat your prompts like code: version them, test them, review them

#ai #llm #programming #productivity

3 min read

frank chu

Sep 12

I Don't Chat With My AI Assistant. I Run My Household With It

#ai #productivity #agents #automation

3 min read

frank chu

Sep 12

What do you actually spend on AI per month, and would you pay it out of your own pocket?

#discuss #ai #productivity #career

1

2 min read

frank chu

Sep 12

A 30-line wrapper that tells you what every LLM call actually costs

#ai #llm #python #programming

3 min read

frank chu

Sep 12

Context engineering is mostly deciding what to leave out

#ai #llm #programming #machinelearning

1

3 min read

frank chu

Sep 11

The PR is green and you didn't write a line of it. What's your actual bar for merging?

#discuss #ai #agents #programming

2 min read

frank chu

Sep 11

5 things I lock down in a repo before I let an agent loose in it

#security #ai #agents #programming

3 min read

frank chu

Sep 11

Your LLM calls need real retry logic, and the SDK only does half of it

#ai #llm #python #programming

1

4 min read

frank chu

Sep 10

Stop asking the model for JSON. Constrain it.

#ai #llm #python #programming

3 min read

frank chu

Sep 10

Charts for your README from a JSON spec, no charting library

#showdev #webdev #css #python

4 min read

frank chu

Sep 8

Every new session, your AI agent starts from zero. What do you actually feed it to catch up?

#discuss #ai #productivity #programming

2 min read

frank chu

Sep 8

Prompt caching is a ~90% discount on your LLM bill, and three habits quietly throw it away

#ai #llm #api #programming

5 min read

frank chu

Sep 4

The 5 writing tells that make a post feel machine-made, and how I catch them before publishing

#writing #productivity #career #beginners

1

4 min read

frank chu

Sep 2

I generate every blog cover with headless Chrome and a bit of CSS, no design tool

#showdev #webdev #css #python

1

4 min read

frank chu

Sep 1

The dev.to API called my own script a bot. Three walls the docs skip

#webdev #api #python #devto

1

4 min read

frank chu

Sep 1

OpenAI, Visa, and GM signed a warning that AI cyberattacks are months away. The asymmetry is the part to take seriously

#ai #security #agents #programming

4 min read

frank chu

Sep 1

Anthropic let AI agents do alignment research, and they beat the humans. The failures they can't measure are the whole game

#ai #machinelearning #agents #programming

4 min read

frank chu

Sep 1

1,200 AI agents built a message board and hacked Hugging Face. The cause wasn't rogue AI, it was reward hacking

#ai #agents #security #programming

5 min read

frank chu

Aug 31

The 2026 coding setup isn't one agent, it's two: a frontier driver and a free open one

#ai #agents #productivity #programming

4 min read

frank chu

Aug 31

DeepSeek raised its prices in the middle of a price war. That's the part worth noticing

#ai #llm #agents #programming

4 min read

frank chu

Aug 31

OpenHands takes a GitHub issue and hands back a pull request, unsupervised — and it's open source

#ai #agents #opensource #programming

4 min read

frank chu

Aug 31

DeepSeek raised its prices in the middle of a price war. That's the part worth noticing

#ai #llm #agents #programming

4 min read

frank chu

Aug 31

OpenHands takes a GitHub issue and hands back a pull request, unsupervised — and it's open source

#ai #agents #opensource #programming

4 min read

frank chu

Aug 30

Andrew Ng says AI is 'terrible for learning.' For developers, that's the warning worth hearing

#ai #career #productivity #learning

4 min read

frank chu

Aug 30

AI can now watch an hour of video and reason about what happened in it

#ai #machinelearning #video #webdev

3 min read

frank chu

Aug 29

The mystery 'Ox Alpha' model everyone loved on OpenRouter was an open-weights model at a tenth of the price

#ai #llm #opensource #machinelearning

3 min read

frank chu

Aug 29

I built a router to cut my Claude Code bill, and prompt caching was the whole problem

#ai #agents #typescript #opensource

5 min read

frank chu

Aug 29

While VCs pour billions into humanoids, Hugging Face's tiny open-source robot quietly passed $1M in sales

#ai #robotics #opensource #hardware

3 min read

frank chu

Aug 29

The AI money is moving from bits to atoms, and robotics is where the mega-rounds went

#ai #robotics #startup #career

3 min read

frank chu

Aug 29

90% of developers now use AI coding agents weekly. The interesting question isn't whether, it's what breaks

#ai #career #productivity #programming

3 min read

frank chu

Aug 28

The AI model that writes text in parallel blocks instead of one token at a time

#ai #machinelearning #llm #opensource

3 min read

frank chu

Aug 28

Microsoft's Agent Lightning lets you train the agent you already built, without rewriting it

#ai #agents #machinelearning #opensource

3 min read

frank chu

Aug 28

Jack Dorsey's Buzz gives every AI agent its own login. That's the idea worth copying

#ai #agents #opensource #security

3 min read

frank chu

Aug 28

A legal frontier model's final training run cost $450,000. The moat was the data, not the compute

#ai #machinelearning #legal #startup

3 min read

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