Văn Tuấn Lê

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Joined on Jun 21, 2026

Văn Tuấn Lê

Aug 14

How to Give AI Better Evidence: Lessons From a Security Investigation That Almost Failed

#ai #security #wordpress #webdev

6 min read

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Văn Tuấn Lê

Aug 14

5 Things That Broke When I Let AI Guide My WordPress Migration to Hostinger

#wordpress #webdev #ai #hosting

2 min read

Văn Tuấn Lê

Aug 14

The AI Got It Wrong — Then Got It Right (WordPress Redirect Attack)

#wordpress #security #ai #webdev

2 min read

Văn Tuấn Lê

Aug 7

I Built a Free Toolkit With 500+ Copy-Paste Commands for Sysadmins and Website Owners

#security #devops #webdev #linux

2 min read

Văn Tuấn Lê

Aug 1

I Built a Vocabulary Matching Game for My Son's English Exam — Then Flipped It for Mandarin Learners

#javascript #webdev #learning #opensource

2 min read

Văn Tuấn Lê

Jul 27

I Gave 9 AI Models the Same Stock IPO Data. They All Got It Wrong

#discuss #ai #machinelearning #python

2 min read

Văn Tuấn Lê

Jul 25

I built a free AI investing toolkit after running 7 experiments with 8 AI models — here's what I learned

#ai #webdev #opensource #javascript

2 min read

Văn Tuấn Lê

Jul 25

I built a free AI investing toolkit after running 7 experiments with 8 AI models — here's what I learned

#ai #webdev #javascript #opensource

2 min read

Văn Tuấn Lê

Jul 18

How I Built 8 Free Relationship Quizzes With Vanilla JS (No Framework, No Backend)

#showdev #javascript #webdev #beginners

2 min read

Văn Tuấn Lê

Jul 15

How I Built an Open-Source Psychology Quiz & Got 500+ GitHub Stars in 48 Hours

#learning

5 min read

Văn Tuấn Lê

Jul 4

I Asked AI to Predict My Blog Traffic. Here's What Happen ed.

#ai

5 min read

Văn Tuấn Lê

Jul 3

Survivorship Bias: Why You're Copying the Wrong Success Stories

#successstories

3 min read

Văn Tuấn Lê

Jul 3

The 40-Hour Rule: Why Experts Are Always Confidently Wrong

#psychology

2 min read

Văn Tuấn Lê

Jul 3

The Sunk Cost Trap: Why Quitting Feels Wrong When It's Right

#psychology #decisionmaking #cognitivebiases

3 min read

Văn Tuấn Lê

Jul 1

I Built 25 Free Historical Life Simulators. Here's What the Process Taught Me About Decision-Making.

#buildinpublic #webdev #javascript #productivity

4 min read

Văn Tuấn Lê

Jun 30

I Hit Claude's Token Limit Mid-Project. The Alternatives Were Worse.

#ai #claude #webdev #productivity

5 min read

Văn Tuấn Lê

Jun 23

I built a free offline Chinese pinyin annotator in a single HTML file

#javascript #html #webdev #opensource

3 min read

Văn Tuấn Lê

Jun 21

I Pitted 3 Chinese AI Models Against 3 American Ones on 14 World Cup Matches

#discuss #ai #machinelearning #watercooler

1 min read

DEV Community

Văn Tuấn Lê

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Writing Debut

How to Give AI Better Evidence: Lessons From a Security Investigation That Almost Failed

Want to connect with Văn Tuấn Lê?

5 Things That Broke When I Let AI Guide My WordPress Migration to Hostinger

The AI Got It Wrong — Then Got It Right (WordPress Redirect Attack)

I Built a Free Toolkit With 500+ Copy-Paste Commands for Sysadmins and Website Owners

I Built a Vocabulary Matching Game for My Son's English Exam — Then Flipped It for Mandarin Learners

I Gave 9 AI Models the Same Stock IPO Data. They All Got It Wrong

I built a free AI investing toolkit after running 7 experiments with 8 AI models — here's what I learned

I built a free AI investing toolkit after running 7 experiments with 8 AI models — here's what I learned

How I Built 8 Free Relationship Quizzes With Vanilla JS (No Framework, No Backend)

How I Built an Open-Source Psychology Quiz & Got 500+ GitHub Stars in 48 Hours

I Asked AI to Predict My Blog Traffic. Here's What Happen ed.

Survivorship Bias: Why You're Copying the Wrong Success Stories

The 40-Hour Rule: Why Experts Are Always Confidently Wrong

The Sunk Cost Trap: Why Quitting Feels Wrong When It's Right

I Built 25 Free Historical Life Simulators. Here's What the Process Taught Me About Decision-Making.

I Hit Claude's Token Limit Mid-Project. The Alternatives Were Worse.

I built a free offline Chinese pinyin annotator in a single HTML file

I Pitted 3 Chinese AI Models Against 3 American Ones on 14 World Cup Matches