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Day 0: Setting up my cybersecurity learning environment

Day 0: Setting up my cybersecurity learning environment

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2 min read
10 Python Variable Mistakes Developers Still Make (And How to Fix Them)

10 Python Variable Mistakes Developers Still Make (And How to Fix Them)

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5 min read
Five things that break when you drive a real Chrome over CDP (and how to verify your writes actually landed)

Five things that break when you drive a real Chrome over CDP (and how to verify your writes actually landed)

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6 min read
Ten Packages, One Rule: A Check Must Be Able to Fail

Ten Packages, One Rule: A Check Must Be Able to Fail

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7 min read
My Trading Bot Skipped 28 Trades Because I Ignored Volatility on a Tiny Real-Money Budget

My Trading Bot Skipped 28 Trades Because I Ignored Volatility on a Tiny Real-Money Budget

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4 min read
Arquitetura Hexagonal em Python do zero: um domĂ­nio que nĂŁo sabe onde mora nem quem o chama

Arquitetura Hexagonal em Python do zero: um domĂ­nio que nĂŁo sabe onde mora nem quem o chama

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9 min read
Docling: Turn Messy Documents into Clean Data for Your AI App

Docling: Turn Messy Documents into Clean Data for Your AI App

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2 min read
The Bug That Passed Every Test and Still Lost Me Money

The Bug That Passed Every Test and Still Lost Me Money

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2 min read
Folder Copy Organizer: a preview-first Python file-copy workflow

Folder Copy Organizer: a preview-first Python file-copy workflow

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2 min read
Starting My Developer Journey on DEV.to

Starting My Developer Journey on DEV.to

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1 min read
Anthropic Batch API: 112 of My 1,842 Jobs Never Came Back

Anthropic Batch API: 112 of My 1,842 Jobs Never Came Back

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6 min read
The agent wrote the code. The tests are green. The linter is clean. You can't explain what changed.

The agent wrote the code. The tests are green. The linter is clean. You can't explain what changed.

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8 min read
I Built a Single-File Syntax Reference for C, Python, and VHDL

I Built a Single-File Syntax Reference for C, Python, and VHDL

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4 min read
Zod vs Pydantic vs Ajv: I ran one broken schema in all 3

Zod vs Pydantic vs Ajv: I ran one broken schema in all 3

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6 min read
2 Pitfalls in Priority Probes: Letting One Real Request Through an Open Circuit Breaker

2 Pitfalls in Priority Probes: Letting One Real Request Through an Open Circuit Breaker

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7 min read
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