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Engineering Courses By JJS

Engineering Courses By JJS

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1 min read
day 01 of learning data engineering (step1: sql joins and set operators)

day 01 of learning data engineering (step1: sql joins and set operators)

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3 min read
How a Magento 2 Upgrade Broke Our Multi-Website Setup (And Why the Problem Wasn't Magento)

How a Magento 2 Upgrade Broke Our Multi-Website Setup (And Why the Problem Wasn't Magento)

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4 min read
Integrating Generative AI Into an Enterprise E-Learning Authoring Tool — What I Actually Learned

Integrating Generative AI Into an Enterprise E-Learning Authoring Tool — What I Actually Learned

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5 min read
Wildcard DNS Records: Uses, Risks, and Best Practices

Wildcard DNS Records: Uses, Risks, and Best Practices

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7 min read
Day 1/50 — My 50-Day LeetCode Grind Starts Now 🔥

Day 1/50 — My 50-Day LeetCode Grind Starts Now 🔥

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1 min read
"IWTLP is live: learn to code by building, graded for real"

"IWTLP is live: learn to code by building, graded for real"

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3 min read
AI for Postgraduate Students: My Modular Skill System for Public Health Biotechnology

AI for Postgraduate Students: My Modular Skill System for Public Health Biotechnology

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7 min read
Practice exams are a diagnostic, not a scoreboard: how to study for Security+ (SY0-701)

Practice exams are a diagnostic, not a scoreboard: how to study for Security+ (SY0-701)

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4 min read
Old projects

Old projects

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1 min read
Why SCORM Refuses to Die — And What AI Finally Changes About That

Why SCORM Refuses to Die — And What AI Finally Changes About That

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5 min read
Stop Treating Your Database Like an Afterthought: The True Path to Scalability

Stop Treating Your Database Like an Afterthought: The True Path to Scalability

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3 min read
Why Copy Something That's About to Die?

Why Copy Something That's About to Die?

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5 min read
Demystifying Rails Magic: How Autoloading Actually Works

Demystifying Rails Magic: How Autoloading Actually Works

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3 min read
I built a personalized PSM I practice tool because mock exams felt broken

I built a personalized PSM I practice tool because mock exams felt broken

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1 min read
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