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Data Engineering

Data Engineering
@Facilitator • Created Feb 2026 • DevOps & Cloud
9 posts • 25 reactions • 12 comments
“Transform data into insights, build pipelines that scale, and innovate"
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Dr. Usman ZafarOwner
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Posted in Data Engineering group
Dr. Usman Zafar • 1 day • in Articles • 2 min read
Zulfr.com Research Papaers to Apps!
Based on my Research Papers The Applications I have developed: Practical Applications: I’ve realized that the public values practical utility and simple explanations. Without them, even my most rigorous work risks being just rearranged ABCs. Going ...
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0 Reactions 0 Comments
Posted in Data Engineering group
Dr. Usman Zafar • Apr 9 • in Articles • 1 min read
DWA-10 : Code for Single user as open source (Apache 2.0)
TO SEE CODE IN ACTION: PLEASE Go to the LINK, copy paste it in your LLM and see how it creates a memory window for free users! It is not governance or audit ready code, it is not for developers or corporations. But I am sure it will be used by corp...
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6 Reactions 0 Comments
Posted in Data Engineering group
Dr. Usman Zafar • Apr 3 • in Articles • 5 min read
Not only a Governance professional : Research Work!
Measurment is my Business!!!! Over the past year, I dedicated focused time to upgrading my knowledge and capabilities across Artificial Intelligence, Governance, Management, and Information Technology. During this process, I identified several foun...
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0 Reactions 0 Comments
Posted in Data Engineering group
Dr. Usman Zafar • Mar 31 • in Articles • 3 min read
DAIS-10: A Story, A Reality and infinite utility
"The Story" "Why DAIS‑10 Exists Every organization begins with clean, fresh customer records, accurate details, and the belief that this information will guide smart decisions. But over time, something quiet and destructive happens behind the scene...
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2 Reactions 5 Comments
Posted in Data Engineering group
Prasoon Jadon • Mar 29 • in Articles • 2 min read
Build a Data Science Query Language in Python using Lark
Build a Data Science Query Language in Python using Lark What if you could write something like this: DATA 1, 2, 3, 4, 5 SUM MEAN STD …and have it behave like a mini data science engine? In this tutorial, we’ll build a Domain-Specific Languag...
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5 Reactions 0 Comments
Posted in Data Engineering group
Dr. Usman Zafar • Mar 27 • in Articles • 2 min read
Real Vs. Fake
Kast10 Rule: "A gentle reminder that shiny things attract attention, but solid things earn trust." If you don’t fully know what you’re doing, appearance becomes the biggest motivator for decision‑making otherwise it will always be performance and a...
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1 Reactions 1 Comments
Posted in Data Engineering group
Dr. Usman Zafar • Feb 11 • in Articles • 3 min read
DNS: The phonebook of the internet.
One‑line: DNS = the phonebook of the internet. Two‑words: Name‑resolution. Business analogy: Instead of memorizing everyone’s phone number, you look up their name in a directory — DNS is that directory for computers. Mechanical definition tight, c...
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3 Reactions 2 Comments
Posted in Data Engineering group
Dr. Usman Zafar • Feb 10 • in Articles • 2 min read
Docker‑to‑Kubernetes failure points: Where Docker Assumptions Break in Kubernetes
Docker vs Kubernetes for Kafka + ELK + MDM Docker assumptions Docker Host: localhost | |-- Kafka ports: 9092:9092 -> localhost access OK |-- Zookeeper ports: 2181:2181 |-- Connect dependson: Kafka, Zookeeper |-- Elasticsearch ports: 9200:9200 |-- ...
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4 Reactions 2 Comments
Posted in Data Engineering group
Dr. Usman Zafar • Feb 6 • in Articles • 1 min read
ETL vs ELT — Why Notebook Placement Matters Body / Content: Yes — the placement of your Databricks
ETL vs ELT — Why Notebook Placement Matters Body / Content: The placement of your Databricks notebooks determines whether your pipeline behaves like ETL or ELT. If Databricks runs after loading data into the lake, it’s ELT. If Databricks runs be...
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4 Reactions 2 Comments
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