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Machine learning

Understanding Accuracy and Evaluation Metrics in Machine Learning

Learn accuracy and ML evaluation metrics with simple Hinglish explanations, formulas, examples, and real-world use cases for better model performance.

machine-learning python data-science
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Apr 26, 2026 25 min read
SQL

What is Power BI

Power BI is a suite of business analytics tools developed by Microsoft that allows you to visualize and share insights from your data. Power BI consists of…

business-intelligence comma saparate data-visualization
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Mar 19, 2026 2 min read
Pandas

Advanced Pandas: Performance, Time Series, ML Pipelines & Interview Questions (Part 3)

Master advanced Pandas — MultiIndex, time series resampling, rolling windows, memory optimization, Pandas 2.x features, ML pipelines, and 30+ interview Q&A.

pandas advanced pandas time series pandas performance
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Apr 15, 2026 27 min read
SQL

SQL Server Deadlock & Performance Monitoring Made Easy

Introduction In SQL Server, performance issues are very common. Sometimes queries run slow, sometimes users get stuck, and sometimes the system becomes unres...

SQLServer DBA PerformanceTuning
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Mar 19, 2026 52 min read
Machine learning

Logistic Regression — The Superhero of Classification | ML Series Part 3

Logistic Regression explained completely — sigmoid function, evaluation metrics, class imbalance, threshold tuning, and real-world projects in Python. Beginn...

logistic regression logistic regression python classification machine learning
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Apr 14, 2026 21 min read
Data Warehouse

What is the KDD (Knowledge Discovery in Databases)

In today's world, data is everywhere. Businesses, healthcare, banking, and even social media generate vast amounts of data every second. But raw data alone…

Cleaning the Data Data Integration data mining
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Mar 19, 2026 3 min read