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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
SQL

SQL Server User-Defined Functions (UDF)

SQL Server ke saare User-Defined Functions — Scalar, Inline TVF, MSTVF — ko ek jagah samjho. Real examples, performance tips, aur interview questions ke saath.

SQL Server UDF User Defined Function SQL Scalar Function SQL Server
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Apr 29, 2026 18 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
Machine learning

sklearn.preprocessing Complete Guide: Data Scaling, Encoding & Transformation in Python

Master sklearn.preprocessing from scratch to advanced level. Learn StandardScaler, MinMaxScaler, LabelEncoder, OneHotEncoder, and 30+ transformers with real-...

sklearn preprocessing scikit-learn preprocessing StandardScaler
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Apr 25, 2026 15 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
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