![Design principles coupling](https://devskrol.com/wp-content/uploads/2023/06/DesignPrinciples_Coupling-768x432.jpg)
Design complexity can be identified using Coupling & Cohesion. In this article, we will discuss about Coupling.
![Design Principle](https://devskrol.com/wp-content/uploads/2023/05/ux-indonesia-qC2n6RQU4Vw-unsplash-768x512.jpg)
Explore how inheritance may go wrong and how to carefully address the associated issues using design principles especially with Liskov Substitution Principle (LSP).
![Python Quiz](https://devskrol.com/wp-content/uploads/2022/04/Quiz9_Large-768x432.png)
Python basic Quiz. 5 Questions. Difficulty Level: Easy to Moderate. Concept: For Loop, Continue statement, Break statement
![Feature Scaling](https://devskrol.com/wp-content/uploads/2022/01/FeatureScalingThumbnail.jpg)
what, why and how to do Feature Scaling, Normalization Vs Standardization, common mistakes a beginner may do on Feature Scaling
![Encoding](https://devskrol.com/wp-content/uploads/2022/01/image-22.png)
5 Part series of most important Data Pre-Processing Techniques of Machine Learning: Encode Categorical Values, One-Hot Encoding, Ordinal Encoding, Categorical Data types explained with examples
![](https://devskrol.com/wp-content/uploads/2022/01/ImputeMeanMedianMode-768x576.png)
Major imputation techniques in Machine learning, US census data, Listwise Deletion, Impute NaN with mean, Trimmed Mean, median, mode, Drop columns if >60% of data is missing
![Verify Data type](https://devskrol.com/wp-content/uploads/2021/12/image-48.png)
This is a 5 Part series of most important Data Pre-Processing Techniques of Machine Learning. Part 1 - Verify data types of the variables/features.
![Python Quiz](https://devskrol.com/wp-content/uploads/2022/01/PythonQuiz8_3-1-768x432.png)
Python basic Quiz. 5 Questions. Difficulty Level: Easy to Moderate. Concept: Conditional Statements, Operators, Boolean Values
![Python Quiz Operators](https://devskrol.com/wp-content/uploads/2022/01/PythonQ7_Small-768x432.png)
Python basic Quiz. 5 Questions. Difficulty Level: Easy to Moderate. Concept: Operators
![Imputation Thumbnail](https://devskrol.com/wp-content/uploads/2022/01/1-768x432.png)
How to impute missing values using SimpleImputer and ColumnTransformer, Disadvantages of SimpleImputer, Advantage of ColumnTransformer