---
title: "Shevach Riabtsev (@shevach547) | Hashnode"
description: "Shevach Riabtsev (@shevach547) writes on Hashnode. Read their latest articles and follow their work."
url: "https://hashnode.com/@shevach547"
---

@shevach547

# Shevach Riabtsev

@shevach547 · Joined October 2021

## Comments

[there is a typo: plt.plot(K, distortions, 'bx-') should be replaced with plt.plot(K, WCSS, 'bx-')](https://hashnode.com/posts/from-dendrograms-to-clusters-unpacking-the-benefits-of-hierarchical-clustering-and-k-means/642d08dea8899c89169675f6/comment/6438169ff22ca29c60156382)

Comment · Article · Apr 13, 2023 · [From Dendrograms to Clusters: Unpacking the Benefits of Hierarchical Clustering and K-Means](https://hashnode.com/posts/from-dendrograms-to-clusters-unpacking-the-benefits-of-hierarchical-clustering-and-k-means/642d08dea8899c89169675f6)

[sns.load\_dataset(name='car\_crashes'....) loads data from a special repository https://github.com/mwaskom/seaborn-data in this repository there are tons of csv-files, including car\_crashes.csv](https://hashnode.com/posts/01-the-linear-regression-supervised-regression-models/62e142c4657a4fae5a0e791b/comment/62e3cf42430bd1d04a83e49d)

Comment · Article · Jul 29, 2022 · [#01 | The Linear Regression & Supervised Regression Models](https://hashnode.com/posts/01-the-linear-regression-supervised-regression-models/62e142c4657a4fae5a0e791b)

[some folders and files are special and starting with the point, e.g. '.git' i use the following script to ignore point-starting files and folder: import os for file in os.listdir(): # split into base name and extension name, ext = os.path.splitext(file) if name\[0\]!=".": print("%20s %5s" %(name,ext))](https://hashnode.com/posts/file-organizing-python/629c8f12fe616239d48f5e7e/comment/62a439f8165482d2b3eeaf56)

Comment · Article · Jun 11, 2022 · [File Organizing with Python: Rename, Move, Copy & Delete Files and Folders](https://hashnode.com/posts/file-organizing-python/629c8f12fe616239d48f5e7e)

[Queue is actually Stack](https://hashnode.com/posts/data-structures-101-tree-traversal-bfs/6187df9547828111df7ffed6/comment/618d317df991b025366e2cd5)

Comment · Article · Nov 11, 2021 · [Data Structures 101: Tree Traversal - BFS](https://hashnode.com/posts/data-structures-101-tree-traversal-bfs/6187df9547828111df7ffed6)