Python

Train/Test Split vs Cross Validation in Scikit-learn: What to use When?

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Have you ever wondered whether you should use train/train split or go for cross validation when evaluating your machine learning model? This decision can significantly impact your model’s performance and generalization to unseen data. Let’s break it down in a simple and practical way, using examples from scikit-learn, so you can confidently choose the right …

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Merging and Joining DataFrames in Pandas – A complete Guide

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Have you ever had two different datasets  that you wanted to combine into one ? Just like putting together puzzle pieces, Pandas makes it incredibly easy to merge and join datasets. In this guide, I will show you how to connect different DataFrames using Pandas functions. What Are We Building? We are going to build …

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How to validate form data in python flask applications

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lets start our tutorial , When you’re building a web application using Flask, it’s essential to ensure that the data users submit through forms is both correct and safe. Without validating user input, you might end up with incomplete, incorrect, or even malicious data entering your system, which could cause bugs or security issues. Luckily, …

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How to handle file uploads in Flask step-by-step guide

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let’s start our tutorial, Uploading files is a common feature in many web applications, whether it’s for profile pictures, documents, or reports. Flask makes it easy to accept files from users and save them to your server. This guide will walk you through the steps to set up file upload functionality in a Flask application. …

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Applying Filters and Edge Detection Using OpenCV Python

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Hello Internet, in this tutorial we are going to learn how to apply Filters and Edge Detection on images using OpenCV. In today’s computer vision world, extracting meaningful features from images is crucial for tasks like object detection, recognition, and scene understanding. Two fundamental techniques that make this possible are image filtering and edge detection. …

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Find Number of Variables in a Python Program Using a Function

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Here’s the high-quality tutorial; it’s clear,beginner-friendly, and demonstrates how to find the number of variables in a Python program using a function. How to Find the Number of Variables in a Python Program Using a Function When working on larger Python projects, it’s often useful to analyze your code– for example, to count how many …

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