Do you also want to give your images a black and white effect using just JavaScript? So i will show you how to do that using a simple <canvas> and some beginner-level JavaScript . No libraries , no fancy tools justpure basic thing. How to Convert an Image to Grayscale Using JavaScript. We are …
How to Convert an Image to Grayscale Using JavaScript (Step-by-Step Guide) Read More »
If you are learning how to build websites and want to let users upload files like images , this guide is for you , Using Axios , a simple JavaScript library , you can send image files to server without reloading the page . In this tutorial we will build a very basic image upload …
How to Upload an Image Using Axios and AJAX in JavaScript (Beginner Friendly) Read More »
Axios is a HTTP client for the browser and Node.js . It helps you connect your frontend app with an external server or API easily. In this tutorial , we will learn how to install Axios , make GET and POST requests , and handle errors using basic examples . How to Use Axios JavaScript …
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 …
Train/Test Split vs Cross Validation in Scikit-learn: What to use When? Read More »
If you are tired of basic looking charts and want to create stunning, publication ready visualizations with just a few line of code then Seaborn is your best friend. In this tutorial , i will walk you through the basics of Seaborn and show you how to make elegant visualizations quickly and easily. What are …
How to create beautiful plots using Seaborn in python Read More »
Inheritance is one of the four major pillars of Object-Oriented Programming (OOP) in C++. It allows a class to acquire the properties and behaviors of another class, promoting code reuse and modularity. In this post, we’ll explore the different types of inheritance supported by C++, complete with simple code examples for each. Understanding Inheritance in …
File handling is one of the most essential skills in C++ programming. Whether you’re building applications that need to store user data, process configuration files, or manage logs, understanding how to work with files is crucial. In this comprehensive guide, we’ll explore the fundamentals of file handling in C++ with practical examples. File Handling in …
In this blog, we will learn how to insert or overlay text on an image using C++. This is commonly used for adding labels, watermarks, or annotations on photos. We’ll use the popular OpenCV library for this task. Insert text on an image using C++ program Requirements: C++ compiler OpenCV installed sudo apt install libopencv-dev …
In this blog, we will learn how to cut a specific portion from an audio file (like MP3 or WAV) using C++ and the FFmpeg library. This is useful when you want to extract only a part of an audio track for example, from 10 seconds to 30 seconds without re-encoding. Cut particular portion on …
Cut a Particular Portion of an Audio File Using C++ Read More »
In this tutorial, you’ll learn how to parse JSON in Java with Jackson, one of the most popular JSON libraries in the Java ecosystem.. We’ll walk through two practical examples involving a shopping list and a Person’s profile. We’ll cover everything step-by-step with clearly explained code examples. What is Jackson? Jackson is a powerful JSON …