Data Structure
Networking
RDBMS
Operating System
Java
MS Excel
iOS
HTML
CSS
Android
Python
C Programming
C++
C#
MongoDB
MySQL
Javascript
PHP
Web scraping has evolved as an effective method for obtaining information from websites. It allows individuals and organizations to collect information for a variety of objectives, including market research, sentiment analysis, and data−driven decision−making. However, online scraping frequently produces unstructured and jumbled data that must be cleaned and preprocessed before it can be used efficiently. The clean−text module in Python provides a complete and efficient solution for cleaning web scraping data, allowing users to preprocess and extract important insights from their scraped data. Clean−text is a robust Python package for text cleaning and preprocessing. It includes a variety of functions ... Read More
In today's digital age, efficiently categorizing text documents has become crucial. One approach to this is using sparse features in Python's Scikit−Learn library. Sparse features involve representing each document as a high−dimensional vector, with each dimension corresponding to a unique word in the corpus. In this article, we'll explore the theory and implementation of text classification using sparse features in Scikit−Learn. You'll gain practical skills in data preprocessing, feature extraction, model selection, and evaluation. Whether you're a researcher, data scientist, or developer, this article will provide valuable insights into text classification using Python. Getting Started Sparse feature representation is a ... Read More
Python is a highly flexible programming language that allows for various programming patterns. One of these patterns is the class factory pattern, which is a powerful way to create classes dynamically at runtime. In this article, we'll explore the class factory pattern in Python and its benefits, and provide some examples of how it can be used to write more modular and flexible code. How Class Factories Work A class factory is a special type of function that generates a brand new class when it is called. This function typically takes input parameters that are used to define the properties ... Read More
A string in Golang is a collection of characters. Since strings in Go are immutable, they cannot be modified after they have been produced. Concatenating or adding to an existing string, however, enables the creation of new strings. A built-in type in Go, the string type can be used in a variety of ways much like any other data type. Syntax rand.Seed(value) Rand.Seed() function is used to generate random numbers. It takes a user input as argument which is the upper limit for generating random numbers. func Now() Time The Now() function is defined in time package. this ... Read More
Kivy is a free and open−source Python framework that allows developers to create cross−platform applications. It comes with a plethora of pre−built widgets such as buttons, labels, text inputs, and many more. However, there may be situations where these pre−built widgets do not fit the project's requirements, and we may need to create custom widgets. In such cases, the Canvas module in Kivy provides an excellent solution to create bespoke user interface elements. In this article, we will focus on creating a circular button with an oval−like shape using the Canvas module in Kivy. We will guide you through ... Read More
Cellular networks are the backbone of modern communication, connecting people and devices across the globe. These networks are the foundation of the mobile phone industry, enabling users to make calls, send text messages, and access the internet. Cellular networks have evolved significantly over the years, becoming faster, more reliable, and more accessible than ever before. What are Cellular Networks? Cellular networks are a type of wireless communication system that uses a network of cells to connect devices. Each cell is a geographic area that is covered by a base station, which is a transmitter and receiver that connects to a ... Read More
Chatbots have been recognized as a preferred communication tool for businesses to interact with their customers, offering a more efficient and convenient interaction method. Python, a programming language that makes it easy because of the development resources, has become a top choice for building all kinds of chatbots. On the other hand, Rasa is a specialized tool that focuses on constructing chatbots with natural language understanding. In this article, we will delve into the fascinating world of chatbot development using Python and Rasa. We will take a closer look at the process of defining a chatbot's purpose, training it to ... Read More
In the Go programming language, a module is a collection of packages and it helps to manage them and their dependencies. In this article, we will create a module with constant using two examples. In the first example, we will create a constant string that will be returned by the function and that function will be called from the main of another module. In the second example, a function will be created to return the string and print when called by the main of another module. Algorithm Import the required packages in the program Create a constant string in ... Read More
A matrix is an arrangement of numbers in rows and columns. Matrix can be of various type like square matrix, horizontal matrix, vertical matrix etc. So here we calculate the sum of the left diagonal of the square matrix using Swift Programming. A square matrix is a matrix in which the number of rows and columns are same. For example 2x2, 5x5, etc. For example, we have the following matrix − Matrix = 3 4 5 1 5 3 2 2 1 ... Read More
Nowadays, chatbots have become an omnipresent feature in various industries as they are being utilized to enhance customer service and engagement. Python, which is a versatile and easy−to−use programming language, has emerged as a favored option for constructing chatbots. In this article, we’ll dive into the details of how to build a chatbot using the ChatterBot module in Python. ChatterBot is a machine learning library that offers immense potential to developers for designing intelligent chatbots that can adapt and learn from user input. We will go over the fundamental steps involved in setting up a chatbot instance, training it, ... Read More