tutorials-blog

Step-by-Step Guide: How to Add an Index Column in Power BI DAX

A Comprehensive Guide to Adding an Index Column in Power BI DAX

25/04/2023: This article is brought to you by JBI Training, the UK's leading technology training provider. Learn more about JBI's Power BI training courses including Power BI - Visualisation, Power BI - Dax Data, and Power BI - Beyond the Basics Before we start make sure that you have the latest version of Power BI from the April Update. Also ensure you have the latest version of Power BI Desktop from the Download Center. If you're running Windows 10, you can also get Power BI Desktop from the Microsoft Store. Regardless of how you install Power BI Desktop, the monthly versions are the same, although...

Building a Sentiment Analysis Tool in Python 2

24/04/2023: Introduction: Sentiment analysis is a popular application of natural language processing that involves analyzing text to determine the sentiment or emotional tone of the writer. With the increasing amount of online content, sentiment analysis has become an essential tool for businesses and individuals looking to monitor online conversations about their brand, products or services. In this guide, we will use Python to build a sentiment analysis tool that can classify text as positive or negative. We will go through the process step by step, starting with installing the required libraries,...

Build a Data Visualization Tool with Python: A Step-by-Step Guide

24/04/2023: This article is brought to you by JBI Training, the UK's leading technology training provider. Learn more about JBI's Python training courses including Python (Advanced), Python Machine Learning, Python for Financial Traders, Data Science and AI/ML (Python), Azure Cloud Introduction & DevOps Introduction I. Introduction Data visualization is a crucial aspect of data analysis. It helps in presenting complex data in a simple and easy-to-understand manner, making it easier to identify patterns and insights. In this step-by-step guide, we'll explore how to build interactive data visualizations...

Build a Sentiment Analysis Tool with Python

20/04/2023: This article is brought to you by JBI Training, the UK's leading technology training provider. Learn more about JBI's Python training courses including Python (Advanced), Python Machine Learning, Python for Financial Traders, Data Science and AI/ML (Python), Azure Cloud Introduction & DevOps Introduction I. Introduction A. Explanation of sentiment analysis Sentiment analysis is a subfield of natural language processing (NLP) that involves analyzing and understanding the emotions and opinions expressed in textual data. B. Importance of sentiment analysis It is a powerful tool that can...

How to Build a Data Visualization Tool in Python

20/04/2023: This article is brought to you by JBI Training, the UK's leading technology training provider. Learn more about JBI's Python training courses including Python (Advanced), Python Machine Learning, Python for Financial Traders, Data Science and AI/ML (Python), Azure Cloud Introduction & DevOps Introduction I. Introduction Data visualization is a powerful way to communicate information and insights through visual representations of data. It helps us to better understand complex information and patterns, make data-driven decisions, and communicate findings to others. In today's data-driven...

How to Optimize C++ Code for Better Performance

20/04/2023: Introduction: C++ is a powerful and widely-used programming language that can be used to create fast and efficient software. However, even the best-written C++ code can be optimized further to achieve even better performance. In this article, we'll discuss some of the most effective techniques for optimizing C++ code to achieve better performance, including avoiding unnecessary copying, using the appropriate data structures, optimizing loops and control structures, and leveraging compiler optimizations. By the end of this article, you'll have a solid understanding of how to write optimized...

How to Build a Chatbot Using Machine Learning

20/04/2023: How to Build a Chatbot Using Machine Learning: Outline Introduction Definition of chatbot and its applications Explanation of machine learning and its role in chatbot development Understanding Natural Language Processing (NLP) Overview of NLP and its importance in chatbot development Techniques used in NLP, such as tokenization, stemming, and part-of-speech tagging Data Collection and Cleaning Sources of data for chatbot training Importance of data cleaning and preprocessing for accurate results Choosing a Machine Learning Algorithm Overview of popular machine learning algorithms for...

Introduction to Object-Oriented Programming (OOP) in C++

20/04/2023: Introduction 1.1 Brief history of C++ and OOP C++ is a high-level programming language that was developed in the 1980s by Bjarne Stroustrup. It is an extension of the C programming language and was designed to provide object-oriented programming (OOP) support in addition to the features of C. OOP is a programming paradigm that emphasizes the use of objects to represent real-world entities and their interactions. It is a popular programming paradigm for developing complex software systems because it provides better code organization, reusability, and maintainability. 1.2 Explanation of...

Getting Started with Svelte.js: A Beginner's Guide

Learn Svelte.js from Scratch: A Comprehensive Guide for Beginners

20/04/2023: This article is brought to you by JBI Training, the UK's leading technology training provider. Learn more about JBI's Python training courses including Python (Advanced), Python Machine Learning, Python for Financial Traders, Data Science and AI/ML (Python), Azure Cloud Introduction & DevOps Introduction Step 1: Setting up the Development Environment Before we start building our web application using Svelte.js, we need to set up our development environment. Here are the steps to follow: Install Node.js: Svelte.js is built on top of Node.js, so you need to install Node.js first. You can...

Building Real-Time Web Apps with Svelte.js and Firebase

20/04/2023: I. Introduction to Svelte.js and Firebase for Real-Time Web Apps Real-time web apps are applications that provide instant feedback to users and update data in real-time without requiring a page refresh. Real-time web apps have become increasingly popular due to the need for real-time updates in areas such as social media, chat apps, and real-time gaming. Svelte.js is a JavaScript framework that enables developers to build efficient and reactive web applications. Svelte.js provides a different approach to building web applications than other frameworks such as React and Vue.js. Svelte.js...

Learn How to Create a Console-Based Tic Tac Toe Game in C++ from Scratch

How to Create a Tic Tac Toe Game in C++

19/04/2023: Introduction: Tic Tac Toe is a simple yet classic game that has been enjoyed by people of all ages for generations. It's a perfect game for beginners to start learning programming, and it's also a fun project for experienced programmers to work on. In this tutorial, we will show you how to create a Tic Tac Toe game in C++ using basic programming concepts such as arrays, loops, functions, and conditional statements. We will start with a simple console-based version of the game and gradually add more features to make it more interactive and user-friendly. Planning and Designing the Game:...

How to Convert an Integer to a String in C++: A Step-by-Step Guide

19/04/2023: Introduction: C++ is a powerful programming language that allows developers to create complex applications and systems. In C++, converting an integer to a string is a common task that many programmers encounter. This guide will provide step-by-step instructions for converting an integer to a string in C++, along with code examples and use cases. By the end of this guide, you will have a solid understanding of how to convert an integer to a string in C++, making your coding journey much more efficient and productive. Step 1: Include the necessary libraries To convert an integer to a string...

C++ Pointers: How to Use Them and Avoid Common Mistakes

19/04/2023: Pointers are a fundamental concept in C++ programming, and they allow programmers to manipulate memory and create dynamic data structures. However, they can also be a source of confusion and errors, especially for beginners. In this guide, we'll provide a comprehensive overview of pointers in C++, explain how they work, and show you how to use them correctly. We'll also cover some common mistakes and pitfalls to avoid when working with pointers. What is a Pointer in C++? In C++, a pointer is a variable that stores the memory address of another variable. This allows programmers to create...

How to Use Lambda Functions in C++

19/04/2023: Lambda functions are a popular feature in modern programming languages, and C++ is no exception. They are a powerful tool for writing concise, easy-to-read code that performs a specific task. In this article, we will explore how to use lambda functions in C++ and their syntax. What is a Lambda Function? A lambda function, also known as a lambda expression, is a function that is defined inline with the code that calls it. It is an unnamed function that can be used wherever a function pointer or function object is expected. Lambda functions are commonly used in C++ to define small, one-time-use...

M Programming Language and Artificial Intelligence: How to Get Started and Build Powerful Applications

18/04/2023: M Programming Language and Artificial Intelligence: How to Get Started and Build Powerful Applications Artificial intelligence (AI) is an exciting and rapidly growing field that has the potential to revolutionize many industries. With M programming language, developers and data scientists can take advantage of powerful libraries and tools to build intelligent applications. In this guide, we'll explore how to get started with AI using M programming language, including machine learning, natural language processing, and more. Whether you're new to AI or a seasoned professional, this guide...

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