Web scraping is the process of extracting data from websites. Python provides several libraries for web scraping, with Scrapy being one of the most powerful and popular ones. In this tutorial, we'll explore how to use Python and Scrapy for web scraping, along with examples. Prerequisites Make sure you have the following installed: Python…
PHP 8 brought several new features and improvements to the language, enhancing performance, introducing new syntax, and adding more consistent and powerful tools for developers. In this tutorial, we'll explore some of the most notable features of PHP 8 with examples. 1. Just-In-Time Compilation (JIT) PHP 8 introduces a JIT compiler, which can provide…
In this tutorial, we will explore how to integrate OpenAI's ChatGPT API into a Spring Boot application. OpenAI's ChatGPT API allows us to create conversational AI models for various applications like chatbots, customer support systems, and more. We'll walk through the process of setting up a Spring Boot application and making requests to the…
Sass (Syntactically Awesome Style Sheets) is a preprocessor scripting language that is interpreted or compiled into Cascading Style Sheets (CSS). It extends CSS with features like variables, nesting, and mixins, making it easier to write and maintain stylesheets. This tutorial will introduce you to Sass and its various features with examples. Table of Contents…
1. Installation TestNG can be easily added to your project using Maven or Gradle. For Maven, add the following dependency to your pom.xml: <dependency> <groupId>org.testng</groupId> <artifactId>testng</artifactId> <version>7.4.0</version> <scope>test</scope> </dependency> For Gradle, add this to your build.gradle: dependencies { testImplementation 'org.testng:testng:7.4.0' } 2. Creating TestNG Test Cases Let's create a simple test case to demonstrate…
Cucumber is a popular Behavior Driven Development (BDD) framework that allows you to write test cases in simple English text. It helps bridge the gap between business stakeholders and developers by enabling tests to be written in a readable and understandable format. In this tutorial, we will explore how to set up and use…
PL/SQL (Procedural Language/Structured Query Language) is Oracle Corporation's procedural extension for SQL and the Oracle relational database. It allows you to write procedural logic, such as loops, conditionals, and functions, directly into the SQL commands. This tutorial will guide you through the basics of PL/SQL with examples. Table of Contents Introduction to PL/SQL PL/SQL…
Web scraping is the process of extracting data from websites. Python provides powerful libraries like requests and BeautifulSoup that make it easy to scrape web pages. In this tutorial, we'll cover the basics of web scraping using Python. Prerequisites Basic knowledge of Python Installation of Python (3.x recommended) Installation of requests and BeautifulSoup libraries:…
Go, often referred to as Golang, is a powerful and efficient programming language created by Google. It's known for its simplicity, readability, and excellent support for concurrency. In this tutorial, we'll cover the basics of Go with examples to get you started. 1. Installation To get started with Go, you'll need to install it…
In this tutorial, we'll explore how to use Python to interact with a MySQL database. We'll cover connecting to a database, performing basic CRUD (Create, Read, Update, Delete) operations, and handling errors. We'll assume you have Python installed on your system along with the mysql-connector-python library. Installation First, make sure you have mysql-connector-python installed.…