Node.js:Node.js enables developers to execute JavaScript code outside of the web browser, thereby facilitating the creation of network applications that are scalable and high-performing. Its core functionality lies in providing an event-driven, non-blocking I/O model, which ensures the efficient h...
Node.js is a lightweight, cross-platformJavaScriptserverruntime environmentfor building fast and scalable networkapplications. It offers various JS modules, supports consistent and integrated development, and comes withNode Package Manager (NPM)for managing packagedependencies. This tutorial will show you ...
Let's make sure we have NodeJS installed. Pretty simple, open a terminal and run: $ node -v Next, let's get the web3 package installed - this is the package that lets you interact with the ethereum blockchain. You can install it with npm from y...
Update Node.js regularly to ensure system security, latest features, and bug fixes. The steps to update to a newer version differ depending on theoperating system. This article will show how to update Node.js on Linux, Windows, and macOS. Prerequisites Access to thecommand line/terminalwith a...
From the terminal, you can enter the below command to record the tests using Playwright Codegen Tool npx playwright codegen<webpage_url> Example: npx playwright codegen browserstack.com Once the above command is entered in the terminal, the Playwright inspector window launches. Therecordbutton in ...
Thereadlinemodule in NodeJS provides you with a way to read data stream from a file or ask your user for an input. To use the module, you need to import it to your JavaScript file as follows: constreadline=require('readline');
This approach greatly enhances performance and aids in crafting responsive user interfaces. How to Install React? In the upcoming section, “Preparing Your Windows Environment,” we’ll cover key aspects including React Js installation, specifically: setting up Node Js, creating a development ...
Powershell Terminal $env: PERCY_TOKEN="<your token here>" Once the environment variable is set up, you are ready to execute your test. Step 5: Execute your test using the command. Execute Percy Visual Test for Puppeteer and Jest using the below command npx percy exec -- jest -c ./jes...
node server.js Now you will be able to access the server on port 80. Open a new terminal and make a request using curl to local host on port 80 to check if our application is running. curl http://localhost:80 You will get the message as output and the console will log the "I go...
Installing Ethers.js library First, let's make sure we have NodeJS installed. Pretty simple, open a terminal and run: $node-v if not installed, you can download the LTS version of NodeJS from theofficial website. If you want to use Ethers.js in the browser simply add the following...