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...
In this process, whenever visitors come to the website from any browser, a code is executed to run the program that supports the particular browser. However, the code might not execute properly on different browsers. Using Libraries: When developers build any JavaScript program, then some ...
const{exec}=require('node:child_process')// run the `ls` command using execexec('ls ./', (err,output) => {// once the command has completed, the callback function is calledif(err) {// log and return if we encounter an errorconsole.error("could not execute command: ",err)return...
This also means you can install multiple Node versions onto your machine and switch among them when necessary. And to see the active version, simply run node --version. This will execute the active Node and give you the version:Checking Node version To learn how you can switch between ...
In Node.js development, tracing a coding error back to its source can save a lot of time over the course of a project. But as a program grows in complexity, it becomes harder and harder to do this efficiently. To solve this problem, developers use tools like adebugger, a...
Step 2: Execute your tests with the below command node --inspect-brk ./node_modules/jest/bin/jest.js --runInBand ./tests/demo.console.test.js Note: ./test/demo.test.js is your puppeteer test file name. Step 3: Once you Enter the above command navigate to chrome://inspect in your...
The power of Node.js lies in its capability of processing multiple concurrent requests to and from the web server (I/O). It accomplishes this through executing all requests on a singular thread, thereby facilitating thousands of simultaneous connections. This feature enables Node.js to offer incr...
1. execute the following curl command for setup. curl -sL https://deb.nodesource.com/setup | sudo bash - 2. Install using apt-get sudo apt-get install -y nodejsroot@devopscube:~# sudo apt-get install -y nodejs . . .update-alternatives: using /usr/bin/rlwrap to provide /usr/bin...
4. Execute Node Script In Node Shell. 5. Question & Answer. 5.1 How to install Node.JS on Windows 7. 1. Install Node.js In Windows. 1.1 Install Node With Windows Installer. Go to theNode.js download pageto download the Windows version to your local PC. ...
<script> /* Execute the magnify function: */ magnify("myimage",3); /* Specify the id of the image, and the strength of the magnifier glass: */ </script> Try it Yourself » Track your progress - it's free! Log inSign Up