Feb 16, 2017 As with any programming language, platform, or tool, the first step to using it is getting it installed. Many of them typically come with a speedy way to upgrade when a new version is available. By default, there's not a way to upgrade the version of Node.js you've got from within Node.js itself. In this tutorial, i am going to tell you how to install Node js in Mac OS. But before that let us understand what Node js is and why should we use it? Node js is a javascript run time environment, and it is built on Chrome’s v8 engine. It executes a javascript programme in the browser.
Node.js installation is a simple task. We just need the right steps. In this tutorial, we shall learn to setup environment for Node.js and the prerequisites to start developing Node.js applications.
JavaScript programming language is used for Node.js Application Development. The source files of Node.js applications have extension of “.js”. Any text editor is sufficient to write Node.js code and save it as .js file. To interpret the instructions written in the source .js files, Node.js interpreter is required. The Node.js is available as a binary distribution.
Install Node.js binary distribution
Download the latest binary distribution from https://nodejs.org/download/release/latest/. Based on the Operating System and Architecture, download a suitable package. The size would be less than 20MB.
Following are the latest packages available at the time of writing this tutorials (for x64) :
Node Js Latest Version
For linux kernel based OS like Ubuntu/MacOS/SunOS
Once the download is complete, extract the package and include it in the system path variable.
Go to the downloaded folder, Open a Terminal from there and execute the following commands.
Unzip the compressed package
Make nodejs directory in
/usr/local/ . Replace the file name, if it is different from what you have downloaded.
Move the extracted nodejs package to
/usr/local/nodejs/ . Provide user password if asked.
Node Js Current Version
Restore dmg file to usb mac. Add the path
/usr/local/nodejs/bin to PATH environment variable. Avg mac cleaner free download. Provide user password if asked.
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Open
.bashrc file and append the nodejs’ path at the end. To edit .bashrc, open a terminal and run the following command :
Add the following line at the end of
.bashrc file.
Once after adding the line, close the terminal and reopen again. Best free mac malware cleaner reddit.
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To verify if nodejs path has been added to PATH environment variable, run the following command :
For Windows OS, the value echoed back should have
/usr/local/nodejs/bin .
For installing Node.js on Windows Operating System, double click on the .msi file and follow the prompt step by step. Finishing the prompt should install Node.js with PATH added to the environment variables.
Verify Node.js installation
Using a Text Editor, create a sample file with name
verifyNode.js and copy paste the following content to that file.
Node Js Install On Windows 10
And run the following command in Command prompt or Terminal from the directory of
verifyNode.js script file. https://siptree215.weebly.com/blog/excel-2011-for-mac-download.
Run Node.js File
Following is the syntax to run a Node.js file using node command line interface :
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In this Node.js Tutorial, we have learnt to install Node.js on a computer and verify the installation by executing a sample script(.js) file.
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