node.js allows you to run javascript in the Terminal as appose to a regular browser which makes for a modern workflow in web development, with both node.js installed and a package manager called npm (Node Package Manager) also installed, which can manage other packages that work with node.js, one of the main ones being gulp.jsfor a web development workflow.
To install node.js on macOS Mojave, Sierra (and earner OSX versions) you can download a pre-compiled binary package which makes a nice and easy installation. Head over to http://nodejs.org/ and click the install button to download the latest package. Either version is Ok, if you are new to it best to use the recommended version.
Install the package from the .dmg by following along the install wizard which will install both node and npm, npm is Node Package Manager which allows for installs of additional packages for node.js.
Node.js is a platform built on Chrome's JavaScript runtime for easily building fast, scalable network applications. Node.js uses an event-driven, non-blocking. Mac OS X 10.4/Intel, Mac OS X 10. Jun 29, 2018 How to Check if NPM and Node.js are installed on a Mac. After you have installed node.js with npm, you can confirm that the two are installed by issuing either command with a -v flag to check the version: node -v. How to Test that Node.js is Working. Once the node.js package is installed on the Mac you can test it’s working by starting a simple web server.
At the end of the install you are prompted to make sure that /usr/local/bin is in your path, double check you have it by running in the Terminal:
After install check it was ok by entering in the command line node which will open a node javascript session:
To exit the node.js session just hit ‘control’ + ‘c’ twice.
If you have an earlier version of node you can just download the latest version and install to upgrade it and it will over write the previous version.
Node Js For Mac Os X 10.8
To check your version of node run …
Installing Packages for Node
There are many packages for Node such as the popular gulp.js, you use the command npm to see a complete list run:
This will return an exhaustive list of available packages, to install a package run npm install
To list installed packages run
To upgrade minor versions of npm packages
To upgrade major versions of npm packages, run outpdated to see what needs upgrading
Install
Run it to give you a list
Then update the packages…
The package.json file will also update the version numbers
If you haven’t already installed the packages…
Mac Os X El Capitan
To sudo or not to sudo
Mac Os X 10.11 Download Free
It is cleaner not to use sudo when installing npm packages there are a couple of options here on how this is done.
Updating NodeJS
Node Js For Mac Os
To upgrade node.js itself on macOS just download and install the latest from nodejs.org – this will simply override the previous version and keep all your packages that have been already installed.