Best yarn Commands to use for being productive - GeeksforGeeks

10 Sep, 2021
Overview :YARN stands for “Yet Another Resource Negotiator“. It was introduced in Hadoop 2.0 to remove the bottleneck on Job Tracker which was present in Hadoop 1.0. YARN was described as a “Redesigned Resource Manager” at the time of its launching, but it has now evolved to be known as large-scale distributed operating system used for Big Data processing. In this article, we will discuss Some popular yarn commands to use for being a productive software developer. Let’s discuss it one by one.
Command-1 :YARN Install Command – Installs a package in the package.json file in the local node_modules folder.
yarn
Example –
Installing yarn in the project
Command-2 :YARN add Command – Specifying the package name with yarn add can install that package, and that can be used in our project. Yarn add also takes parameters that can be used to even specify the package’s version (specific) to be installed in the current project being developed.
Syntax –
yarn add <package name...>
yarn add lodash
Alternative –We can also use to install lodash globally as follows.
yarn global add lodash
Example –
Image shows how to install lodash package in the project
Command-3 :YARN Remove Command – Remove the package given as a parameter from your direct dependencies updating your package.json and yarn.lock files in the process. Suppose you have a package installed lodash you can remove it using the following command.
Syntax –
yarn remove <package name...>
yarn remove lodash
Example –
Image shows the command for removing lodash package
Command-4 :YARN AutoClean command – This command is used to free up space from dependencies by removing unnecessary files or folders from there.
Syntax –
yarn autoclean <parameters...>
yarn autoclean --force
Example –
Autoclean command used with yarn
Command-5 :YARN Install command – Install all the dependencies listed within package.json in the local node_modules folder. This command is somewhat 
Syntax –
yarn install <parameters ....>
Example –
Suppose we have developed a project and pushed in Github then we are cloning it on our machine, so what we can do is perform yarn install to install all of the required dependencies for the project and we can do this with the following command in the terminal
yarn install 
Yarn install command, this can update the packages out of their latest version
Command-6 :YARN help command – This command when used gives out a variety of commands that are available to be used with yarn.
Syntax –
yarn help <parameters...>
This command helps us with option available with a short description of each of the commands.
yarn help
Output :
Yarn help command
More yarn help commands
References :
Learn more about yarn and npm here
Refer to this link to view the official documentation of YARN
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