To launch NuGet for a particular project, go to Tools | NuGet Package Manager | Manage NuGet Packages for Solution... as shown in the following screenshot:
In the NuGet Package Manager, as shown in the following screenshot, select the jQuery package from the left-hand side panel. In the right-hand side panel, select the Version that you would like to use in your web project from the drop-down menu. Click on the Install button:
Click on OK when prompted for confirmation in order to make the required changes to the solution.
The NuGet Package Manager downloads the selected version of jQuery in the Scripts folder. Any other version existing in the Scripts folder is deleted. The Scripts folder will look like the following screenshot:
The Intellisense file: jquery-2.1.4.intellisense.js
The debug version : jquery-2.1.4.js
The release version: jquery-2.1.4.min.js
The map file: jquery-2.1.4.min.map