These tutorials serve as guides on using ARM templates to work with ADF.

OPTION 1 - Tutorial: Build your first Azure data factory using Azure Resource Manager template

OPTION 2- Tutorial: Create a pipeline with Copy Activity using Azure Resource Manager template

With each of these OPTIONS there are also Visual Studio, REST API, etc. ways of going about the same thing. On each page just use the drop-down menu to select the flavor of the tutorial you wish to use.