Create an ABAP Project in ABAP Development Tools (ADT):
https://developers.sap.com/tutorials/abap-create-project.html
Create and Run an ABAP Application:
https://developers.sap.com/tutorials/abap-create-basic-app.html
Create a Simple ABAP CDS View in ADT:
https://developers.sap.com/tutorials/abap-dev-adt-create-cds-view.html
Display a CDS View Using ALV with IDA:
https://developers.sap.com/tutorials/abap-dev-adt-use-cds-view.html