terraform init
terraform validate -json
terraform fmt [options] [target...]
terraform fmt -check
terraform fmt -diff
terraform plan
terraform apply
terraform destroy
terraform refresh ## To refresh statefile, if any changes done manually
terraform import <resoure_type>.<resource_name> <service_id_in_cloud> ## Resource created manually, then wants to manage with terraform
terraform apply -auto-approve ## if you don't want to provide "yes" while running
terraform destroy -auto-approve ## if you don't want to provide "yes" while running
terraform state list
terraform destroy -target RESOURCE_TYPE.NAME
terraform destroy -target aws_instance.example[0] -auto-approve
terraform state rm <resource_to_be_deleted>