There's no type for selected field of MatButtonToggleGroup
https://material.angular.io/components/button-toggle/api#MatButtonToggleGroup

This is frequently asked question about the cascader component. Adding a FAQ section would help more users who have the same problem.

https://stackoverflow.com/questions/60320913/ng-zorro-cascader-lazy-load-data-nzloaddata-function-got-this-undefined/60928983#60928983

No po-email não há tratativa para emails com letras maiúsculas, gerando um erro.

Version: 2.6.0
Angular 4.3.5
AngularCli: 1.4.0-rc.1

When running on universal I get the following error

ERROR TypeError: this.el.nativeElement.querySelector is not a function
    at Draggable.getDragHandleElement (C:\dev\git_clones\app\node_modules\ng2-drag-drop\src\directives\draggable.directive.js:136:49)
    at Draggable.applyDragHandleClass (C:\dev\git_clones\app\node_modules\ng