DevMemo

GradientDrawable shape =  new GradientDrawable(); shape.setCornerRadius( 12 ); shape.setColor(Color.RED); View view = ... view.setBackground(shape); ref :  https://stackoverflow.com/questions/18391830/how-to-programmatically-round-corners-and-set-random-background-colors

https://qiita.com/2bo/items/3afcfcb9514bb8cfb9cd

> git commit --amend https://stackoverflow.com/questions/179123/how-to-modify-existing-unpushed-commits