How to use material theme in angular.

What type of file does a cookie place on web site visitors' computers so that web site managers can customize their sites to their visitors' preferences?

Iam a bacterium. i cause stomach cramps and diarrhea. i am caused by eating rotten foodssuch as chicken, fish, or eggs. sometimes turtles carry my bacteria.what am i?

Pressing the backspace key deletes the text to the of the insertion point. the left or the right?