Using java, Create a JFrame application with a textfield and an OK button.
The user types in a number, and presses "OK", your application
will get that text, convert it to an int, and display
the square of that number in a messagedialog.

Drag each label to the correct location on the image list the do’s and don’ts of safeguarding your password. a. keep yourself logged in when you leave your computer.b. don’t write your password down and leave it where others can find it.c. share your password with your friends.d.each time you visit a website,retain the cookies on your computer.e. use a long password with mixed characters.1. do's 2. don'ts

Why should characters such as / \ " ' * ; - ? [ ] ( ) ~ ! $ { } < > # @ & | space, tab, and newline be avoided in file names?

How would you categorize the software that runs on mobile devices? break down these apps into at least three basic categories and give an example of each.