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Passwords have all kinds of letters, symbols, and capitalization can make a difference. This format makes them very secure. Meanwhile, a lock pattern is pretty much the making of a shape, and the ...

Android's pattern lock, which lets you unlock your phone by swiping a specific pattern across the screen, may seem more secure than a password, but that's not always the case. While Android's pattern ...

Android has had the privilege of serving up frequently-used apps right on the lock screen, that way you can go straight to the app in as little taps as possible. However, if you have a pattern lock on ...

Get an overview of design patterns, then use what you've learned to evaluate whether the Composite pattern is a good choice for a particular Java use case Numerous strategies have been devised to ...