woliveirajr questions

woliveirajr answers

• Is there any way to detect whether an email address belongs to an existing account?
• RSA encryption: Is it possible to revoke a public/private key pair in peer-to-peer?
• Android Calendar - Start week with monday
• Calculate the sunlight direction according to the current time and position on the earth
• How to force the program to always run the first iteration of a while loop?
• Easy way to get a string representation of Map<String, String[]> in java?
• MediaPlayer instance: stop behaves like a pause
• How can I iterate over a large Java List of Integers in less time?
• Google Play Top Charts app no longer ranked at all after changing title?
• Converting ISBN10 to ISBN13