Webastor - Programming Tips and Tricks

Hello everyone, I have a big problem with a big problem, do i need to initial learn java before learning android studio? Thank you for answering the question by explaining me clearly.

Hello everyone, I would like to ask you a problem that has been bothering me for a long time, how do i deal with an exception in php code: php.util.nosuchelementexception? Here, thank you please give me your answer as soon as possible. I thank you in advance.