How to set the custom border color of UIView programmatically?

I am trying to set the custom border color of UIView programmatically in Swift.

Unexpected HTTP status code: 403 (-1) XCode 7

I have this error when I push my code to github repository by XCODE 7

Can/Should i inherit from STL iterator?

Can/Should i inherit from STL iterator to implement my own iterator class? If no, why not?

Firebase and Auth0 integration with Instagram for mobile

Is it possible to retrieve user information from instagram using Auth0 authentication and to be accessed with firebase console?

What's a good website to learn programming languages [on hold]

What's a good place to learn all programming languages such as objective C++. This includes YouTube videos and websites. Thanks in advance.

How to Integrate facebook Login in app

I have 1 button.

I want make this button connect to Facebook and show profile, picture, name.

How to do that with objective c.

How to stop running the app when you double tap the home button or go to the home page?

How can I stop my game when I am on home or in the double click place, because my game continue and when I open it again I already lose.