Category: Computers

macOS error: cannot be opened because the developer cannot be verified

With macOS Cataline some nice new safe feature appeared. Apple always try to defend users from malicious softwares. Unfortunately this can cause several “safe” apps and tools won’t work any more. If the message appears “cannot be opened because the developer cannot be verified” you have allow somehow to run that app. In general you […]

Navigating back and forth among Viewcontrollers in Storyboard

In the old days if you wanted to present a ViewController you should call presentModal.. or push… in the code.  The problem with this approach is that if you want to modify the presentation you should change the code. To separate this Apple found out the Storyboard – all your ViewControllers in one place. Visually representing the […]