Fixing iOS development basic errors

Error to fix:

xcrun: error: active developer path (“/Users/ ….”) does not exist

Given: Your current xcode is not installed in applications folder.\ When: If you update your Xcode from App Store.\ Then: Your App Store downloaded Xcode version will be move to application folder and your Xcode-select path might change and result in the above error.\
To fix:\ Update your xcode path by running the following command:\ sudo xcode-select --switch /Applications/Xcode.app/Contents/Developer/