weili chungSwift — Kiosk Printing on iPadThere are a lot of iPads now used in kiosk mode; such as Point of Sale sytem in restaurants, self-service checkins at hospitals, hotels…4 min read·Jun 14, 2020----
weili chungSwift-UIImageView image from urlWe often want to load our UIImageView from a url, where we keep the images stored in a cloud/server. So it is really frustrating when…1 min read·Jun 10, 2020----
weili chungSwift — Accept only numbers on UITextFieldWhen we want users to enter a phone number, or postal code or card number. It is easier if only numbers can be accepted into the textfield…1 min read·Jun 6, 2020----