Author: Sergey Kargopolov

Hi guys! Just wanted to share with you a new blog post and that I am about to publish a series of blog posts + videos on How to build RESTful Web Services with Java for your Swift Mobile Application. I will also share how to store secure access token in KeyChain and later perform…

Read More RESTful Web Services with Java for your Swift Mobile Application

Earlier, I have created a short video tutorial on how to use UIPageViewController to create the “App Tutorial Page” which will start up as soon as your mobile app launches. You can use this app tutorial to introduce your app to the user who starts your app for the very first time and then let…

Read More UIPageViewController. Create and Skip App Tutorial Pages.

With this video tutorial I am going to share with you how to create and use the iOS Settings bundle to let users of our mobile app be able to specify their user preferences via the iOS Settings app. Settings App Screenshot The video tutorial below will cover: Create and add the iOS Settings bundle…

Read More iOS Settings Bundle – Let Users Save Their Preferences via the iOS Settings App

Xcode Code Snippets Library is a very useful feature of Xcode that can greatly simplify your app development process and make it easier and even more enjoyable. It already has some useful pre defined code snippets which you can drag and drop into your source code, edit a little bit and you are done.  Xcode Code Snippets…

Read More Xcode Code Snippets Library. Creating and Customizing Xcode Snippets.

With this blog post I am going to share with you how to add inline UIDatePicker or DateCell into your UITableView. Originally the DateCell example was implemented by Apple as an Objective C project and is available for download here: Apple DateCell. I googled around to see if there is already an implementation of DateCell in…

Read More Inline UIDatePicker or DateCell Example in Swift

In this video tutorial I am going to share with you how to display user’s current location on a MapView programmatically as well as how to create MapView using Xcode Storyboard. We will also learn how to drop a Pin(MKPointAnnotation) at user’s current location and set MKPointAnnotation custom title. For your application to be able…

Read More MapView – Display User’s Current Location and Drop a Pin

Parse is going to shut down its services very soon and developers are encourage to migrate their apps from Parse.com to another cloud of their choice. If you have not migrated your app from Parse.com I strongly recommend you do it ASAP before it is too late and your data is gone.  To help you…

Read More Install MongoDB on Amazon EC2 and Point Parse Server to Work With Local MongoDb

Hi Guys! I am excited to share with you that I am working on a new video course on how to “Migrate Parse App to Your Own Server In The Cloud” and I have already uploaded the first set of videos to Udemy.com. Currently this video course covers following: Migrate your Parse app database from…

Read More Migrate Parse App to Your Own Server In Amazon Cloud

Loading 1 or 3 images from server side into UITableView might not be a very challenging task. But when it comes to loading 50 or 100 images into a table view or collection view then things start becoming a little more complex. Especially when  user starts scrolling table view up and down very quickly.  When we…

Read More Display Large Collection of Images in UITableView with SDWebImage

In this video tutorial I am going to share with you how to change UITableViewCell separator left side spacing or how to hide table cell separator completely using Xcode and how to do it programmatically using Swift. If you are looking for a way to work with table cell separator programmatically only, below is a quick example. Otherwise, please watch…

Read More UITableViewCell Separator. Hide Separator or Change Left Side Spacing

Almost every single mobile app needs a “bankend server” which it can use to perform a more complex business logic or to store user data in a database. In these few videos I am going to share with you how to set up a very simple mobile app backend server which will consist of a small Linux server…

Read More Setting Up Our Own Mobile App Backend Server on Amazon EC2