This question is asked probably by many programmers who start working with BLE on iOS. Unfortunately, it’s not possible to retrieve a list of paired peripherals from iOS. Neither it’s possible to check if a …
Bluetooth Low Energy communication on iOS is not straight forward. You don’t just create a class and start reading/writing data like from local storage. Whole communication is based on asynchronous events and if you want …
The new Facebook’s policy introduces several changes which may be harmful for small scale developers. It looks like access to for example user_friends permission will be now limited to companies which can afford to implement …
In this post I will show how to add a simple localization support to iOS application and how to use it from Storyboard. In Apple’s documentation you can read an article Localizing Your App. However, the …
Projects at my work usually require data encryption. Therefore I faced multiple times with question like “how safe is built-in iOS encryption?”. I had those concerns about Jailbreak, passcode, setting a proper protection class etc. …
In this article I will explain how to use cloud solutions to provide endpoints for autocomplete feature in serverless applications. First of all you will have to create free accounts on Microsoft Azure and Amazon Web …
Nowadays most applications require internet access. Usually we need a backend to provide content, store data or to share information between multiple users. However, if you work on a small personal project, most likely you …
In this article I will show you how to implement an attached property for Xamarin.Forms.TableView to add support for bindable sections. It’s very useful when you want to keep your logic clean in ViewModel and …
In order to provide support for bluetooth background mode, you need to add UIBackgroundModes key in info.plist file with array value containing one of the following strings: bluetooth-central – if your application connects to BLE devices, bluetooth-peripheral – if …
iOS provides a library called CoreBluetooth which allows to communicate with BLE devices. It hides many low level operations, therefore we don’t have to worry about protocol specification. However, we need to get familiar with some new terms related with …
