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Mastering all 5 Kotlin Scope Functions

It should come as no surprise that our Android team here at Punch Through loves Kotlin, and that we strive to write idiomatic Kotlin, taking advantage of its unique language features whenever possible. Some common questions we get from newer team members who are learning Kotlin revolve around its scope functions, namely: let, run, with, apply, and also. The scope functions are very similar in the way that they work and behave, or so it seems at…
Ultimate Guide to Apple's Core Bluetooth library

The Ultimate Guide to Apple’s Core Bluetooth

This article assumes you know the very basics of Bluetooth Low Energy (BLE) and iOS programming (including the delegation pattern for asynchronous calls common to many iOS native APIs), and is meant as a comprehensive guide to the ins and outs of…
Engineers meeting about Kotlin language features

Our 5 Favorite Kotlin Features

When Swift was released by Apple for iOS developers, Android developers were in awe and envious of this modern programming language that provides null-safety and an expressive yet concise syntax. Thankfully, the Android Studio 3.0 release in 2017…
Ultimate Guide to BLE and Android

The Ultimate Guide to Android Bluetooth Low Energy

With its ability to consume very little power yet still provide the connectivity to communicate with small devices, more and more people are looking to hop on the Bluetooth Low Energy (BLE) bandwagon for Android apps. Unfortunately, the Android…
Computer coding with Android and Bluetooth symbol - Android BLE tips

4 Tips to Make Android BLE Actually Work

Android development is hard, and it's no thanks to its relatively fragmented ecosystem and having a million OEM’s out there. Throw BLE—which is extremely hardware and Bluetooth spec. dependent!—into the mix and the platform's behavior becomes…
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CoreNFC – The Missing Link

Near-field communication (NFC) is standardized by ISO/IEC 18092. While not a new technology it has become more important with the proliferation of mobile devices. Phone manufacturers have increasingly begun to incorporate NFC hardware in their…
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WTF is an iBeacon

At this year’s WWDC, Apple quietly announced one of their upcoming products for iOS 7, the iBeacon. Even if you’ve been following WWDC and the iOS 7 announcements, you might not have heard of the iBeacon. And even if you’ve heard the name,…