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Google I/O 2017 was quite revolutionary. We’ve seen a lot of amazing new products announced and heard that Google will be investing a lot into machine learning-related technologies. This year’s I/O was also extraordinary for Android developers, as we’ve finally received official support for Kotlin (yay!) and a brand new collection of Android libraries called “Android Architecture Components”.
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Node.js, Lambda, Serverless and some cloud functions - the perfect mix for building a scalable app that’s easy to manage and doesn’t have many vulnerable dependencies. Also, it’s not expensive at all. Find out more about how much money you can save in our introduction to this technological combo.
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At the beginning of October, I had the opportunity to attend Mobiconf, an international conference for mobile developers in Cracow, Poland. And since it was the very first time I went to such an event, I would like to share some thoughts about Mobiconf itself and attending professional development conferences in general.
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Learning Kotlin is a pleasant process and only takes a few hours if you’re familiar with the Java programming language. :) The syntax is very intuitive, e.g. a when the block is more readable than an if block or switch. At Netguru, we had quite an adventure with Kotlin over the last few weeks while creating the Coolcal app. Here you can read about how we did it. In this article, I want to tell you more about what it’s like to learn Kotlin.
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I’ve been involved in the development of the react_webpack_rails gem, which provides simple and lightweight integration of Rails, React and Weback. This gem allows one to build rich user interfaces with a modern JavaScript stack on top of Rails applications. You can find more info about react_webpack_rails in this github repo.
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The first time I saw error handling on WWDC's Platform State of the Union, I thought "here we go again... exceptions". It quickly became clear that Swift's error handling isn't the same as Objective-C exceptions. So what does this error handling look like? Where are the differences? Let’s dive into it!
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Last month, our Netguru iOS team (also with a few Rails people!) took part in a webinar by Paweł Dudek about testing iOS apps and if you are thinking now meh, another boring obligatory webinar, check this out: after an 8-hour workday, not a single participant left a more than 2-hour-long Hangout before it ended! I'm afraid that if I wrote about all the things I've discovered, you'd finish reading this next day, but I'd like to share at least these 10 tips I’ve learned about testing iOS apps. 
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We developed CarrierWave-iOS—an easy-to-use iOS library which provides a flexible way to download, upload and edit asset files. Check it out!
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Obtaining beginner's experience through the net can give you knowledge about the best online resources for iOS developers. Here's our share for all of you, future iOS masters!
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