Today at WWDC, Apple introduced the future of iOS, watchOS, and OS X. The keynote was several hours long and full of exciting new information such as Apple’s attempt to retake the music industry to a myriad of new uniformity updates across all 3 OSs. At times, the number of changes to apps, operating systems, and tools was almost overwhelming. We got past the noise with iOS developers Jack Bailey and Drew Pitchford. Here they have distilled out the basics on the particular changes and improvements that developers and customers alike should adopt.
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Google I/O’s 2015 keynote was full of information about Android M, Lollipop’s successor. The preview is available today to developers with a Nexus. The full release will be available later this year. Here’s what you can look forward to.
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Using Core Data Efficiently
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Overview
In this blog post I'm going to be teaching you how to build a basic web app with the Phoenix 1.2 framework. I will also describe neat little tricks I've learned along the way. I will be creating a nested model relationship app and picking up from where the getting started guide for phoenix leaves off. If you haven't gone through the getting started guide for elixir and are feeling a little lost please consult the Phoenix Framework Overview page.
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It’s easy to understand why your mobile application users are frustrated with crashes and known bugs. However, it is less easy to understand why users are frustrated with the app when it doesn’t crash. Many things can go wrong in your application flow: business logic may be improperly implemented, and users may enter unexpected input or otherwise interact with the app in unexpected ways. Analytics can help uncover some basic issues, but nothing beats a descriptive log.
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Windows Phone has been pushing its way into a market dominated by Android and iOS. Developers want their applications to be seen by as many people as possible. Since the majority of mobile phone users have phones that run iOS or Android, the decision for an app to support Windows Phone has often been an afterthought. Microsoft is changing that with Universal Windows Platform Bridges.
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What is Core Data?
Core Data is an object-graph management system that also provides data persistence. It is not simply a persistence framework. Its features can be used without even persisting data. However, usually, it interfaces with a SQLite database (and this will be my assumption for most of this article).
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People use their phones for everything now: working, gaming, surfing the Internet, keeping up with the news and staying in touch with friends. You probably use it to even check the time. You receive e-mails, phone calls, text messages, app notifications, weather alerts, and traffic alerts. The number of times you reach into your pocket or dig through your Mary Poppins-esque purse in a day to get your phone is staggering. It would be easier to just duct tape the thing to your hand…
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You need to add Emoji storage support to your Rails application, but the DB either rejects the data or mangles the Emoji.
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There is a bug in IntelliJ that will show an ambiguous method call error when using getClass() without an explicit cast. It looks like this: