During creation of our apps we often find it necessary to have data for testing views and logic. Think of a situation when you have to display a lot of data in the list, it’s quite a common case for an android dev. Our example app also has to...
Ruby on Rails applications sometimes require an ability to supply the same business logic with separation of models data for a group of clients. This circumstance is also known as multi-tenancy. This way one user does not see other users' activities nor has access to their data. The most common...
Mobile applications that don’t use the network are a rare thing today. What shall we do when the Internet is not available? A well-designed application contains an offline mode using local storage. There are multiple libraries which support this solution. In the article, I would like to focus on...
App versioning is a critical component of our applications' upgrade and maintenance strategy. It’s important because users need to have specific information about the application version that is installed on their devices and the upgrade versions available for installation, and we, developers, have to be able to track bugs...
Some time ago we noticed that in our apps there are a lot of different libraries, often responsible for the same things, but with distinct APIs, for instance: Retrofit vs Volley, Dagger vs RoboGuice, Requery vs OrmLite. It became difficult to switch to another project or introduce minor changes because...
Coding style is an important part of writing professional, production ready code. It directly affects the comfort of work and should be kept consistent. At RST IT we maintain consistent style across all our projects by enforcing strict rules for iOS and Android apps. iOS Our iOS developers chose The...
In this article I want to introduce you to AutoValue library developed by Google. Here, @ RST IT, we use it for implementing models in Android applications. It greatly speeds up the code writing process by eliminating almost all boilerplate part of it. I will compare your models (assuming that they...
We’re always on board with initiative and exploration, so once we heard about the new DE conference in Warsaw, with talks from Vitaly Friedman (Co-founder of Smashing Magazine) and Guillermo Torres (Google Maps), there was no way we would miss it. Here’s a brief overview along with the...
There is a myth making the rounds on the Internet about cultural differences and the lack of understanding of American users by Polish companies. Therefore, a startup leader in the US must always hire programmers in the United States to get a better product. This basically means that a programmer,...
AWS SNS - Mobile Push Notification Service for Ruby on Rails Why we need notification service in Rails? Ruby on Rails uses mainly HTTP (from v5 socket connections were added) - stateless protocol based on request-response pattern to communicate with frontend clients. Client sends request to the server and receives...