If you’ve read the previous articles within this CoreOS series, you’re already familiar with an essential component within the ecosystem: etcd. This post will introduce two other fundamental components of the CoreOS: fleet and systemd {{outline}} systemd systemd is an init system providing functionality to manage processes on …

As a regular reader of this blog, you’ve already noticed that we’re huge fanboys of Retrofit. What started out with a series of 14 blog posts, is grown to a pipeline of more than 35 posts in the Retrofit series. It has been an impressive and overwhelming journey …

We're continuing our Android Quick Tips series with a practical topic. In this short blog post we'll show you how to dynamically tint your action bar menu item icons. If you're interested in our previous Android Quick Tips, take a look: {{outline}} Dynamically Tinting Menu Items If you're developing an …

This is the second part about etcd and completely geared towards etcd’s HTTP/JSON API and the command line utility etcdctl. Within the previous post on etcd, we described how etcd can bootstrap a new cluster with the help of an existing one. Further, we showed you two configuration …

In the previous blog posts, we've looked at loading images into ListViews with Picasso and how to use placeholders. You've learned that Picasso expects non-null and valid URLs. In this blog post, we'll show you how to deal with null values, especially in ListViews, where the re-usage of views can …

There are multiple great utilities and tools within the CoreOS ecosystem. One of them is etcd, a distributed key value store. etcd is used to share and store data within a cluster of CoreOS machines and make the data generally available for every machine. Additionally, the shared configuration is used …

After walking you through seven blog posts on how to add custom fonts to your Android app, we'll show you a way which barely requires any work: using a library. There are quite a few custom font libraries out there, but we've limited this short introduction to our two favorites: …

Last week we’ve learned about CoreOS’ components and technologies within the ecosystem. This week, we’re directly diving into the practical part and get our hands dirty. If you read the first post, you already know that CoreOS is an operating system geared towards high-availability. Setting up a cluster …