We built a service to estimate the number of website visitors reached by new audience segments in real time, for queries with any combination of user attributes. Here’s how we did it. By Manuel Weiss, with help from the ATE team Audience targeting and segments Schibsted’s Audience Targeting Engine (ATE)
During development you often update the deliverables with the latest version of your code. But don’t forget what you removed. Here is how you can do it with Make.
How we use Java Nashorn to transform data on the fly We were asked to migrate data back and forth between two schema-incompatible systems. At the same time, their schemas were evolving. We decided not to waste our developer energy on writing disposable mapping tables in Excel. Instead, we provided our
If you ask around you’ll quickly realize that UI tests don’t have an enviable reputation in the iOS developer community. “Difficult to write”, “Slow”, “Hard to maintain”, “Don’t work” are complaints you hear a lot. While to some extent part of these are genuine, truth is that there’s no viable
In the talk Architecture Components – Solving the Lifecycle Problem from Google I/O 2017, Yigit Boyar talked about the new LiveData<T> class of the Architecture Components library. When talking about it it’s always coupled with the concept of the ViewModel. I’ve long been a fan of the MVVM pattern when
FINN.no is the largest online marketplace in Norway, and we take continuous deployment seriously. We are about one hundred developers deploying new code to production 978 times each week. That is 978 / 100 = 9.78 deployments to production per developer every week. In order to get to these numbers and
To deliver a truly personalised experience across multiple devices we require our users to login. To get our users to login we need to create a seamless login experience. Users often forget their username or password or do not understand that they can use the same login credentials between the
Artificial intelligence features are slowly becoming industry standards in modern products and services in every niche. Now, they are being integrated into the willhaben Fashion-Cam.
Since the release of Java 8, NullPointerExceptions have been pretty common. Before Java 8, your code was probably full of “if statements” to check if a variable was null. Still, it was impossible to catch every NullPointerException out there. With Java 8, Oracle attempted to solve this issue. They didn’t
FINN has moved towards an architecture of microservices and uses a number of technologies – Prometheus included – to identify and fix service outages.
A couple of weeks ago, this article by Radosław Piekarz got some traction on /r/androiddev. While I am a fan of RxJava myself we use it extensively in our apps at VG.no, I feel this example was not the best use case for it. As others point out in the comment field, this