Wix Engineering Blog

Wix engineering blog tells the story of our daily challenges and our way of solving them. Read about architecture, scaling, mobile and web development.

Oct 24, 2017
4 min

Is Scala Still Relevant? Yup

When I started with Scala in 2011 it was a pretty easy sell: show any Java developer the collections library, maybe a couple of lambdas...

Sep 18, 2017
5 min

The Cost of Streaming Data from MySQL

Though the question of “How to query data from a database?” is quite an old one, we still have a reason to investigate it nowadays. True,...

Feb 5, 2016
3 min

Refactoring with Kleisli Composition

For quite awhile we have been maintaining an application that processes XML and JSON data. Usually the maintenance consists of fixing...

Mar 23, 2015
1 min

Scala Extension methods via implicit classes

In this post i will demonstrate a nice trick to add “extension methods” for a given class. Note: The feature is based on implicit class...

Oct 16, 2014
2 min

Explicit Implicit Conversion

One of the most common pattern we use on our day to day is converting objects from one type of object to another. The reasons for that...

Jul 28, 2014
2 min

Using Specs² macro matchers for fun and profit

At Wix, we make extensive use of the Specs² testing framework. It has become the standard tool for writing software specifications in our...

May 15, 2014
1 min

Introduction to Slick: Plain SQL Usage

In this post I will cover usage of the Slick library, which provides a Scala-centric API over JDBC. Slick offers 3 flavors for querying...

May 14, 2014
1 min

Why calling Source.mkString() is a very bad idea

So we have some Scala code that consumes text from an InputStream from an HTTP response. So, like any good Scala developer, I handed over...

Mar 7, 2013
2 min

On Identifier types, type-safety and Guids

How many times did you find yourself looking at an API which accepts some sort of string or int-based identifier and not being sure what...

Oct 19, 2012
4 min

Scalapeño – The Israeli International Scala Conference

In slightly more than 2 weeks, Tomer Gabel – with whom I have founded Underscore, the Israeli Scala user group – and myself are hosting...