Concurrency in Scala How plain Scala approaches concurrency? Future “monad” is the answer (actor model was also part of Scala but got deprecated in Scala 2.10). Everyone used or use Scala Futures. People coming to Scala from Java are thrilled by the API it offers (comparing to Java Future). It is also quite fast, nicely … Read more
I am going to write a series of a few posts about the transition from the basic AWS ElasticBeanstalk SQS integration to the more generic, reactive model. Transition means that we have a current state that we want to change. So let’s start with the basic AWS SQS integration. Amazon SQS is a HTTP-based managed service … Read more
Data types in a programming language are the description or classification of the data that instructs the compiler how to treat the data. Of course, they are not only for the compiler or interpreter but also for us, the developers, as they help us understand the code big time. This is a valid definition of … Read more
I’ve been doing programming in Scala for more than 2 years already. I think I can position myself somewhere here: From time to time I look at Scala Exercises or similar pages where I usually find some things that I do not know yet. In this blog I would like to share some of the Scala features I … Read more
Amazon Simple Queue Service (Amazon SQS) is a distributed message queuing service. It is similar to other well-known messaging solutions like RabbitMQ, ActiveMQ, etc. but it is hosted by Amazon. It is a really fast, configurable and relatively simple messaging solution. In my current company we strongly rely on the AWS infrastructure. One major Amazon cloud component … Read more
Using Scala we can define a function in a form when name and parameters are specified followed by the definition of the function body. For example: def abs(x: Double) = if (x < 0) -x else x As you can see, curly braces are not mandatory when all those elements are put in one line. … Read more