0 comments on “Do you know Akka-HTTP Cache?”

Do you know Akka-HTTP Cache?


Today we are to going to talk about a very important aspect of reactive web applications development. It's not from the alien world, we always talk about it but we rarely want to deal with it. It's Cache. In today's…

0 comments on “Stream a file to AWS S3 using Akka Streams (via Alpakka) in Play Framework”

Stream a file to AWS S3 using Akka Streams (via Alpakka) in Play Framework


In this blog post we'll see how a file can be streamed from a client (eg: browser) to Amazon S3 (AWS S3) using Alpakka's AWS S3 connector. Aplakka provides various Akka Stream connectors, integration patterns and data transformations for integration use…

1 comment on “A Beginner’s Guide to Deploying a Lagom Service Without ConductR”

A Beginner’s Guide to Deploying a Lagom Service Without ConductR


How to deploy a Lagom Service without ConductR? This question has been asked and answered by many, on different forums. For example, take a look at this question on StackOverflow - Lagom without ConductR? Here the user is trying to know whether…

2 comments on “Lagom 1.4: What’s new?”

Lagom 1.4: What’s new?


Lagom is a reactive microservice framework, which is increasingly becoming the go-to solution for building a microservice-based architecture for industry-wide services. In case you still haven't heard of it, this blog post will not only familiarize you with the idea…

2 comments on “Streaming data from PostgreSQL using Akka Streams and Slick in Play Framework”

Streaming data from PostgreSQL using Akka Streams and Slick in Play Framework


In this blog post I'll try to explain the process wherein you can stream data directly from PostgreSQL database using Scala Slick (which is Scala's database access/query library) and Akka Streams (which is an implementation of Reactive Streams specification on…

1 comment on “Knolx: Guaranteed No Stress Baby Steps Using Akka Streams Part-II”

Knolx: Guaranteed No Stress Baby Steps Using Akka Streams Part-II


Hello everyone, Knoldus organized a session on 25th November 2017. The topic was “Guaranteed No Stress Baby Steps Using Akka Streams Part-II”. Many people attended and enjoyed the session. In this blog post, I am going to share the slides & video…

1 comment on “Knolx: Guaranteed No Stress Baby Steps Using Akka Streams Part-I”

Knolx: Guaranteed No Stress Baby Steps Using Akka Streams Part-I


Hello everyone, Knoldus organized a session on 28th October 2017. The topic was “Guaranteed No Stress Baby Steps Using Akka Streams Part-I”. Many people attended and enjoyed the session. In this blog post, I am going to share the slides & video…

3 comments on “Scraping a website with Akka and JSoup”

Scraping a website with Akka and JSoup


Do you want to catch up with your opponents by looking at their product listings or generate your own content from someone else's website or want to run some analytics or just want to scrap a website for the sake…

1 comment on “One-way & two-way streaming in a Lagom application”

One-way & two-way streaming in a Lagom application


Now a days streaming word is a buzz word and you should have heard many types of streaming till now i.e. kafka streaming, spark streaming etc etc. But in this blog we will see a new type of streaming i.e…

2 comments on “Protobuf Serialization in Akka”

Protobuf Serialization in Akka


Before Protobuf, lets have a look at what role does serialization play in Akka. The messages that Akka actors send to each other are JVM objects (e.g. instances of Scala case classes). Message passing between actors that live on the…