Tag Archives: Functional Programming

Reactors.IO: Actors Done Right


In our previous blog, we tried to explore the upcoming version of i.e Java 9. So this time we try to focus on Scala . In This Blog , We will be Looking onto a New Reactive programming framework for … Continue reading

Posted in Functional Programming, Reactive, Scala | Tagged , , , , | 1 Comment

Having Issue How To Order Streamed Dataframe ?


A few days ago, i have to perform aggregation on streaming dataframe. And the moment, i apply groupBy for aggregation, data gets shuffled. Now the situation arises how to maintain order? Yes, i can use orderBy with streaming dataframe using … Continue reading

Posted in Apache Kafka, apache spark, big data, Scala, Spark, Streaming | Tagged , , , , , , , , , , | 1 Comment

Did Someone Say Java 9 ??


In our previous blog , we discussed the features that were added in Java 8. More than three years after the release of Java 8, the next version is now just around the corner with a tentative release date of … Continue reading

Posted in Java, modularity, Scala | Tagged , , , , | 6 Comments

Like Java 7 ? Then You Are Going to Love Java 8 !!


JAVA 8 (aka jdk 1.8) is a major release of JAVA programming language development. With the Java 8 release, Java provided support for functional programming, new JavaScript engine, new APIs for date time manipulation, new streaming API, etc. which will … Continue reading

Posted in Functional Programming, Java | Tagged , , , , , , | 5 Comments

Reverse engineering using Slick 3.2 and Scala


Sometime, we have requirements for create classes corresponding to the existing database or Sometimes, in our initial phase of project, we are going to design database and tables first, after that, we are going to create classes for mapping our … Continue reading

Posted in Functional Programming, Reactive, Scala, Slick | Tagged , , , , , , , , , , , , | 2 Comments

A Simple Example using elm


In this blog, we will see how to build a simple application using elm. Elm is a functional language that compiles into javascript with following features:- 1)  Great Performance 2)  No run-time exception 3)  Javascript Interop 4)  Friendly error message … Continue reading

Posted in AJAX, Functional Programming, HTML, JavaScript, knoldus, Web, web application | Tagged , , , , , | Leave a comment

Functional Programming In Javascript


Knoldus organized a knolx session on the topic : Functional Programming In JavaScript. Covers the Functional Programming Paradigm In JavaScript. You can watch the video of session:   You can check slides as well.   Thanks !!    

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Introduction to Java 8


The Functional Features of Java8 Java 8 was a major release in terms of language and APIs. The language includes several ideas from functional programming like behavior parameterization, passing lambda expression as methods, processing data with stream pipelines etc. The following presentation … Continue reading

Posted in Java, Scala | Tagged , , , | 2 Comments

FunHop: Understanding Referential Transparency


In this episode of FunHop, we would try to look at what is Referential Transparency, what is substitution model and how being immutable really helps. Referential transparency means that we can exchange the expression by its value or a value … Continue reading

Posted in Scala | Tagged , | 1 Comment

FunHop : What Are These Side Effects?


FunHop is imagined as a series which allows us to gradually hop into the realms of Functional Programming. Our vehicle for the journey is going to be Scala but the fundamentals are applicable across languages. In this episode we would … Continue reading

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