Author Archives: Pallavi Singh

Getting an insight of Blockchain


Hi all, In today’s blog, I will be getting you acquainted with the Blockchain, its definition, inception and everything you need to know as a novice developer or user. A many of us have lately been getting very familiar with … Continue reading

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Akka HTTP vs Other REST API Tools


Hi Folks ! Lately there have been a lot of tools that allow us to build rest APIs like the following : Akka Http Play Scalatra http4s Finch Spray In my blog today, I will be discussing Akka Http and … Continue reading

Posted in Akka, akka-http, Play Framework, Scala | Tagged , , , , , , , | 1 Comment

Installing and Running Presto


Hi Folks ! In my previous blog, I had talked about Getting Introduced with Presto. In today’s blog, I shall be talking about setting up(installing) and running presto. The basic pre-requisites for setting up Presto are: Linux or Mac OS … Continue reading

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Getting Introduced with Presto


Hi Folks! In today’s blog I will be introducing you to a new open source distributed Sql Query Engine – Presto. It is designed for running SQL queries over Big Data( petabytes of Data). It was designed by the people … Continue reading

Posted in big data, Scala | Tagged , , , , | 2 Comments

The Dominant APIs of Spark: Datasets, DataFrames and RDDs


While working with Spark often we come across the three APIs: DataFrames, Datasets and RDDs.  In this blog I will discuss the three in terms of use case, performance and optimization.  It is essential to keep in mind that there … Continue reading

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Web Designing using Pure.css


In today’s blog I will be introducing Pure.css (simply referred to as “Pure”), it’s use case and advantages over its counterparts. The blog will get you acquainted with the basics of the Pure. I shall discuss the basic idea behind … Continue reading

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Effective way of Documentation : Markdowns and Converters


Writing documentation from a user perspective has always been a challenging job for Developers.Markdowns allows the developers to write docs using an easy-to-read, easy-to-write plain text format. But the challenge does not end here, providing users with offline documentation in … Continue reading

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Applicatives in Scala


In my last blog we talked about Functors, now lets talk about Applicatives in this Blog. Applicatives are also often referred as generalised Functors. We shall explore in the latter section of the blog why they are referred so. Before … Continue reading

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Functors in Scala


While programming in Scala we  often come across a term called Functor. A functor is an extremely simple but powerful concept. In this blog, let us discuss that in more detail. Theoretically functor is a type of mapping between categories. … Continue reading

Posted in Scala | Tagged , , , , , | 4 Comments

Knolx – Functors, Applicatives,Monads


Hi All, Knoldus had organized  a knolx session on “Functors, Applicatives,Monads”, the session comprised of a brief introduction of the functors, applicatives and monads followed by small demonstration for each. Here are the slides of the session. Let me know … Continue reading

Posted in Scala | 2 Comments