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A collection of 63 issues

Scala build tools (sbt) : Getting started for testing and building

As we know Scala as language is getting popular in data science or general programming field, for its functional programming traits as well object oriented behaviour also Scala runs on JVM so we can mix Scala code in java or java code with Scala project also lot of plugin or

Difference between object and class in Scala.

Object so in scala object is a singleton instance of the class, lets explain with small snippet. object test { def addPlusOne(a:Int) = a+1; } So when your calling the function instance is already created you can just use like static functions of class in java i.e `test.addPlusOne(

Basic encoding : label encoding and one hot encoding in Scala with Apache Spark

If your starting with machine learning, after cleaning the data you end up with Normalising data, this is where encoding techniques comes in handy. there are lot of data encoding techniques but we hear lot about one hot encoding and label encoding a lot. also adaption rate for Scala programming

Spring boot: uploading and downloading file from Minio object store

If you have landed on this page means either your working with spring boot and trying to upload an file to a privately hosted minio object store server. so we know spring boot has gained popularity for its simple approach to bootstrap an application in very less time, Also minio

MINIO: Getting Started With Ubuntu 18.04

Minio is another object store just like AWS S3, This is self hosted so easily can be used in private cloud. and it is open source so its absolute free use and modify. this one of the fastest growing self managed object store out there. so when it comes to

Flyweight Pattern in java.

Flyweight pattern is categorised as structural pattern,Which is used to reduce number of object creations by using existing similar objects which in turn helps in reducing the memory foot print and increasing the performance of an application. lets take some real world example where you need to print employee

Standardise the response of REST API in spring boot (Spring boot's ResponseBodyAdvice)

As we know know Just like Captain america's Civil War fight, so in development war between front end developers vs back end is hard to explain, usual complaint for any screw ups is API response is not consistent, this will be both burden to FE devs and BE

Single Linked List implementation in Scala

Linked list is linear data structure where elements are not sorted and there memory locations are not in sequence.So liked list has Struct called Node which hold data and reference to the next element. As shown in the above diagram linked list contain's node where first node

Install `jupyter` Note book for Scala on ubuntu 18.04 LTS

So If you're a data scientist or an enthusiast you might have come across jupyter Note book, so juypter is an open source web application which helps you to run live code, plot visualisation charts,brief text narration of written code, we generally use jupyter note book to

Basic statistics concepts for machine learning in Scala spark

Before applying some distribution algorithm or probability density function or probability mass function, we need to understand some basic concepts of statistics these concepts might be though in our school ,we shall start by brushing up the concepts and implement those in Scala spark,Just for an overview i will