In our previous post, we had discussed the basic RDD operations in Scala. Now, let’s discuss some of the advanced RDD operations in Scala. Here, we have taken two datasets, dept and emp, to work on advanced operations. Datasets look as shown below: [DeptNo DeptName] [Emp_no DOB FName...
Introduction In android, raw is included in the res folder of android project. You can add an assets files in raw folder like music files, database files or text files. It is an inbuilt folder named as “raw” where you can add your files and you can retrieve the...
In this blog, we will be discussing the operations on RDD using Scala programming language. Before you start following this blog, I would suggest you to go through this link. Let’s have a look at the ways to create RDD in the below section: Methods to Create RDD: 1.Referencing...
Introduction: Spinners are used for selecting one item from a given list, like drop down list. In the default state, a spinner shows its currently selected value. Touching the spinner displays a dropdown list with all available list of values, from which the user can select one value. You...
Introduction: Picasso is one of the Image Downloading Library in Android which is given by Square. We can use it for downloading the image using URL. It has several advantages like: ⦁ Less amount of code is used. ⦁ Caching is faster. ⦁ Takes care of Memory. The alternatives...
It has become vital to pay attention to Big Data as it is not just a buzz word anymore. According to Forbes, it is on its way to becoming a movement. Big Data is one of the biggest trends in IT today and continues to grow as businesses see...
Android is the world’s most used and Popular Mobile Operating System. Android’s market share is currently higher than iOS. Development in Android is easier if you know some basic things in Android or if we can say that you should know certain resources So the immediate question is –...
In this post, we will be discussing Spark RDD and will be performing some basic operations on RDD. Let’s start our discussion with MapReduce and the challenges associated with it which led to the innovation of Spark. MapReduce greatly simplified “Big Data” analysis on large clusters, but its inefficiency to...
Gradle is a build tool with a focus on whole project automation and support for a multi-language development. It was created in 2008. It was implemented in Java and it is very popular because of its opensource compatibility. Before we started using Android Studio, we have used Eclipse for...
In this first Part of Hadoop interview Questions, we would be discussing various questions related to Big Data Hadoop Ecosystem. We have given relevant posts with most of the questions for 2017 interviews which you can refer for practical implementation. What are the different types of File formats in...