What is PySpark? PySpark is the Python API that is attract issued by the Apache community for support python and Spark support. Using PySpark, one can easily integrate and work with the RDD program in python as well. When it comes to exploration scale data analysis, PySpark language is a good match for all your needs. Whether you build a...

A vector can be defined as a dynamic array that can grow or shrink on its own i.e. vector will grow when more elements are added to it and will shrink when elements are removed from it. This behavior is unlike that of arrays which are static. But similar to arrays, vector elements can be accessed using integer indices. A vector can be...

Many enterprises are adopting digital methods for their operation because they understood that future lies in routine operation being fully automated. Speed of execution and accuracy are the two biggest advantages of digitization. On the other side, right tool and skilled manpower are the two biggest challenges of digitization. That is why...

What is a Page Object Model? Page Object Model (POM) is a design pattern, popularly used in test automation that creates Object Repository for web UI elements. The advantage of the model is that it reduces code duplication and improves test maintenance. Under this model, for each web page in the application, there should be a corresponding...

This Blog will explain about the various types of control statements in Python with a brief description, syntax and simple examples for your easy understanding. Control Statements in Python Control statements in python are used to control the order of execution of the program based on the values and logic. Python provides us with 3 types...

AWS Workspace is a managed desktop service offered by AWS. In this blog, you will learn more about AWS WorkSpaces. You will learn what Amazon's WorkSpaces are, how to use them, and what benefits they provide. AWS WorkSpace is Amazon’s managed desktop service. In this Amazon WorkSpaces tutorial, we are going to learn what Amazon AWS...

Workbench Salesforce is a powerful, web-based suite of tools designed for Salesforce administrators and developers to interact with Salesforce.com organization via Force.com APIs. Using Salesforce Workbench, administrators and developers can quick view their organization’s data, Data Loading, can perform SOQL Query, SOSL search, session...

Cassandra and MongoDB are both “NoSQL” databases, but the reality is that they are very different. They have very different strengths and value propositions – so any comparison has to be a nuanced one. Let’s start with initial requirements… Neither of these databases replaces RDBMS, nor are they “ACID” databases. So If you have a...

An identifier is a name given to entities like class, functions, variables, etc. It helps to differentiate one entity from another. Rules for writing identifiers Identifiers can be a combination of letters in lowercase (a to z) or uppercase (A to Z) or digits (0 to 9) or an underscore _. Names like myClass, var_1 and print_this_to_screen,...

Method overriding is one of the ways in which Java supports Runtime Polymorphism. Dynamic method dispatch is the mechanism by which a call to an overridden method is resolved at run time, rather than compile time.When an overridden method is called through a superclass reference, Java determines which version(superclass/subclasses) of that method...