theTech

What does map reduce algorithm mean ..?? As far as we know for the big data, we deal with the enormous data..! What we need is the high efficiency and Scalability  in Data. Let us take a simple example and use map reduce to solve a problem. Say you are talking about the persons which are foody , But you have enormous Data which relates to many Items which are on going such as technical talks , talks about clothing ,or any other issue out of it you have to gather the data Which only relates to foody persons . So our first thing is to identify the keyword lets take food .! food is the word  which we are going to map from the data to conclude that its something related to foody people. Next, we will write a mapping function to identify such patterns in our data. such as spicy ,sweet,sour ,vegetarian, non vegetarian  etc. Let us take the following chunks in a big data set and see how to process it. "Kishan loves to eat the food of South". "h

what is big data.? Big data is a term that describes the large volume of data – both structured and unstructured – that deals a business on a day-to-day basis. But it’s not the amount of data that’s important. It’s what organizations do with the data that matters. Big data can be analyzed for insights(accuracy) that lead to better decisions and strategic business moves. Why Is Big Data Important? The importance of big data doesn’t revolve around how much data you have, but what you do with it. You can take data from any source and analyze it to find answers that enable  1) cost reductions,  2) time reductions,  3) new product development and optimized offerings,   4) smart decision making. When you combine big data with high-powered analytics, you can accomplish business-related tasks such as: Determining root causes of failures, issues and defects in near-real time. Generating coupons at the point of sale based on the customer’s buying habits. Recalculating en

Well I know I have created this blog for programming language but today lets take a different subject Artificial Intelligence. First Question that arises in our mind that is what is artificial intelligence..?? Defining our answer we can say that AI is the peruses creating  the computer or Machines as Intelligent as Human being. AI means Science and engineering of making intelligent machines ,especially intelligent computer programs. AI is making a computer , A Computer controlled Robot.OR software think intelligently in a similar manner as humans think. Now Thinking about the Task Domains what are the task domains of AI The first task is the MUNDANE TASK  MUNDANE means what..?? AI is compared especially with Human beings so what Humans do ,What Humans Think is believed to be Done from Computer ,Robot or Software. The task which Humans learn since birth are called Mundane task .   They learn by perception, speaking, using language, and locomotives. Vision 

Plain Vaadin applications do not have normal web page navigation as they usually run on a single page, as all Ajax applications do. Quite commonly, however, applications have different views between which the user should be able to navigate. The  Navigator  in Vaadin can be used for most cases of navigation. Views managed by the navigator automatically get a distinct URI fragment, which can be used to be able to bookmark the views and their states and to go back and forward in the browser history. The  Navigator  class manages a collection of  views  that implement the  View  interface. SO the class in which you are defining Navigation must implement with a  View  interface. addView() i s the method by which you can register Your View . You can add your view at any point ,Your View must have   name identifier and be added to a  View . Once registered, you can navigate to them with  navigateTo() . Navigator  manages navigation in a component container, which can be

Here we would understand Java 8 from the basics of course we are aware of the syntax of old versions of java A simple java program..!! public class HelloWorld   {     public static void main ( String [] args ) {     System . out . println ( "Hello World" );     }     } Hope everybody are aware of this Syntax. Many of the features are included in java 8 but here we will study some of them. The very basic and first and foremost is lambda expression.  lambda expression Adds functional processing capability to Java.They are considered to be biggest feature of java 8. Its basic syntax is : parameter -> expression body   Some of the advantages of JAVA 8 are as follows  1.Type parameter are not required ,predicts from the type of value provided. 2.parenthesis are optional for parameter if it is single for multiple it is required.! 3.optional curly braces same as parameter here if only one statement exist no need of curly br