Like other programming languages python has standard data types, those are Numbers Strings List Tuple Dictionary In python, there is no explicit declaration of variables. As we know a variable is a reserved memory location to store specified data values. When a variable is created it reserves a space in …
Read More »Introduction to Map Reduce
MapReduce is a Distributed computing programming model suitable for processing of huge data. Hadoop is capable of running MapReduce programs written in various languages: Java, Ruby, Python. MapReduce programs are parallel in nature, thus are very useful for performing large-scale data analysis using multiple machines in the cluster. MapReduce is …
Read More »Introduction to Hadoop Architecture
Hadoop is an open source Distributed processing framework that manages data processing and storage for big data applications running in clustered environments. Hadoop Service Architecture HDFS(Hadoop Distributed File System) Overview Hadoop is normally deployed on a group of machines (Cluster) Each machine in cluster is node One of the node …
Read More »Hadoop Installation
SINGLE-NODE [STANDALONE] CLUSTER INSTALLATION The report here will describe the required steps for setting up a single-node Hadoop cluster backed by the Hadoop Distributed File System, running on Ubuntu Linux Hadoop is a framework written in Java for running applications on large clusters of commodity hardware and incorporates features similar …
Read More »Introduction to Big data
What is Data ? Anything that can be stored can be referred as data. What is Big Data ? Big Data is the term coined for huge Data ,In today’s digital world the data is getting generated in unprecedented rate, in order to store and process such huge data existing traditional …
Read More »Basic Syntax in Python
Identifiers in Python: An identifier is a user-defined word for a special purpose. An identifier is a string of alphanumeric characters that begins with an alphabetic character or an underscore character that are used to represent various programming elements such as variables, functions, arrays, structures, unions and so on. A …
Read More »Key words in Python
Generally, every programming language has syntax like the same python has its own syntax, key words, literals and identifiers. In the previous posting we learn how to execute single commands and multiple commands in shell. Now we focused on keywords in python. As we know a keyword is a reserve …
Read More »IDLE in Python (Integrated Development & Learning Environment)
While installing, python is come up with IDLE (GUI). That means it is GUI for python developers and full form of IDLE is integrated development and learning environment. It works for both multiple line commands and single line commands execution. As the same we execute single line statements in the …
Read More »What is Python Shell
In the previous postings, we learn python is an interpreter language that means it executes line by line of code. Python comes with interactive shell known as python shell which is used to execute python coding lines or commands and the results view instantly after execution of the command. See …
Read More »Python Installation and Environment Setup
Python Installation Checking: As python is most widely used language so before installing python in PC you must check if the PC has already python or not. To check python installation, type the below command in command prompt in windows. C:\Users>python --version Python 3.7.4 If you want to check in …
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