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    how to update python?   Python  version, just go to  Python  downloads page get the latest version and start the installation. Since you already have  Python  installed on your machine installer will prompt you for " Upgrade  Now". Click on that button and it will replace the existing version with a new one.

Python is also the most popular and fastest growing programming languages in current times. Keeping this mind, some beginner tips for learning Python are given below: Understand your area of interest – Before starting learning Python, it is important to understand your area of interest so that you remain motivated. Some of the areas to explore with Python are Machine Learning, Artificial Intelligence, Web Development, Robotics, App development, Python scripts, etc. Learn the basic Python syntax – It is necessary to learn the basic Python syntax before starting anything. Only a little time is required to become familiar with the syntax and you can move on to coding. Any doubts that arise later can always be addressed by referring back to the syntax. Practise coding everyday – It is very important to code every day while learning a new programming language. This establishes consistency and helps you become more familiar with the language. You can start small and gradually increase your c...

Python provides a  getopt  module that helps you parse command-line options and arguments. $ python test . py arg1 arg2 arg3 The Python  sys  module provides access to any command-line arguments via the  sys.argv . This serves two purposes − sys.argv is the list of command-line arguments. len(sys.argv) is the number of command-line arguments. Here sys.argv[0] is the program ie. script name. Example Consider the following script test.py − #!/usr/bin/python import sys print 'Number of arguments:' , len ( sys . argv ), 'arguments.' print 'Argument List:' , str ( sys . argv ) Now run above script as follows − $ python test . py arg1 arg2 arg3 This produce following result − Number of arguments: 4 arguments. Argument List: ['test.py', 'arg1', 'arg2', 'arg3'] NOTE  − As mentioned above, first argument is always script name and it is also being counted in number of arguments. Parsing Command-Line Arguments Python provided a  ge...

Why to Learn Python? Python  is a high-level, interpreted, interactive and object-oriented scripting language. Python is designed to be highly readable. It uses English keywords frequently where as other languages use punctuation, and it has fewer syntactical constructions than other languages. Python  is a MUST for students and working professionals to become a great Software Engineer specially when they are working in Web Development Domain. I will list down some of the key advantages of learning Python:

What is Tableau? Tableau is the fastest growing data visualization software that is used for data science and business intelligence aims to help people to see and understand data. In order to transform the way people use data to solve problems, tableau software ensures to converts raw data into a very easily understandable format. Tableau Software is an American computer software company headquartered in Seattle, WA, USA. It generates interactive data visualization products which focused on BI. The company was established at Stanford University’s Department of Computer Science between 1997 and 2002. Tableau Product Family / tableau offering The different products which tableau has built are 1. The Tableau Desktop: It is a self service business analytics and data visualization that anyone can use. It translates pictures of data into optimized queries. With tableau desktop, you can directly connect to data from your data warehouse for live up ...