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DataFrame

Pandas is the most preferred Python library for data analysis. The reason is its core data structure called DataFrame, one of the two basic data structure of Pandas. It’s 2-dimensional labeled data structure with columns of potentially different types. DataFrame is a widely used data structure of Pandas and works with a two-dimensional array with labeled axes (rows and columns). Defined as a standard way to store data and has… Read More »Python Pandas DataFrame & Different Ways to Create Them

Python Pandas DataFrame & Different Ways to Create Them

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Pandas Series

Pandas is a one of the most popular software library extension of Python. Wes McKinney designed it in 2008. It helps manipulate and analyze stored data. “Pandas” stands for Panel Data, which means an Econometrics from Multidimensional data. According to the official pandas documentation, it is “a Python package providing fast, flexible, and expressive data structures designed to make working with “relational” or “labeled” data both easy and intuitive. Pandas… Read More »Introduction to Pandas in Python

Introduction to Pandas in Python

There are many ways to get root or radical symbol in Ms Word. Of all these methods, if you know Math AutoCorrect method of Ms Word then you need not remember the rest. Equation Editor Shortcut: Math AutoCorrect Math AutoCorrect method is easy to remember and one of the efficient if not the most efficient of all. It is also similar to LaTeX method of typing root or radical sign.… Read More »LaTex in Word: Equation editor shortcut for square root, cube root and nth root in Ms Word

LaTex in Word: Equation editor shortcut for square root, cube root and nth root in Ms Word

Ms Word shortcut for commonly used Mathematical and Scientific Symbols

Maths, Science and Engineering uses many unique symbols for denoting specific things. It includes symbols like infinity, different arrows, set symbols, degree sign, angle sign and various mathematical symbols and signs. Symbols in Maths, Science and Engineering Maths Symbol in Ms Word Ms Word provides different ways to insert symbols. To add any symbol, you can go to Insert Tab and click on Symbols. This opens up the dialogue box,… Read More »LaTeX in Word: Shortcut of typing degree symbol, different types of arrows and other mathematical symbols

LaTeX in Word: Shortcut of typing degree symbol, different types of arrows and other mathematical symbols

In simple words, iterator is an object that can be iterated upon. They contain more than one data in it. Commonly used Python iterators are list, tuple and dictionary. An iterator will return data from that object, one item at a time. Any Python iterator  must implement two methods: The __iter__ method which returns the iterator object  The __next__ method which return the next value for the iterable. How Does Iteration… Read More »What are Iterators in Python

What are Iterators in Python

A Conditional Statements is a statement that checks for a Boolean condition. It decides whether the block of statement will execute or not. If the condition evaluates to TRUE a section of code will execute. There are various types of conditional statements in Python, let’s discuss one by one along with their syntax. Basic Syntax of Conditional Statements [conditional] : Any condition based on a combination of one or more… Read More »Conditional Statements in Python

Conditional Statements in Python

Python is important for software development or machine learning. Compared to other programming languages, Python is great for a number of reasons.The elegant design and syntax rules of this programming language makes it quite readable even among multi programmer development teams. Lets Find out what are the things that makes Python stand out among programming languages. 1. Easiest Programming Language in the World Python is famous for its simplicity, readability… Read More »Advantages of Learning Python

Advantages of Learning Python

Problem Statement Write a function that reverse a string. Input string will be given as an array of characters char[]. Can you to it without allocating extra space for another array? Hint: You must do this by modifying the input array in-place with O(1) extra memory. You may assume that all the characters comprise of printable ascii character. Examples: Example 1: Example 2: Let’s see how to solve this question.… Read More »Optimized way to Reverse a String | Leetcode Challenge #344

Optimized way to Reverse a String | Leetcode Challenge #344

Longest repeated substring problem is a problem of finding the longest substring that occurs at least twice in a given string. This is also one of the important interview questions. Problem Statement Given a string S, consider all duplicated substrings: (contiguous) substrings of S that occur more than once.  (The occurrences may overlap.) Return any duplicated substring that has the longest possible length.  (If S does not have a duplicated substring, the answer is "".) Example 1: Input: “banana”, Output: “ana” Example… Read More »Longest Repeated Substring Problem | Longest Duplicate Substring Problem with Code

Longest Repeated Substring Problem | Longest Duplicate Substring Problem with Code