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Convert Binary Tree to Circular Doubly Linked List using Linear extra space

Given a Binary Tree, convert it to a Circular Doubly Linked List. The left and right pointers in nodes are to be used as previous… Read More

Binary Tree

circular linked list

C++ Programs

DSA

Linked List

Tree

Kotlin infix function notation

In this article, we will learn infix notation used in Kotlin functions. In Kotlin, a functions marked with infix keyword can also be called using… Read More

Kotlin Functions

Kotlin

Python NLTK | nltk.tokenize.StanfordTokenizer()

With the help of nltk.tokenize.StanfordTokenizer() method, we are able to extract the tokens from string of characters or numbers by using tokenize.StanfordTokenizer() method. It follows… Read More

Python-nltk

Python

Convert a List to Dictionary Python

Given a list, write a Python program to convert the given list to a dictionary such that all the odd elements have the key, and… Read More

python

Python dictionary-programs

Python

Python Programs

Difference between LAN and WAN

Prerequisite – Types of area networks – LAN, MAN, and WAN Local Area Network (LAN): LAN is a group of network devices that allow communication… Read More

Computer Networks

Difference Between

Difference between LAN and MAN

Prerequisite – Types of area networks – LAN, MAN and WAN Local Area Network (LAN): LAN is a group of network devices which allow the communication… Read More

Computer Networks

Difference Between

Python | pack() method in Tkinter

The Pack geometry manager packs widgets relative to the earlier widget. Tkinter literally packs all the widgets one after the other in a window. We… Read More

Python-gui

Python-tkinter

Python

Python | place() method in Tkinter

The Place geometry manager is the simplest of the three general geometry managers provided in Tkinter. It allows you explicitly set the position and size… Read More

Python-gui

Python-tkinter

Python

Python sorted containers | An Introduction

Sorted Containers is an Apache2 licensed sorted collections library, written in pure-Python, and fast as C-extensions. It was created by Grant Jenks and is an… Read More

Python-Sorted

Python

Python NLTK | nltk.WhitespaceTokenizer

With the help of nltk.tokenize.WhitespaceTokenizer() method, we are able to extract the tokens from string of words or sentences without whitespaces, new line and tabs… Read More

Python-nltk

Python

Python NLTK | nltk.TweetTokenizer()

With the help of NLTK nltk.TweetTokenizer() method, we are able to convert the stream of words into small tokens so that we can analyse the… Read More

Python-nltk

Python

Amazon off campus ( All India campus hiring ) SDE 1

Online Coding Round: (hackerearth, 1.5 hr) 1)Good Ranges: Input : N, M (M no of queries) Constraints : 1<=X [1, 4] -> 1+4 -> 5… Read More

Amazon

Off-Campus

Experiences

Interview Experiences

Scala | yield Keyword

yield keyword will returns a result after completing of loop iterations. The for loop used buffer internally to store iterated result and when finishing all… Read More

Python

Scala

Density of Binary Tree using Level Order Traversal

Given a Binary Tree, find the density of it by doing one traversal of it.The density of binary tree is defined as: Density of Binary… Read More

tree-level-order

DSA

Queue

Tree

Check whether a subsequence exists with sum equal to k if arr[i]> 2*arr[i-1]

Given a sorted array of positive integers where arr[i] > 2*arr[i-1], check whether a sub sequence exists whose sum is equal to k.Examples: Input :… Read More

subsequence

Arrays

Competitive Programming

DSA

Greedy

Mathematical

Difference between CRT and LCD

CRT stands for Cathode Ray Tube and LCD stands for Liquid Crystal Display area unit the kinds of display devices wherever CRT is employed as… Read More

computer-graphics

Difference Between

Python | Merge first and last elements separately in a list

Given a list of lists, where each sublist consists of only two elements, write a Python program to merge the first and last element of… Read More

Python list-programs

Python

Python Programs

Kotlin Higher-Order Functions

Kotlin language has superb support for functional programming. Kotlin functions can be stored in variables and data structures, passed as arguments to and returned from… Read More

Kotlin Functions

Picked

GBlog

Kotlin

Python | Corner Detection with Shi-Tomasi Corner Detection Method using OpenCV

What is a Corner? A corner can be interpreted as the junction of two edges (where an edge is a sudden change in image brightness).… Read More

Image-Processing

OpenCV

Python-OpenCV

Python

Sum of all the levels in a Binary Search Tree

Given a Binary Search Tree, the task is to find the horizontal sum of the nodes that are at the same level.Examples: Input: Output: 6 12 24Input: Output: 6 12 12 … Read More

Arrays

Binary Search Tree

C++ Programs

Data Structures

DSA

Queue

Tree