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How to create hash from string in JavaScript ?
To create a unique hash from a specific string, it can be implemented using its own string-to-hash converting function. It will return the hash equivalent… Read More
JavaScript-DSA
javascript-string
Picked
JavaScript
Web Technologies
Find the smallest positive number which can not be represented by given digits
Given an array arr[] of size 10 where arr[i] represents the frequency of the digit i. The task is to find the smallest positive number… Read More
number-digits
Arrays
DSA
Mathematical
Unidirectional Channel in Golang
As we know that a channel is a medium of communication between concurrently running goroutines so that they can send and receive data to each… Read More
Golang
Golang-Concurrency
Go Language
Cerner Interview Experience | (For Software Engineer)
On-Campus Recruitment Round 1 : HireVue Round This was a 60 minute online aptitude round consisting of two sections. Section A : Mathematical aptitude, logical… Read More
Cerner
On-Campus
Experiences
Interview Experiences
Find all unique pairs of maximum and second maximum elements over all sub-arrays in O(NlogN)
Let represent the ordered pair of the second maximum and the maximum element of an array respectively. We need to find all such unique pairs overall… Read More
subarray
Arrays
DSA
Stack
Object-Oriented Programming in Ruby | Set 1
When we say object-oriented programming, we mean that our code is centered on objects. Objects are real-life instances that are classified into various types. Let’s… Read More
Ruby-Basics
Ruby-OOP
Programming Language
Ruby
Kotlin | Class Properties and Custom Accessors
The basic and most important idea of a class is Encapsulation. It is a property to encapsulate code and data, into a single entity. In… Read More
Kotlin
Amazon Interview Experience | SDE On-Campus
Date: (11th August,2019) Round 1: Round 1 consisted of 2 coding questions and 28 MCQs. The first question was given a single dimension array and… Read More
Amazon
On-Campus
Experiences
Interview Experiences
Different Classes of CPU Registers
In Computer Architecture, the Registers are very fast computer memory which are used to execute programs and operations efficiently. This does by giving access to… Read More
Computer Organization & Architecture
Computer Subject
GATE CS
Find minimum changes required in an array for it to contain k distinct elements
Given an array arr of size N and a number K. The task is to find the minimum elements to be replaced in the array… Read More
frequency-counting
Greedy Algorithms
Arrays
Combinatorial
DSA
Greedy
Sorting
Extendible Hashing (Dynamic approach to DBMS)
Extendible Hashing is a dynamic hashing method wherein directories, and buckets are used to hash data. It is an aggressively flexible method in which the… Read More
Advanced Data Structure
Computer Subject
DBMS
DSA
Dynamic Programming
Hash
Python OpenCV | cv2.circle() method
OpenCV-Python is a library of Python bindings designed to solve computer vision problems. cv2.circle() method is used to draw a circle on any image. The… Read More
OpenCV
Python-OpenCV
Python
Equal Sum and XOR of three Numbers
Given an integer N. The task is to count the numbers of pairs of integers A and B such that A + B + N… Read More
Bitwise-XOR
Numbers
Bit Magic
C++ Programs
Competitive Programming
Data Structures
DSA
Merge K sorted Doubly Linked List in Sorted Order
Given K sorted doubly linked list. The task is to merge all sorted doubly linked list in single sorted doubly linked list means final list… Read More
doubly linked list
DSA
Linked List
Sorting
Python OpenCV | cv2.line() method
OpenCV-Python is a library of Python bindings designed to solve computer vision problems.cv2.line() method is used to draw a line on any image. Syntax: cv2.line(image,… Read More
OpenCV
Python-OpenCV
Python
Python | CAP – Cumulative Accuracy Profile analysis
CAP popularly called the ‘Cumulative Accuracy Profile’ is used in the performance evaluation of the classification model. It helps us to understand and conclude about… Read More
Machine Learning
Python
Teradata Campus Interview Experience 2019
Teradata visited our campus for recruitment for Software Engineer role. Round-1 The first round comprised of 20 MCQ questions(45 minutes) including programming logic and technical… Read More
On-Campus
Teradata
Experiences
Interview Experiences
Cognizant Interview Experience (On Campus)
Round 1:  The first round of the Interview consisted of a basic Preliminary test on English, Aptitude, Logical Reasoning and a Coding section. We were… Read More
Cognizant
Cognizant-interview-experience
On-Campus
Experiences
Interview Experiences
Move last element to front of a given Linked List | Set 2
Given a singly linked list and an integer K. The task is to append last K elements of the linked list to front. Examples: Input:… Read More
DSA
Linked List
Python | Maintaining Grocery list
Problem Statement : Make a Grocery List for super market shopping with name, price and quantity; if the list already contains an item then only update… Read More
Programming Language
Project
Python
Python Programs
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