All Medium Articles
How to check Aadhaar number is valid or not using Regular Expression
Given string str, the task is to check whether the given string is a valid Aadhaar number or not by using Regular Expression. The valid… Read More
CPP-regex
java-regular-expression
DSA
Pattern Searching
Strings
Pass by reference vs value in Python
Developers jumping into Python programming from other languages like C++ and Java are often confused by the process of passing arguments in Python. The object-centric… Read More
python-basics
Python-Functions
Python
Hypercube Interconnection
Hypercube (or Binary n-cube multiprocessor) structure represents a loosely coupled system made up of N=2n processors interconnected in an n-dimensional binary cube. Each processor makes… Read More
Computer Organization & Architecture
Write From Home
Allowed Functional Dependencies (FD) in Various Normal Forms (NF)
Prerequisite – Functional Dependency and Attribute Closure  We all know the following:  2 NF does not allow partial dependency. 3NF does not allow transitive dependency.… Read More
DBMS-Normalization
DBMS
GATE CS
Free Running Counter
Counter is a device which stores the number of times a particular event or process has occurred. As the name suggests, a counter is a… Read More
Digital Logic
An Insight to Cloud Computing
Cloud Computing means sharing of data or resources to achieve coherence between different platforms and economies of scale. Cloud Computing is used to describe different… Read More
Cloud-Computing
Cloud Computing
Write From Home
How to Connect Two Computers with an Ethernet Cable?
The simplest method to connect two computer systems without using the internet is through an ethernet cable. Once the connection is established the two systems… Read More
Picked
Computer Subject
How To
Write From Home
Multiply N complex numbers given as strings
Given N Complex Numbers in the form of Strings, the task is to print the multiplication of these N complex numbers. Examples:  Input: N =… Read More
DSA
Mathematical
Reading Files in R Programming
So far the operations using the R program are done on a prompt/terminal which is not stored anywhere. But in the software industry, most of… Read More
Picked
R Language
Write From Home
random.setstate() in Python
Random module is used to generate random numbers in Python. Not actually random, rather this is used to generate pseudo-random numbers. That implies that these… Read More
Python-random
Python
Syntax Tree – Natural Language Processing
Natural Language Processing (NLP) is a field of study that deals with understanding, interpreting, and manipulating human spoken languages using computers. Since most of the significant… Read More
Natural-language-processing
Machine Learning
Python
Queries for elements having values within the range A to B using MO’s Algorithm
Prerequisites: MO’s algorithm, SQRT DecompositionGiven an array arr[] of N elements and two integers A to B, the task is to answer Q queries each… Read More
array-range-queries
square-root-decomposition
Algorithms
Arrays
Competitive Programming
DSA
Salesforce Interview Experience | SDE Intern (On Campus)
Round 1:It was an online test on HackerRank. It consisted of 10 MCQs based on Data structures, algorithms, Operating System and some output based questions… Read More
Marketing
On-Campus
Salesforce
Experiences
Internship
Interview Experiences
ISO Full Form
ISO stands for International Organization for Standardization but it isn’t what the .iso file extension stands for. The extension was derived out standard patented by… Read More
Picked
Full Form
MATLAB – Butterworth Highpass Filter in Image Processing
In the field of Image Processing, Butterworth Highpass Filter (BHPF) is used for image sharpening in the frequency domain. Image Sharpening is a technique to… Read More
Image-Processing
MATLAB
Computer Subject
MATLAB
Last digit of sum of numbers in the given range in the Fibonacci series
Given two non-negative integers M, N which signifies the range [M, N] where M ? N, the task is to find the last digit of… Read More
Fibonacci
series
series-sum
DSA
Mathematical
Pattern Searching
Write From Home
Count elements in first Array with absolute difference greater than K with an element in second Array
Given two arrays arr1[] and arr2[] and an integer K, our task is to find the number elements in the first array, for an element… Read More
Algorithms
Arrays
Competitive Programming
DSA
Greedy
Arrays and Strings in C++
Arrays An array in C or C++ is a collection of items stored at contiguous memory locations and elements can be accessed randomly using indices… Read More
Arrays
C++
DSA
Misc
Strings
Make sum of all subarrays of length K equal by only inserting elements
Given an array arr[] of length N such that (1 <= arr[i] <= N), the task is to modify the array, by only inserting elements… Read More
subarray
subarray-sum
Arrays
Competitive Programming
DSA
Greedy
Pattern Searching
Find N values of X1, X2, … Xn such that X1 < X2 < … < XN and sin(X1) < sin(X2) < … < sin(XN)
Given a number N, the task is to find the N integer values of Xi such that X1 < X2 < … < XN and… Read More
Aptitude
DSA
Mathematical
Pattern Searching
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