All Medium Articles

Solving Linear Regression in Python

Linear regression is a common method to model the relationship between a dependent variable and one or more independent variables. Linear models are developed using… Read More

ML-Regression

Machine Learning

Python

What is RC4 Encryption?

RC4 means Rivest Cipher 4 invented by Ron Rivest in 1987 for RSA Security. It is a Stream Ciphers. Stream Ciphers operate on a stream… Read More

cryptography

Picked

Computer Subject

User-Based Collaborative Filtering

User-Based Collaborative Filtering is a technique used to predict the items that a user might like on the basis of ratings given to that item… Read More

data mining

data-science

Data Science

Machine Learning

Difference between Chosen and Select2 in JavaScript

In this example, we will explain the Chosen and Select2 plug-in of JavaScript and highlights the key differences between both. Before we dwell on the… Read More

JavaScript-Misc

JavaScript

Web Technologies

What is Sublist3r and How to Use it?

Sublister is a tool designed in python and uses OSINT in order to enumerate subdomains of websites. It helps pen-testers in collecting and gathering subdomains… Read More

Linux-Unix

Min difference between maximum and minimum element in all Y size subarrays

Given an array arr[] of size N and integer Y, the task is to find a minimum of all the differences between the maximum and… Read More

cpp-stack

sliding-window

subarray

Arrays

Competitive Programming

DSA

Searching

Stack

Min operations to reduce N to 1 by multiplying by A or dividing by B

Given a number N and two integers A and B, the task is to check if it is possible to convert the number to 1… Read More

Maths

Numbers

C++

C++ Programs

C/C++ Puzzles

Competitive Programming

DSA

Greedy

Mathematical

Median of sliding window in an array | Set 2

cpp-unordered_set-functions

median-finding

sliding-window

Advanced Data Structure

Competitive Programming

Data Structures

DSA

Mathematical

Searching

Sorting

Tree

Reverse a subarray to maximize sum of even-indexed elements of given array

Given an array arr[], the task is to maximize the sum of even-indexed elements by reversing a subarray and print the maximum sum obtained. Examples: … Read More

subarray

Arrays

DSA

Dynamic Programming

How to find the int value of a string in Python?

In Python, we can represent an integer value in the form of string. Int value of a string can be obtained by using inbuilt function… Read More

Picked

python-basics

Python-Built-in-functions

Python

Minimum distance between any most frequent and least frequent element of an array

Given an integer array arr[] of size N, the task is to find the minimum distance between any most and least frequent element of the… Read More

frequency-counting

HashSet

HashTable

Arrays

DSA

Greedy

Searching

Sorting

Check if frequency of each element in given array is unique or not

Given an array arr[] of N positive integers where the integers are in the range from 1 to N, the task is to check whether… Read More

frequency-counting

HashTable

Arrays

DSA

Greedy

Hash

Mathematical

School Programming

Generalized Fibonacci Numbers

We all know that Fibonacci numbers (Fn) are defined by the recurrence relation Fibonacci Numbers (Fn) = F(n-1) + F(n-2) with seed values F0 = 0 and… Read More

DSA

Dynamic Programming

Mathematical

Matrix

How to create a Heart using C Graphics

Prerequisite: graphics.h, How to include graphics.h? The task is to write a C program to draw a Heart using graphics in C. Approach: To run… Read More

c-graphics

computer-graphics

C Programs

School Programming

HTML DOM createObjectURL() method

The createObjectURL() method creates a DOMString containing a URL representing the object given in the parameter of the method. The new object URL represents the… Read More

HTML-DOM

HTML

JavaScript

Web Technologies

HTML DOM revokeObjectURL() method

The URL revokeObjectURL() method releases an existing object URL which was created by using URL createObjectURL(). This method is called when you are finished using… Read More

HTML-DOM

HTML

JavaScript

Web Technologies

Dart – Getters and Setters

Getters and Setters, also called accessors and mutators, allow the program to initialize and retrieve the values of class fields respectively. Getters or accessors are… Read More

Dart

General Steps of Software Testing Process

These are 11 steps software testing process is an experience based practical approach for solution to test assignment. These are explained as following below. Step-1:… Read More

Software Testing

Software Engineering

What is Proxy Server?

A proxy server refers to a server that acts as an intermediary between the request made by clients, and a particular server for some services… Read More

Cloud-Computing

Computer Networks

PostgreSQL – Variables

In PostgreSQL, a variable is a meaningful name for a memory location. A variable holds a value that can be changed through the block or function. A variable… Read More

postgreSQL-basics

PostgreSQL