All Hard Articles
How to Change the Background Color After Clicking the Button in Android?
In this article, we will see how we can change the background of the screen by clicking a button. For this, we will be using… Read More
Android-Button
Android
Java
Minimize total time taken by two persons to visit N cities such that none of them meet
Given an array arr[] of size N, where arr[i] is the time required to visit ith city, the task is to find the minimum total… Read More
array-traversal-question
Arrays
DSA
Mathematical
Searching
Activity selection problem with K persons
Given two arrays S[] and E[] of size N denoting starting and closing time of the shops and an integer value K denoting the number… Read More
Greedy Algorithms
interview-preparation
Technical Scripter 2020
Arrays
DSA
Greedy
Sorting
Technical Scripter
Print distinct absolute differences of all possible pairs from a given array
Given an array, arr[] of size N, the task is to find the distinct absolute differences of all possible pairs of the given array. Examples:… Read More
Arrays
C++ Programs
Competitive Programming
CS - Placements
DSA
Mathematical
Searching
How to send one or more files to an API using axios in ReactJS?
Assuming that you want to send multiple files from the front-end, i.e., the React app, to the server using Axios. For that, there are two… Read More
Picked
ReactJS
Web Technologies
InfoCusp Interview Experience for Machine Learning Engineer
Applied off-campus for the post of Machine learning Engineer. There are a total of 8 rounds. 4 ML rounds, 2 software rounds, 1 HR, and… Read More
InfoCusp
Experiences
Interview Experiences
BNY Mellon Interview Experience (Off-Campus)
I got the interview opportunity through the “Code Divas Diversity Challenge 2020” organized by BNY Mellon on HackerEarth. There were 4 coding questions. The time… Read More
BNY Mellon
Off-Campus
Experiences
Interview Experiences
How To Make Stripplot with Jitter in Altair Python?
Prerequisites: Altair Altair is a statistical data visualization library in python which is based on Vega and Vega-Lite visualization grammars. A Stripplot is used for… Read More
Picked
Python-Altair
Technical Scripter 2020
Python
Technical Scripter
Changing Background Color Using ActionListener in JShell in Java
The Java Shell tool (JShell) is an interactive tool for learning the Java programming language and prototyping Java code. JShell is a Read-Evaluate-Print Loop (REPL),… Read More
java-jshell
Java
Java Programs
Java Program to Remove Duplicate Entries from an Array using TreeSet
Features of TreeSet is the primary concern it is widely used in remove duplicates in the data structure as follows: TreeSet implements the SortedSet interface.… Read More
Java-Collections
java-treeset
Picked
Java
Java Programs
Convert Array to LinkedList in Java
Array is contiguous memory allocation while LinkedList is a block of elements randomly placed in the memory which are linked together where a block is… Read More
Java-Arrays
Java-Collections
java-LinkedList
Picked
Technical Scripter 2020
Java
Java Programs
Technical Scripter
Java Program to Implement SynchronousQueue API
SynchronousQueue is a special blocking queue with no internal capacity. It helps in exchange data or information between threads in a thread-safe manner. SynchronousQueue has… Read More
Picked
Java
Java Programs
Design Background color changer using HTML CSS and JavaScript
Background color changer is a project which enables to change the background color of web pages with ease. There are color boxes on a web… Read More
JavaScript-Projects
Technical Scripter 2020
JavaScript
Technical Scripter
Web Technologies
Class 11 RD Sharma Solutions- Chapter 23 The Straight Lines- Exercise 23.2
Question 1. Find the equation of the line parallel to the x-axis and passing through (3, -5). Solution:  Let the equation of line be:  y… Read More
Picked
RD Sharma Class-11
Technical Scripter 2020
Class 11
Mathematics
RD Sharma Solutions
School Learning
Technical Scripter
Considerations for a Reliable Network
In this article, we will discuss what are essential things to be taken care of while building a network. The Network must support a wide… Read More
Technical Scripter 2020
Technical Scripter
Accolite Digital Pvt. Ltd. Interview Experience for FTE+Internship | On-Campus 2020
I’ll be sharing my experience about the recruitment process I went through for Accolite Digital in the month of September 2020. In the end, I… Read More
Accolite
On-Campus
Experiences
Internship
Interview Experiences
Class 12 RD Sharma Solutions- Chapter 11 Differentiation – Exercise 11.8 | Set 2
Question 11: Differentiate sin-1(2x√(1-x2)) with respect to tan-1(x/√(1-x2)) if -1/√2<x <1/√2. Solutions: Let u = sin-1(2x√(1-x2)) Substitute x = sin θ ⇒ θ = sin-1x… Read More
Picked
RD Sharma Class-12
Technical Scripter 2020
Class 12
Mathematics
RD Sharma Solutions
School Learning
Technical Scripter
Class 12 RD Sharma Solutions- Chapter 11 Differentiation – Exercise 11.8 | Set 1
Question 1: Differentiate x2 with respect to x3. Solution: Let u = x2, and let v = x3 Differentiating u with respect to x, du/dx… Read More
Picked
RD Sharma Class-12
Technical Scripter 2020
Class 12
Mathematics
RD Sharma Solutions
School Learning
Technical Scripter
How to Upgrade R Installation to R 4.0 on Windows?
R is a programming language and free software environment for statistical computing and graphics supported by the R Foundation for Statistical Computing. The R language… Read More
R-basics
Programming Language
R Language
Angular Material Basic Card Section
Angular Material is a UI component library which is developed by Google so that Angular developers can develop modern applications in a structured and responsive… Read More
Angular-material
Picked
AngularJS
CSS
Web Technologies
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