All Hard Articles

What is Transaction Processing Monitors (TPM)?

Transaction Processing Monitors are systems designed and developed in the 1970s and 1980s to support a large number of airline terminals from a single system… Read More

Picked

Computer Networks

Computer Subject

Opening Modes in Standard I/O in C/C++ with Examples

Pre-requisites: File Handling in C++ So far the operations using the C program are done on a prompt/terminal that is not stored anywhere. But in… Read More

C-File Handling

cpp-file-handling

C Language

C++

How to split a Dataset into Train and Test Sets using Python

Here we will discuss how to split a dataset into Train and Test sets in Python. The train-test split is used to estimate the performance… Read More

Picked

Python-pandas

Machine Learning

Python

How to convert categorical string data into numeric in Python?

The datasets have both numerical and categorical features. Categorical features refer to string data types and can be easily understood by human beings. However, machines… Read More

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Python-pandas

Python

Python Script to Open a Web Browser

In this article we will be discussing some of the methods that can be used to open a web browser (of our choice) and visit… Read More

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python-modules

python-utility

Python

Difference Between lapply() VS sapply() in R

A list in R Programming Language can be passed as an argument in lapply() and sapply() functions. It is quite helpful to perform some of… Read More

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R-Functions

R-List

Difference Between

R Language

C# Program to Check a Specified Type is a Pointer or not

A pointer is a variable that contains the references of another variable. Or in other words, the pointer is a variable that stores the address… Read More

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C#

C# Programs

C Program For Deleting A Node In A Linked List

We have discussed Linked List Introduction and Linked List Insertion in previous posts on a singly linked list.Let us formulate the problem statement to understand… Read More

C-programming

Linked Lists

C Language

C Programs

DSA

Linked List

Java Program for Program to cyclically rotate an array by one

Given an array, cyclically rotate the array clockwise by one. Examples: Input: arr[] = {1, 2, 3, 4, 5} Output: arr[] = {5, 1, 2,… Read More

Java Programs

Priority Queue of Maps in C++ with Examples

Priority Queue Priority queues are a type of container adapters, specifically designed such that the first element of the queue is the greatest of all… Read More

cpp-map

cpp-priority-queue

STL

C++

Matrix Multiplication in C

A matrix is a collection of numbers organized in rows and columns, represented by a two-dimensional array in C. Matrices can either be square or… Read More

C Array Programs

Paytm

C Language

C Programs

DSA

Mathematical

Matrix

School Programming

Java Program For Rotating A Linked List

Given a singly linked list, rotate the linked list counter-clockwise by k nodes. Where k is a given positive integer. For example, if the given… Read More

Accolite

Linked Lists

MakeMyTrip

rotation

DSA

Java

Java Programs

Linked List

C/C++ program to implement CHECKSUM

The Checksum is an error detection method that detected errors in data/message while it is transmitted from sender to receiver. This method is used by… Read More

C Programs

C++ Programs

Computer Networks

How to Install .NET on Linux?

.NET is a free, cross-platform, open-source developer platform for building many different types of applications. With .NET you can build various kinds of applications including… Read More

how-to-install

Picked

How To

Installation Guide

Shortest path between two points in a Matrix with at most K obstacles

Given a 2-D array matrix[][] of size ROW * COL and an integer K, where each cell matrix[i][j] is either 0 (empty) or 1 (obstacle).… Read More

BFS

Algorithms

Data Structures

DSA

Matrix

Queue

Searching

Javascript Program For Reversing A Doubly Linked List

Given a Doubly Linked List, the task is to reverse the given Doubly Linked List. See below diagrams for example. (a) Original Doubly Linked List… Read More

doubly linked list

DSA

JavaScript

Linked List

Web Technologies

MTX Group Interview Experience for SDE | On-Campus 2022

MTX visited our campus in October 2021. The drive was for 3 roles- Associate SDE, SDE and Associate ML Engineer. Round 1(Online Assessment): This round… Read More

MTX

On-Campus

Experiences

Interview Experiences

Wipro NLTH Interview Experience

Before the interview, it is mandatory to clear their test which consists of Logical reasoning, verbal, analytical, technical MCQs questions followed by a coding round… Read More

Wipro

Wipro-interview-experience

Wipro-NLTH

Experiences

Interview Experiences

Accolite Interview Experience (Pool Drive)

Accolite conducted a pool drive in Mumbai on July 2019 where few engineering colleges from Mumbai were allowed to participate. Round 1(Online Aptitude Round): This… Read More

Accolite

Experiences

Interview Experiences

Java Program for Breadth First Search or BFS for a Graph

The Breadth First Search (BFS) algorithm is used to search a graph data structure for a node that meets a set of criteria. It starts… Read More

Intellipaat

QA - Placement Quizzes-Data Interpretation

Scala-Arrays

TCS-coding-questions

Java Programs