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What is a Trackball?
A trackball is an input device that consists of a protruding exposed ball held by a socket with sensors that detect the rotation of the… Read More
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Computer Subject
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Design a Turing Machine to Generate ‘ww’ from ‘w’
Generate Turing Machine for L = {w w |- w | w∈ {a, b}}. In general, we have to double the data. For example, if… Read More
Theory of Computation
Demostrating Bidirectional Communication Using Ordinary Pipe
An ordinary pipe is one of the methods Inter-Process Communication(IPC). Ordinary pipe allows two processes to communicate with each other (mainly parent and child) in… Read More
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Amazon Interview Experience for SDE-2
I was interviewed for the Amazon SDE 2 role. Round 1 (Online Test, Hackerrank): I don’t remember the exact question but it was based on… Read More
Amazon
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Experiences
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Interview Experiences
Environment Variables in Java
In Java, Environment variables are widely used by operating systems to deliver configuration data to applications. Environment variables are key/value pairs with both the key… Read More
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Java
Minimum sum of Quotients after performing the given operation
Given an array A[] of length N, we can change the value of exactly one element of the array to any integer greater than 0,… Read More
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prefix
Suffix-Array
Arrays
DSA
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Friendship Request Validation in a Network
You have a network of individuals, each labeled with a number from 0 to n – 1. Some individuals cannot be friends due to specific… Read More
Data Structures-Graph
union-find
DSA
Graph
Understanding Cookies in Web Browsers
The Cookie is a small message from a web server passed to the user’s browser when you visit a website. In other words, Cookies are… Read More
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Geeks Premier League
Web Browsers
American Express Interview Experience For SDE (Off-Campus)
Interview Experience and TimelineInterview Process Duration: two rounds of online interviews.Application: for positions on August 1, 2023, through the company’s job portal.Initial Response: On August… Read More
American Express
Off-Campus
Experiences
Interview Experiences
CISCO Interview experience For Summer Intern (Off-campus)
It started with Code with Cisco, after giving OA for code with Cisco my team was not selected for further off-campus hackathons, but after some… Read More
Cisco
Off-Campus
Experiences
Interview Experiences
Check if encrypted information remains confidential during its Validity Period
Given an array key of size n, instruction count representing the number of keys a hijacker can test per second, during a total validity period… Read More
cpp-unordered_map
Goldman Sachs
Java-HashMap
math
python-map
DSA
Map
Mathematical
Dockerizing a Python Flask Application with a Database
Applications are packaged, distributed, and run via Docker within Docker containers throughout the process of “dockerizing”. The exact environment and dependencies must be installed in… Read More
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DevOps
Docker
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Placement of magical box on road to collect the maximum number of magical balls
There is a road which denotes the x-axis. Geek is at the start of the road (at origin). He has N magical balls. The balls… Read More
Arrays
Competitive Programming
DSA
Mathematical
IBM Interview Experience For Software Developer Internship (On-Campus) 2023
IBM visited our campus at the end of September for the role of Software Developer. (Internship + Fulltime) There were a total of 3 rounds.… Read More
IBM
On-Campus
Experiences
Internship
Interview Experiences
Identify the Most Strongest Programmer
There are N Players in a Game and you have given M pieces of information about their superiority. The ith information ( infromation[i] = {Ai,… Read More
DFS
top-dsa-problems
DSA
Graph
What is the difference between Tornado and django
IntroductionTornado and Django are both powerful Python web frameworks used for web development. However, they serve different purposes and have distinct features. This article aims… Read More
Picked
Python
HP Interview Experience
HP’s first step in the interview process would be WRITTEN TEST It consists of Aptitudes like reasoning, quants, and verbal other than technical questions one… Read More
HP
Experiences
Interview Experiences
DXC Technology Interview Experience (On-campus)
DXC conducted its virtual hiring drive on our campus in the month of August for the 2024 passing out batch (final year students) . Its… Read More
DXC Technology
On-Campus
Experiences
Interview Experiences
ION Trading Interview experience for Developer
ION Group visited our campus in August last week. It was a pool campus drive. The eligibility Criteria were 7.5+ CGPA and CSE, and ECE… Read More
ION Trading
Experiences
Interview Experiences
Return an Image in FastAPI
FastAPI is a Python web framework that makes it easy to build APIs quickly and efficiently. Returning an image is a common requirement in web… Read More
FastAPI
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Python
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