All Hard Articles
Creating custom user model using AbstractUser in django_Restframework
Every new Django project should use a custom user model. The official Django documentation says it is “highly recommended” but I’ll go a step further and say… Read More
Django-REST
Python Django
Python Framework
Python
Web Technologies
Minimum time required to complete exactly K tasks based on given order of task execution
Given a 2D array, arr[][] of size N, each row of which consists of the time required to complete 3 different types of tasks A,… Read More
DSA
Mathematical
Matrix
Recursion
Publicis Sapient Internship Interview Experience
Publicis Sapient came (virtually) to my college during October, 2020. The process was as follows. Coding Round: The first round was a coding round conducted… Read More
Publicis Sapient
Experiences
Internship
Interview Experiences
DE Shaw Interview Experience
21 August , 2020 – DE Shaw visited VIT, Vellore for the position of Quality & Test Engineering .  The CGPA cutoff was 7.0 and… Read More
D-E-Shaw
DE Shaw
On-Campus
Experiences
Interview Experiences
Flutter – SliverAppBar Widget
SliverAppBar is a Material Design widget in flutter which gives scrollable or collapsible app-bar. The word Sliver is given to scrollable areas here. SliverAppBar basically… Read More
android
Flutter
Flutter-widgets
Android
Dart
Flutter
Python program to extract only the numbers from a list which have some specific digits
Given the elements List, extract numbers with specific digits.  Input : test_list = [3456, 23, 128, 235, 982], dig_list = [2, 3, 5, 4] Output :… Read More
Python list-programs
Python
Python Programs
Minimize cost to convert all characters of a binary string to 0s
Given a binary string, str, two integer arrays R[], and C[] of size N. Flipping all the characters from index i to R[i] requires C[i]… Read More
priority-queue
Bit Magic
DSA
Greedy
Mathematical
Queue
Sorting
Strings
PyQtGraph – Setting Image to Image View
In this article, we will see how we can set an image to the image view object in PyQTGraph. PyQtGraph is a graphics and user… Read More
Python-gui
Python-PyQtGraph
Python
Difference between 1NF and 3NF in DBMS
1. First Normal Form (1NF) : An entity that does not have any repeating columns or data groups can be termed as the First Norm.… Read More
DBMS
GATE CS
Minimize cost to convert given string into concatenation of equal substrings of length K
Given a string S of length N consisting of lowercase letters and an integer K, where N % K = 0, the task is to… Read More
Google
substring
DSA
Greedy
Hash
Pattern Searching
Strings
Airtel Wynk Interview Experience for 2021 batch (On-Campus)
Airtel Wynk visited our campus to hire FTE. There was a total of 3 rounds of interviews excluding the coding round. There was a resume… Read More
Airtel
Marketing
On-Campus
Experiences
Interview Experiences
Juspay Interview Experience for Internship | On-Campus 2020
Juspay is one of the largest firms in India in terms of providing Mobile payment solutions. Juspay visited our campus for hiring for an Internship.… Read More
Juspay
Marketing
On-Campus
Experiences
Internship
Interview Experiences
TCS CodeVita 2020 Interview Experience (Digital Offer)
Round 1(online coding): The first round was named as the Pre-Qualifier zonal round. It is a 6 hours long coding round where you have to… Read More
Marketing
TCS
TCS Codevita
TCS Digital
TCS-interview-experience
Experiences
Interview Experiences
Flutter – Slidable
Slidable in an application can be used to perform a wide range of tasks with just a simple swipe to either right or left on… Read More
android
Flutter
Flutter UI-components
Dart
Flutter
Flutter – Send Data to Screen
Interaction with the UI is an integral part of any application. But more often than not, the information needs to be sent from one screen… Read More
android
Flutter
Dart
Flutter
Caller ID Lookup using Python
Prerequisite :  Beautiful soup Requests module In this article, we are going to see how we get Caller Id information using numverify API. Numverify offers… Read More
python-utility
Web-scraping
Python
NetApp Interview Experience for 6-months Internship | Campus Placement Drive 2020 (Virtual)
Round 1: 3 coding questions and MCQ. There was a pool of questions and everyone got a different set of questions. Given a number represented… Read More
Marketing
Netapp
On-Campus
Experiences
Internship
Interview Experiences
Infosys Interview Experience for PP Role through HackWithInfy 2020
Each year Infosys organizes a competition (across the country) called HackWithInfy since 2018 for final year B.Tech students. There are 3 rounds in this competition… Read More
HackWithInfy
Infosys
Infosys-interview-experience
Experiences
Interview Experiences
AngularJS Directives Complete Reference
Directives are markers in the Document Object Model(DOM). Directives can be used with any of controller or HTML tag which will tell the compiler what… Read More
AngularJS-Directives
AngularJS
JavaScript
Web Technologies
Optimized Longest Path is NP Complete
Optimized Longest Path Problem: The optimized longest path problem states that given a graph G, of a set of vertices V and edges E, the… Read More
NP Complete
Analysis of Algorithms
DSA
Graph
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