All Medium Articles
Check if a given mobile number is fancy
Given a mobile number and some conditions for a fancy number, find if the given number is fancy. A 10-digit mobile number is called fancy… Read More
School Programming
Technical Scripter
Removing Array Element and Re-Indexing in PHP
In order to remove an element from an array, we can use unset() function which removes the element from an array and then use array_values()… Read More
PHP-array
Picked
Technical Scripter 2018
PHP
Technical Scripter
Web Technologies
Cool Technology Facts
The incredible advancement has been made by the technology over the past 20 years.The future of technology for some it is unsettling, while to others… Read More
Technical Scripter 2018
Technical Scripter
TechTips
Get K-th letter of the decoded string formed by repeating substrings
Given a string S containing letter and digit and an integer K where, and . The task is to return the K-th letter of the new string… Read More
encoding-decoding
DSA
Strings
Amazon interview experience for SDE II
Round 1 (f2f): Interviewer was very young and directly jumped into the question after introduction. Given an array find the maximum element for all the… Read More
Misc
Architecture of HBase
Prerequisites – Introduction to Hadoop, Apache HBase HBase architecture has 3 main components: HMaster, Region Server, Zookeeper.   Figure – Architecture of HBase All the 3 components are described… Read More
DBMS
Check if any permutation of N equals any power of K
Given a positive integer N and K where    and    . The task is to check whether any permutation of digits of N equals… Read More
cpp-multiset
maths-log
maths-power
permutation
Permutation and Combination
DSA
Mathematical
Least Greater number with same digit sum
Given a number represented in the form of an array such that each element of the array stores a single digit of the number. That… Read More
Technical Scripter 2018
DSA
Greedy
Mathematical
Strings
Technical Scripter
Find length of longest Fibonacci like subsequence
Given a strictly increasing array A of positive integers where,   The task is to find the length of the longest Fibonacci-like subsequence of A. If… Read More
Fibonacci
Arrays
DSA
Greedy
Hash
Mathematical
Searching
Largest factor of a given number which is a perfect square
Given a number . The task is to find the largest factor of that number which is a perfect square.Examples:  Input : N = 420Output :… Read More
maths-perfect-square
prime-factor
sieve
Technical Scripter 2018
Algorithms
Competitive Programming
DSA
Mathematical
Technical Scripter
Cross Origin Resource Sharing (CORS)
CORS (Cross-Origin Resource Sharing) is a mechanism by which data or any other resource of a site could be shared intentionally to a third party… Read More
Computer Subject
Technical Scripter
Find minimum speed to finish all Jobs
Given an array A and an integer H where and . Each element A[i] represents remaining pending jobs to be done and H represents hours left to… Read More
Binary Search
Constructive Algorithms
DSA
Mathematical
Searching
Decorators with parameters in Python
Prerequisite: Decorators in Python, Function Decorators We know Decorators are a very powerful and useful tool in Python since it allows programmers to modify the… Read More
Programming Language
Python
Face Detection using Python and OpenCV with webcam
OpenCV is a Library which is used to carry out image processing using programming languages like python. This project utilizes OpenCV Library to make a… Read More
Computer Subject
Project
Python
Python Programs
C# | Hashtable Class
The Hashtable class represents a collection of key/value pairs that are organized based on the hash code of the key. This class comes under the… Read More
CSharp-Collections-Hashtable
CSharp-Collections-Namespace
C#
Oracle Certified Java Associate (OCA) Exam Preparation
Friends! I recently appeared for OCA exam and scored 95%. Here i am sharing few techniques and exam question patterns which must be helping you… Read More
Computer Science Quizzes
Java
Java Quiz
Java 9 Features with Examples
Java is a general-purpose, high-level programming language developed by Sun Microsystems. It is concurrent, class-based, object-oriented, and specifically designed to have as few implementation dependencies… Read More
Picked
Technical Scripter 2018
Java
Technical Scripter
How to check if a key exists in a HashMap in Java
Given a HashMap and a key in Java, the task is to check if this key exists in the HashMap or not. Examples: Input: HashMap:… Read More
Java-Collections
Java-HashMap
Java-Map-Programs
Java
How to sort HashSet in Java
Given a HashSet in Java, the task is to sort this HashSet. Examples: Input: HashSet: [Geeks, For, ForGeeks, GeeksforGeeks] Output: [For, ForGeeks, Geeks, GeeksforGeeks] Input:… Read More
Java-Collections
java-hashset
Java-Set-Programs
Java
How to convert LinkedList to Array in Java?
Given a Linked List in Java, the task is to convert this LinkedList to Array. Examples: Input: LinkedList: ['G', 'e', 'e', 'k', 's'] Output: Array:… Read More
Java-Array-Programs
Java-Arrays
Java-Collections
java-LinkedList
Java-List-Programs
Java
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