Center element of matrix equals sums of half diagonals
Given a matrix of odd order i.e(5*5). Task is to check if the center element of the matrix is equal to the individual sum of… Read More »
Category Archives: Misc
IntStream mapToDouble() in Java
IntStream mapToDouble() returns a DoubleStream consisting of the results of applying the given function to the elements of this stream. Note : IntStream mapToDouble() is… Read More »
Activation Functions
To put in simple terms, an artificial neuron calculates the ‘weighted sum’ of its inputs and adds a bias, as shown in the figure below… Read More »
Dependency Inversion Principle (SOLID)
Let’s understand one of the key principles of SOLID principles group namely, Dependency inversion principle. Dependency inversion principle is one of the principles on which… Read More »
IntStream flatMap(IntFunction mapper) in Java
IntStream flatMap(IntFunction mapper) returns a stream consisting of the results of replacing each element of this stream with the contents of a mapped stream produced… Read More »
Find product of prime numbers between 1 to n
Given a number n, we need to find the product of all prime numbers between 1 to n. Examples: Input: 5 Output: 30 Explanation: product… Read More »
DFA in LEX code which accepts even number of zeros and even number of ones
Lex is a computer program that generates lexical analyzers, which is commonly used with the YACC parser generator. Lex, originally written by Mike Lesk and… Read More »
Swift Programming Language
Swift is a general-purpose, multi paradigm, object-oriented, functional, imperative and block structured language. Swift is the result of latest research on programming languages and is… Read More »
array::size() in C++ STL
Array classes are generally more efficient, light-weight and reliable than C-style arrays. The introduction of array class from C++11 has offered a better alternative for… Read More »
PHP | Get PHP configuration information using phpinfo()
PHP provides us with a built-in function phpinfo() which gives us the details about the PHP version and PHP configuration of PHP installed in our… Read More »
Self Organizing List : Transpose Method
Self Organizing list is a list that re-organizes or re-arranges itself for better performance. In a simple list, an item to be searched is looked… Read More »
GATE CS 2018 Mock Tests
To help you gauge your preparation, GeeksforGeeks has come again with the GATE CS 2018 MOCK Tests for a pre GATE experience before real GATE.… Read More »
PHP | is_finite(), is_infinite(), is_nan() Functions
Given any numerical value, it can be classified into 3 different classes such as Finite Number, Infinite Number and Not a Number or commonly known… Read More »
Happy New Year!
Lets us begin this new year with the resolution to solve at least one programming problem every day! How to begin with Competitive Programming? Top… Read More »
Nutanix Interview Experience | Set 4
Round 1: 3 Questions Q1. https://www.geeksforgeeks.org/program-for-nth-fibonacci-number/ Q2. Broadcast Tree Algorithm and its order given at http://mpitutorial.com/tutorials/mpi-broadcast-and-collective-communication/No code for it. Q3. Given an array of billion… Read More »
