Order of Constructor/ Destructor Call in C++
Prerequisite: Constructors Whenever we create an object of a class, the default constructor of that class is invoked automatically to initialize the members of the… Read More »
Left-Child Right-Sibling Representation of Tree
An n-ary tree in computer science is a collection of nodes normally represented hierarchically in the following fashion. The tree starts at the root node.… Read More »
Count subsets having distinct even numbers
Given a sequence of n numbers. The task is to count all the subsets of the given set which only have even numbers and all… Read More »
Print common characters of two Strings in alphabetical order
Given two strings, print all the common characters in lexicographical order. If there are no common letters, print -1. All letters are lower case. Examples:… Read More »
Removing stop words with NLTK in Python
The process of converting data to something a computer can understand is referred to as pre-processing. One of the major forms of pre-processing is to… Read More »
Polymorphism in C++
The word polymorphism means having many forms. In simple words, we can define polymorphism as the ability of a message to be displayed in more… Read More »
Find free disk space using Java
There are a few method calls in java that can be utilized to get the space related information about a disk drive. These methods used… Read More »
Different ways to create objects in Java
As you all know, in Java, a class provides the blueprint for objects, you create an object from a class. There are many different ways… Read More »
Amazon Interview Experience | Set 350 (For SDE I)
Round 1 ( Coding Round + MCQs ): Platform : Hackerearth Maximum 0 flipping subarray Find a tour that visits all stations The test cases… Read More »
Primality Test | Set 4 (Solovay-Strassen)
We have already been introduced to primality testing in the previous articles in this series. Primality Test | Set 1 (Introduction and School Method) Primality… Read More »
Tangents between two Convex Polygons
Given two convex polygons, we need to find the lower and upper tangents to these polygons. As shown in the figure below, and show upper… Read More »
Random vs Secure Random numbers in Java
Prerequisite: Generating Random numbers in Java java.security.SecureRandom class: This class provides a cryptographically strong random number generator (RNG). A cryptographically strong random number minimally complies with… Read More »
Partitioning a linked list around a given value and If we don’t care about making the elements of the list “stable”
Given a linked list and a value x, partition a linked list around a value x, such that all nodes less than x come before… Read More »
Output of Java program | Set 17
1) What is the output of following program? filter_none edit close play_arrow link brightness_4 code public class Test { private static float temp() { public… Read More »
SQL | Case Statement
Control statements form the heart of most languages since they control the execution of other sets of statements. These are found in SQL too, and… Read More »
