Output of C Program | Set 29

Question 1 How many times main() will get called? Answer : Infinite loop Description : There is no condition in the main() to stop the recursive calling of the main() hence it will be called infinite no of times. Question 2 Guess the output of the following program : Answer : x and y are… Read More »

OpenCV Python Program to analyze an image using Histogram

In this article, image analysis using Matplotlib and OpenCV is discussed. Let’s first understand how to experiment image data with various styles and how to represent with Histogram. Prerequisites: OpenCV matplotlib Importing image data import matplotlib.pyplot as plt #importing matplotlib The image should be used in a PNG file as matplotlib supports only PNG images.… Read More »

Comparing Intel i3, i5 and i7 processors

Do you often get confused with the Intel’s processor line-up? Ever wondered which chipset is best for your requirements? Which is more compatible with your needs? One should look beyond the Core i branding and check the number of cores, Clock Speed, Turbo Boost and Hyper-Threading to truly understand the magnitude of power it generates.… Read More »

Java.lang.Character.Subset Class in Java

Character.Subset Class represents particular subsets of the Unicode(standards using hexadecimal values to express characters – 16bit) character set. The subset, it defines in Character set is UnicodeBlock. Declaration : public static class Character.Subset extends Object Constructors : protected Character.Subset(String str) : Constructs new subset instance. Methods: equals() : java.lang.Character.Subset.equals() tells wheteher the two Subset Object… Read More »


The INTERSECT clause in SQL is used to combine two SELECT statements but the dataset returned by the INTERSECT statement will be the intersection of the data-sets of the two SELECT statements. In simple words, the INTERSECT statement will return only those rows which will be common to both of the SELECT statements. Pictorial Representation:… Read More »