JSON is also called java script object notation. Basically used in the computer science / software development for exchange and storing the data. JSON is a just a text format written with the java script object notation. It is lightweight data-interchange format, self-describing and language independent. As JSON is used…
In mathematics, the greatest common divisor (gcd) of two or more integers, which are not all zero, is the largest positive integer that divides each of the integers. The greatest common divisor (also known as greatest common factor, highest common divisor or highest common factor) of a set of numbers…
In mathematics Fibonacci Sequence is the series of numbers as given below 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, … The next number is found by adding up the two numbers before it: For Example : In above series 2 at index 4 is found by adding…
let keyword was introduced in the ES6. Main difference is scoping rules. Variables declared by var keyword are scoped to the immediate function body (hence the function scope) while let variables are scoped to the immediate enclosing block denoted by { } (hence the block scope). The reason why let keyword was…
Reversing an array, number, string and word is very important for interview point of view for all level of expertise. Beginner and Experienced both are asked this question again and again in interview. I will explain each one by one with working code and running it as screenshot. Problem 1…
A string prefix is a character(s) at the beginning of a string. For Example: in apple, app or ap or apps etc are prefix Problem Find the common longest prefix for strings apple, apps and appster Approach Sort all the string in alphabetical order. Find the small string Loop through…
If you are developer then you must know that looping array is a common code practice and frequently used in code. Every web developers must be expert in different kind of the loop through all the entries in an array. Below are some most used code practice for looping arrays….
As arraylist can contains duplicates element, so sometime there would be some requirement to remove the duplicate element from the list. For Example: { 10, 12, 23, 10, 2, 21, 78, 90, 12 } after removal it should like { 10, 12, 23, 2, 21, 78, 90 } We would…
We will draw half pyramids, inverted pyramids, full pyramids, inverted full pyramids, Pascal’s triangle, and Floyd’s triangle in Java Programming. Half Pyramid of * ** ** * ** * * ** * * * * Code Half Pyramid of Numbers 1 1 2 1 2 3 1 2 3 4…
A number that can divide by own or one only. For Example: 13, can be dived by only 1 and 13 only. Other prime numbers are 2, 3, 5, 7 , 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, … 947,…
Jobs that will be in demand after lock down, Its not you only the impacted, the whole world is impacted. This situation is not going to control immediately until right vaccination or medicine for treatment does not reach. [2020] So we have to learn living with this, as there is no…
If you are private professional or working in a government organization. sometime you would have think that private job is better or the goverment job is better ? Goverment employee always think about the more money in a private organization. Vice-versa Private guys always think that Goverment job is without…