Abhinaw Tripathi
Design Pattern- Comparison between MVC,MVP and MVVM in Android Application Development?
Comparison between MVC,MVP and MVVM in Android Application Development? I often get questions that which one is better MVC,MVP and MVVM...
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Abhinaw Tripathi
Sep 26, 20173 min read
Reverse a string in Java in 5 Different Ways?.
Reverse a string in Java in 5 Different Ways?. Ans: its very easy though and very popular question in interview.So thought of giving my...
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Abhinaw Tripathi
Sep 26, 20171 min read
Swap two Strings without using third user defined variable in Java
Ans: Given two string variables a and b, swap these variables without using temporary or third variable in Java. Use of library methods...
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Abhinaw Tripathi
Sep 26, 20172 min read
Java.util.StringJoiner in Java 8 Example
Java.util.StringJoiner in Java 8 Example Ans:I hope everybody knows about it.i am just giving my inputs on it.So StringJoiner is a...
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Abhinaw Tripathi
Sep 25, 20173 min read
Covariant return types in Java with Example
Covariant return types in Java Example Its a very trending interview question now so thought of sharing some of my inputs on it. ...
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Abhinaw Tripathi
Sep 23, 20173 min read
Null and its facts in JAVA with example
Facts about null in Java with example So let me tell you some interesting facts about null in Java Almost all the programming...
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Abhinaw Tripathi
Sep 22, 20172 min read
Question:Forward declarations in Java?
So what is Forward Declaration? Ans: A forward declaration is a declaration of an identifier (denoting an entity such as a type, a...
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Abhinaw Tripathi
Sep 13, 20173 min read
Memory Management – Mapping Virtual address to Physical addresses?
Memory Management – Mapping Virtual address to Physical addresses? Memory Management – Mapping Virtual address to Physical addresses? ...
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Abhinaw Tripathi
Sep 13, 20171 min read
length vs length() in Java
length vs length() in Java Let me give you brief about length and length(). array.length : length is a final variable applicable for...
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Abhinaw Tripathi
Sep 12, 20174 min read
Yatra.com Interview Experience | The Celebrity Problem
Yatra.com Interview Experience|The Celebrity Problem The Celebrity Problem In a party of N people, only one person is known to...
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Abhinaw Tripathi
Sep 12, 20172 min read
Word Break Problem Java Solution
Word Break Problem Java Solution Given an input string and a dictionary of words, find out if the input string can be segmented into a...
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Abhinaw Tripathi
Sep 12, 20171 min read
Trending Interview Question Puzzle | Pirates and Gems
Trending Interview Question Puzzle | Pirates and Gems Question: Seven pirates attacked the British ship and looted some rare gems from...
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Abhinaw Tripathi
Sep 12, 20171 min read
Check Whether a number is Duck Number or not java solution
Check Whether a number is Duck Number or not? A Duck number is a number which has zeroes present in it, but there should be no zero...
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Abhinaw Tripathi
Sep 12, 20171 min read
Trending Interview Puzzle | Truth and Lie Question
Trending Interview Puzzle | Truth and Lie Question There are two tribes, “Lie tribe” and “Truth Tribe”. “Lie tribe”, as per the name,...
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Abhinaw Tripathi
Sep 12, 20171 min read
Trending Puzzle in Interview | Black and White Balls
Black and White Balls Puzzle You have 20 white and 13 black balls in a bag. You pull out 2 balls one after another. If the balls are of...
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Abhinaw Tripathi
Sep 11, 20172 min read
Number of jumps for a thief to cross walls?
Number of jumps for a thief to cross walls?. A thief trying to escape from a jail. He has to cross N walls each with varying heights...
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Abhinaw Tripathi
Sep 6, 20173 min read
Main thread in Java
Main thread in Java Java provides built-in support for multithreaded programming. A multi-threaded program contains two or more parts...
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Abhinaw Tripathi
Aug 28, 20173 min read
Find a Mother Vertex in a Graph Java Solution.
Find a Mother Vertex in a Graph? What is a Mother Vertex? Ans: A mother vertex in a graph G = (V,E) is a vertex v such that all other...
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Abhinaw Tripathi
Aug 10, 20174 min read
How to stop Singleton Pattern from Reflection, Serialization and Cloning?
How to stop Singleton Pattern from Reflection, Serialization and Cloning? 1)Reflection: Reflection can be a caused to destroy singleton...
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Abhinaw Tripathi
Aug 10, 20172 min read
Design Pattern: How to design a parking lot using object-oriented principles?
How to design a parking lot using object-oriented principles? Solution: 1) The parking lot has multiple levels. Each level has multiple...
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