switch value of variables a and b, without using 3rd variable.
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Detailed Javascript and Angular questions. Including REST API and promises, asyc/await, fetch..
basic JavaScript qs
Java Spring related questions
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Data stucture and algo question combining hash, lists, sorting and logic, more on the real world application side of these things, than theory.
Round 1 Q1 Given a log file with list of tuples(TIMESTAMP, USER, PAGE_TYPE) where page type being the page visited. Form sequence of pages the user had visited and then find the most common sequence. The question was later changed to form triplets of sequences. e.g if the sequence is A->B->C->D->E->F, the triplet sequences would be A B C B C D D E F and then find the most common sequence.
1. Class A has variable a, Class B extends from A which has b, Class C extends from Class B which has c. Set values for those variables. Write a clone method which returns a deep copy. For example ClassA a = new ClassC(5); which will print 5,4,3 set by constructors in those classes. ClassA x = a.myClone(); x.print() should also print 5,4,3.
Write a web based system using Heroku and AWS SDK using Route53
If there is problem in Welding Fluctuation , then how will you overcome it?
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