Reverse a string
Developer Big Data Interview Questions
730,777 developer big data interview questions shared by candidates
On the interview I had to code an example with PHP and as they were watch me develop.
Why the potholes have circular opening?
If I have a jar with 1000 coins and one is double headed and I pick one coin randomly and flip 10 heads what is the probability it is the double headed coin?
aptitude questions, logical ability, data interpretation,reading comprehention
Given an integer, re-arrange the integer such that first and last digit will be at first and second, second and second last digit will be at third and fourth position from left of the re-arranges integer and so on. Example: Input -> 12345678, Output -> 18273645 Input -> 1234567, Output -> 1726354
How to convert an Optional string to integer without throwing exception
Question: Given a string comprising of all words of a text book. Find out the no of individual strings and their occurrences.
find number of 1's in a number
if i type character 'A' in text file and save it, what will be size of the file
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