find duplicate character in string
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Given a large file that does not fit in memory (say 10GB), find the top 100000 most frequent phrases. The file has 50 phrases per line separated by a pipe (|). Assume that the phrases do not contain pipe. Example line may look like: Foobar Candy | Olympics 2012 | PGA | CNET | Microsoft Bing …. The above line has 5 phrases in visible region.
they are asking in-depth about the core java,like internals of substring
basic Java questions
Topics about core Java, Spring, Spring Boot Framework, Kafka, automation testing,
Core Java diff btw == and equals Abstraction and Encapsulation Diff btw double and Double
write a program for string reversal eg. if input is "abcd" then output should be: dcba why do we use enum when constants are there? Questions about the SpringBoot? Spring, SpringBoot, Hibernate, JDBC annotations Where do be mention the hibernate db connection details. Question on mvc architecture get, put, post methods Question on microservices Question on webservices Question on git commands Question on git: how to push the changes to upper stages like uat, and prod switch case vs if else which to use collection vs map list vs all types of maps hibernate questions hql what is dialect in hibernate junit annotations java 11 features java 8 features rest, oops concepts
what is abstract class in java?
How object is created in database when you try to fetch employee data from db?
What are SOLID principle? What are the differences between REST and SOAP APIs?
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