Explain the role of modules and mixins in ruby?

1

What is the logic to reverse the array?

954

How can you replace the characters from a string and save the number of replacements?

962

What are different types of encoding?

1115

How to check dependency of table in postgresql?

902

Which command is used to restrict incoming messages?

1148

What is meant by html5?

891

Why is there no polymorphic-type response from a create () or find () method?

1034

write a script for allinterview-submit Question first we've to select Choose Category,second select Sub- Category(Which is comes in to runtime)third select Question Type.for that give some descriptive and vb script

1852

Explain modules in node js?

622

What is syscat in db2?

1072

What are the different types of controllers?

1128

What exactly is a web service?

698

Mention some of the useful plugins in Jenkin?

5

What is the difference between aggregate table and materialized view?

1140