The two @ characters at the beginning of the variable name is called class variable. See an example below: @@date_today
Category: Interview Question
What is the use of super keyword?
The super keyword calls a method with the same name in the ancestor or ‘super’ class. If the super keyword
How to define class and create objects in Ruby programming?
In Ruby programming, defining class is very simple it is very much similar as in most of OOPs language, simply
Core Java : Exception Handling interview question
1. What is an exception? An exception is an event, which occurs during the execution of a program, and disrupts the normal
What is PMI and RI?
PMI stands for Precoding Matrix Indicator. PMI – UE reports PMI, RI in PUCCH (or PUSCH) in which it indicates to
What is ETWS and CMAS?
ETWS stand for Earthquake and Tsunami Warning System. This is a public warning system with the purpose to broadcast emergency
What is the use of new and initialize in Ruby Programming?
When a class contains a method named initialize this is automatically called when an object is created using the new
Q94 What is volatile variable in C? Where we use volatile variable?
volatile variable in c Volatile is a qualifier that is applied to a variable when it is declared. It tells
Q90 What is bit field in C?
Bit fields in C In order to save the memory bits are packed in integer is called bit fields. In