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Integers and floats in ruby

Numbers in ruby are divided in to integers and floating point number and they are called Decimal numbers.You can do all kinds of mathematic operations in ruby.

These are integer operation Bignum and fixnum are two subclass of integers


Floating numbers are decimal numbers always returns a floating number.

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creating first go program

for creating go program open your editor and paste this code, and save it as filename.go for example helloworld.go

package main import "fmt" func main() { fmt.Println("Hello, 世界") }
I will explain these codes in details for now , we will look how to run these code.

to run type go run helloworld.go  in terminal , we get


you can try golang online as well , golang