Web Reference: Apr 1, 2009 · This is how to write a very simple "hello world" using Sinatra, which is a great way to bring up a Ruby-based website without using Rails. The sample is basically the same as the Sinatra folks have on the front page of their site. Oct 3, 2019 · Ruby is a dynamic, reflective, object-oriented, general-purpose programming language. Hello World the program is the most basic and first program when we start a new programming language. Jun 7, 2022 · The shebang line is ignored by Ruby – since the line begins with a hash, Ruby treats the line as a comment. Hence, you can still run the Ruby script on operating systems such as Windows whose shell does not support shebang lines.
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