Learn Ruby – How To Check Whether a String Contains a Substring
The String class in Ruby comes with several built-in search methods of values within a String, but there is none with a straight name as “contains” or “search” …
Tag: ruby programming
Learn Ruby – How To Get a Random Number
Ruby has a creator of random numbers (or aleatory) already integrated into its code, which is the method rand. Since version
Learn Ruby – The Best Way to Generate a Random String
Whenever you think of the best way to do something, there are different opinions on the subject. Best in what terms? Security, speed, flexibility, code simplicity, and so …
Learn Ruby – How To Convert a String to Lower or Uppercase?
In Ruby, a String contains and manipulates an arbitrary sequence of bytes, typically representing characters. When you want to change the contents of a String in Ruby, it …
Learn Ruby – How To Check if A Value Exists in An Array?
In Ruby, as in other programming languages, an array is a list of items with an order within your code. Each item has its position in this list …
Learn Ruby – How to Write a Switch Statement?
In programming languages, a “switch statement” is a type of control mechanism used to check if the value of a variable or expression exists and what the program …