Ruby / Rails Code Snippets

Reading from an INI

This reads information from an ini file <br><BR> Now to get this to work, make an ini file called hello.ini in a folder called hello from your main ruby directory, place this..

Print Exception Class Hieararchy

Prints an indented exception class hiearchy.

substitute strings in files

Uses a list of regular expressions and replacement strings to make changes in text files. Put in file "edit-all.rb" and run with ruby edit-all.rb *.txt Now accepts the..

sorting

How to sort an array of strings.

add method to class

This time a greeting is printed using an object-oriented approach.

Creating a Function

This is a very simple Ruby snippet that creates an unnecessary function.