Ruby

scmuser created the topic: A simple Ruby method to send email A simple Ruby method to send email [code language=”css”] require ‘net/smtp’ def send_email(to,opts={}) opts[:server] ||= ‘localhost’ opts[:from] ||= ’email@example.com’ opts[:from_alias] ||= ‘Example Emailer’ opts[:subject] ||= “You need to see this” opts[:body] ||= “Important stuff!” msg = <<END_OF_MESSAGE From: #{opts[:from_alias]} <#{opts[:from]}> To: <#{to}> Subject: #{opts[:subject]}…

scmuser created the topic: Add each array element to the lines of a file in ruby Add each array element to the lines of a file in ruby Either use Array#each to iterate over your array and call IO#puts to write each element to the file (puts adds a record separator, typically a newline character):…

scmuser created the topic: What is the way to iterate through an array in Ruby? What is the way to iterate through an array in Ruby? This will iterate through all the elements: [code language=”css”] array = [1, 2, 3, 4, 5, 6] array.each { |x| puts x } Prints: 1 2 3 4 5…

scmuser created the topic: Short Notes – Ruby Arrays- Insert, Append, length, Index, Removed Short Notes – Ruby Arrays- Insert, Append, length, Index, Removed Create a Ruby Array [code language=”css”] letters = Array.new letters = [] letters = Array.new() letters = letters = Array.new(3) ( Define how many elements you array would be) letters =…

scmuser created the topic: Common ways to read a file in Ruby? [code language=”css”] File.open(“my/file/path”, “r”) do |f| f.each_line do |line| puts line end end # File is closed automatically at end of block [/code] It is also possible to explicitly close file after as above (pass a block to open closes it for you):…

scmuser created the topic: How to process every line in a text file with Ruby Example 1 [code language=”css”] # ruby sample code. # process every line in a text file with ruby (version 1). file=’GettysburgAddress.txt’ File.readlines(file).each do |line| puts line end [/code] Example 2 [code language=”css”] # ruby sample code. # process every line…