seph questions

seph answers

• How to select the first increasing values from Ruby array without enumerating every value?
• Count elements in array of arrays
• Alternatives to global variables
• How to read a large text file line-by-line and append this stream to a file line-by-line in Ruby?
• Adding a newline to a file
• fast approximate string matching in a large array in ruby
• split array to sub array by step in Ruby
• Efficient way (in Ruby), to determine largest matching sequence in an array/string?
• \' (backslash, single quote) in a Ruby string
• In Ruby how to put multiple lines in one guard clause?