Excel
Reading Excel in Ruby With Roo and Caxlsx for Writing
Read xlsx files in Ruby with Roo, including headers, typed cells, dates and streaming, and write workbooks with Caxlsx, with notes for Rails uploads.
7 min read
Tag
ruby
4 posts
JSON
Reading JSON in Ruby With the json Gem and Its Options
JSON.parse in Ruby 3.4 with json 2.9.1: symbolized keys, big numbers, NaN, comments that parse by default, max_nesting 100, create_additions and errors.
6 min read
XML
Reading XML in Ruby With Nokogiri and Strict Parsing
Parse XML in Ruby with Nokogiri: xpath and at_xpath, BigDecimal for money, namespaces, strict versus lenient parsing, the noent option and Reader streaming.
6 min read
CSV
Parsing CSV in Ruby With the CSV Library and Its Converters
Parse CSV in Ruby 3.4 with the csv gem: the Gemfile LoadError, a numeric converter that read 02134 as 1116, nil versus empty strings, and timings.
10 min read