<commit_before>module Simpleblog
  class Category < ActiveRecord::Base

    has_and_belongs_to_many :posts

    validates :title, uniqueness: true

  end
end<commit_msg>presence validation category#title<commit_after>module Simpleblog
  class Category < ActiveRecord::Base

    has_and_belongs_to_many :posts

    validates :title, uniqueness: true
    validates :title, presence: true
  end
end
{'fraction_non_alphanumeric': 0.060759493670886074, 'fraction_numerical': 0.0, 'mean_word_length': 5.0, 'pattern_counts': {'":': 0, '<': 5, '<?xml version=': 0, '>': 3, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '3289644', 'n_tokens_mistral': 121, 'n_tokens_neox': 113, 'n_words': 31}