code: @Override
      public void setConfig(Config config) {
          String prefix = CosineSimilarityRelatedPostsFinder.class.getName();
          String categoriesFactorKey = prefix + ".categories.factor";
          String tagsFactorKey = prefix + ".tags.factor";
  
          this.size = config.get("related_posts", size);
          this.categoriesFactor = config.get(categoriesFactorKey, this.categoriesFactor);
          this.tagsFactor = config.get(tagsFactorKey, this.tagsFactor);
  
          log.debug("Set {}: {}", categoriesFactorKey, categoriesFactor);
          log.debug("Set {}: {}", tagsFactorKey, tagsFactor);
      }
docs: /* (non-Javadoc)
  @see org.opoo.press.ConfigAware#setConfig(org.opoo.press.Config)