code: func (t *Trending) buildAvatarURL(avatar string, exists bool) *url.URL {
  	if exists == false {
  		return nil
  	}
  
  	avatarURL, err := url.Parse(avatar)
  	if err != nil {
  		return nil
  	}
  
  	// Remove s parameter
  	// The "s" parameter controls the size of the avatar
  	q := avatarURL.Query()
  	q.Del("s")
  	avatarURL.RawQuery = q.Encode()
  
  	return avatarURL
  }
docs: // buildAvatarURL will build a url.URL out of the Avatar URL provided by Github