Removes duplicates scrobblings in your last.fm library

remove-lastfm-duplicates.md

Remove last.fm duplicates

1. Select all code below and move this script on your bookmarks tab, rename it as you want:

javascript:(function(){var found = 0; var num = 5; var sections = Array.from(document.getElementsByTagName('tbody'));  function replaceQueryParam(param, newval, search) { var regex = new RegExp('([?;&])' + param + '[^&;]*[;&]?'); var query = search.replace(regex, '$1').replace(/&$/, ''); return (query.length > 2 ? query + '&' : '?') + (newval ? param + '=' + newval : ''); };   function gup( name, url ) { if (!url) url = location.href; name = name.replace(/[\[]/,'\\\[').replace(/[\]]/,'\\\]'); var regexS = '[\\?&]'+name+'=([^&#]*)';%20var%20regex%20=%20new%20RegExp(%20regexS%20);%20var%20results%20=%20regex.exec(%20url%20);%20return%20results%20==%20null%20?%20null%20:%20results[1];%20};%20%20sections.forEach(function%20(section)%20{%20var%20els%20=%20Array.from(section.rows);%20var%20names%20=%20els.map(function%20(el)%20{%20var%20nmEl%20=%20el.querySelector('.chartlist-name');%20var%20artEl%20=%20el.querySelector('.chartlist-artist');%20return%20nmEl%20&&%20artEl%20&&%20nmEl.textContent.replace(/\s+/g,%20'%20').trim()+':'+artEl.textContent.replace(/\s+/g,%20'%20').trim();%20});%20%20names.forEach(function%20(name,%20i,%20names)%20{%20if%20(!names.slice(i%20+%201,%20i%20+%201%20+%20num).includes(name))%20return;%20var%20delBtn%20=%20els[i].querySelector('[data-ajax-form-sets-state='deleted']');%20if%20(delBtn)%20{%20delBtn.click();%20found++;%20};%20});%20});%20%20if%20(found%20>%200)%20setTimeout(function()%20{%20location.reload();%20},%205000);%20else%20window.location%20=%20window.location.pathname%20+%20replaceQueryParam('page',%20gup('page',%20window.location.href)%20-%201,%20window.location.search);})();

2. Open your library on https://www.last.fm/user/{username}/library
3. Go to last/specific page in library
4. Click on your script bookmark
5. ?????????
6. PROFIT!!1