紀伊国屋Bookweb個別ページから

const isbn=document.querySelector('*[content^=isbn]').textContent.split('：')[1];window.open("htt...

list global props of content-scripts

{const sandbox=document.body.appendChild(document.createElement('iframe')).contentWindow
console....

w/ "{title} {url}" format. easy copyable title/url box; click to copy, double-click outer to close

(()=>{'use strict';const tag=(name,props={},children=[])=>{const e=Object.assign(document.createE...

javascript:(function(){document.querySelectorAll('#main a').forEach(function(element,index){conso...

enforce English page w/o login/sign-in

(()=>{'use strict';const url=new URL(location.href);const langQuery=new Set(['hl','lang',]);[...l...

choice English page w/o login/sign-in

(()=>{'use strict';const url=new URL(location.href);const langQuery=new Set(['hl','lang',]);[...u...

get Signed INT32 max value 2147483647 w/ DOM API

(()=>{'use strict';const wall=document.head||document.body||document.documentElement;const sandbo...

my bookmarklet

nz='';$('.task__name-inner').each(function(){nz+=$(this).text()+'\n';});$('#logo').append('<texta...

Hatena Haiku spam filter

(async()=>{'use strict';if(window.self!==window.top)return;const controller=new AbortController()...

extremely smooth scrolling by Vanilla JS/CSS

(()=>{'use strict';const y=Math.max(...[window.pageYOffset,window.scrollY,document.documentElemen...

smooth scrolling by Vanilla; for jQuery.animate() lover

(()=>{'use strict';const y=Math.max(...[window.pageYOffset,window.scrollY,document.documentElemen...

get Hatena Haiku spam keywords abstract

(async()=>{'use strict';const KEYWORD_FILTER='https://haikuantispam.lightni.ng/api/recent_keyword...

what is the origin of GigaViewer

new WeakSet(...[...document.body.querySelectorAll('img.page-image')].map(img=>[...img.attributes]...

tiny inspector

(()=>{'use strict';const log=console.log;document.body.addEventListener('click',evt=>{log(documen...

reset pointed element font size

(()=>{'use strict';const body=document.body;body.style.cursor='zoom-in';const hist=new Map();cons...

reset font size/family

(()=>{'use strict';const wall=document.head||document.body;wall.append(Object.assign(document.cre...

de-color to scanned printable recycled colored paper

(()=>{const style=document.body.style;style.filter?style.filter='':style.filter=['grayscale(1)','...

strictly Chrome/ium well-fullscreen on LXDE or Other DE on Ubuntu

(()=>{'use strict';class NotImplementedError extends ReferenceError{}const fullscreen='fullscreen...

open artwork on spotify.com

(()=>{'use strict';const coverart=document.body.querySelector('.cover-art-image');const link=(cov...

append Fragment Identifier links

(()=>{'use strict';{const wall=document.head||document.body||document.documentElement;wall.append...