{"description":"I posted a ticket but it was rejected as a sapn. So I wrote it my blog and linked it. Trac ErrorSubmission rejected as potential spam (Akismet says content is spam) http://bugs.jquery.com/newticket http://bugs.jquery.com/ticket/9776 - \".\\\" is a completely valid CSS selector.CSS Validator Result: htt\u2026","blog_title":"m2","title":" jQuery can't select elements by completely valid CSS selector \"$('.\\\\')\" but makes unwished DOM element","author_url":"https://blog.hatena.ne.jp/miya2000/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmiya2000.hatenadiary.org%2Fentry%2F20110707%2Fp0\" title=\" jQuery can&#39;t select elements by completely valid CSS selector &quot;$(&#39;.\\\\&#39;)&quot; but makes unwished DOM element - m2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","categories":["jQuery"],"height":"190","author_name":"miya2000","image_url":null,"published":"2011-07-07 00:00:00","version":"1.0","type":"rich","blog_url":"https://miya2000.hatenadiary.org/","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","url":"https://miya2000.hatenadiary.org/entry/20110707/p0"}