https://coru.cc/coruhttps://publishing-notes.coru.cc/en/publishing-notes/website-changes-not-showing/Separate an unpublished change from browser, CDN and service-worker caching. Use a version marker, response checks and a tested old-CSS example.https://publishing-notes.coru.cc/en/publishing-notes/website-changes-not-showing/Wed, 21 Oct 2026 00:00:00 +0000https://publishing-notes.coru.cc/en/publishing-notes/rss-feed-not-updating/Diagnose a missing RSS update or failed subscription with six controlled examples: wrong response, XML escaping, item IDs, time zones and feed discovery.https://publishing-notes.coru.cc/en/publishing-notes/rss-feed-not-updating/Wed, 21 Oct 2026 00:00:00 +0000https://publishing-notes.coru.cc/en/publishing-notes/too-many-redirects-loop-check/Diagnose ERR_TOO_MANY_REDIRECTS with a browser trace and curl GET: separate loops, long chains, cookies and proxy HTTPS conflicts.https://publishing-notes.coru.cc/en/publishing-notes/too-many-redirects-loop-check/Wed, 21 Oct 2026 00:00:00 +0000https://publishing-notes.coru.cc/en/publishing-notes/fix-horizontal-scroll-mobile/Find the element making a page wider than a phone. Fix image, text and flex or grid sizing, keep tables usable, and retest without hiding missing content.https://publishing-notes.coru.cc/en/publishing-notes/fix-horizontal-scroll-mobile/Wed, 21 Oct 2026 00:00:00 +0000https://publishing-notes.coru.cc/en/publishing-notes/link-preview-image-missing/Diagnose a missing or wrong link preview: inspect Open Graph tags, image GET responses, duplicate metadata and service caches with six tested examples.https://publishing-notes.coru.cc/en/publishing-notes/link-preview-image-missing/Wed, 21 Oct 2026 00:00:00 +0000https://publishing-notes.coru.cc/en/publishing-notes/check-page-with-keyboard/Use Tab, Shift+Tab, Enter, Space and Escape to find missing controls, invisible focus and keyboard traps. Includes a before-and-after example and test record.https://publishing-notes.coru.cc/en/publishing-notes/check-page-with-keyboard/Wed, 21 Oct 2026 00:00:00 +0000https://publishing-notes.coru.cc/en/publishing-notes/website-images-size-check/Diagnose one website image with a pixel-width calculation, a tested srcset example and a browser checklist. Separate download size, sharpness and layout shifts.https://publishing-notes.coru.cc/en/publishing-notes/website-images-size-check/Wed, 21 Oct 2026 00:00:00 +0000https://publishing-notes.coru.cc/en/publishing-notes/alt-text-examples/Choose useful alt text for photos, image links, screenshots and charts. Six worked examples, a reusable review card and a short practice question.https://publishing-notes.coru.cc/en/publishing-notes/alt-text-examples/Wed, 21 Oct 2026 00:00:00 +0000https://publishing-notes.coru.cc/en/publishing-notes/check-real-404-status/Check a missing URL in your browser and with curl. Distinguish the document status, redirects and visible error page, then choose the right repair.https://publishing-notes.coru.cc/en/publishing-notes/check-real-404-status/Wed, 21 Oct 2026 00:00:00 +0000https://publishing-notes.coru.cc/en/publishing-notes/h1-h2-h3-headings-check/Choose heading levels with a worked repair-café example. Check a bold fake heading against a real H2 and use a short publishing checklist.https://publishing-notes.coru.cc/en/publishing-notes/h1-h2-h3-headings-check/Wed, 21 Oct 2026 00:00:00 +0000https://publishing-notes.coru.cc/en/publishing-notes/page-not-indexed-google/A practical Search Console checklist for a missing page: crawl access, noindex, canonical URLs and waiting states, with two worked examples.https://publishing-notes.coru.cc/en/publishing-notes/page-not-indexed-google/Wed, 21 Oct 2026 00:00:00 +0000https://practical-data.coru.cc/en/practical-data/csv-excel-keep-leading-zeros/Keep product codes and long IDs intact when importing CSV into Excel for Windows. A three-line sample checks text types, UTF-8 and delimiters.https://practical-data.coru.cc/en/practical-data/csv-excel-keep-leading-zeros/Wed, 21 Oct 2026 00:00:00 +0000https://practical-data.coru.cc/en/practical-data/csv-excel-one-column-garbled-text/Choose the right delimiter, encoding and number locale in Excel. Two small CSV examples check quoted commas, line breaks, Cyrillic and decimal commas.https://practical-data.coru.cc/en/practical-data/csv-excel-one-column-garbled-text/Wed, 21 Oct 2026 00:00:00 +0000https://publishing-notes.coru.cc/en/publishing-notes/test-contact-form-delivery/Test a contact form from the visitor’s message to the private inbox, including phone layout, errors, lost connections and safe retries.https://publishing-notes.coru.cc/en/publishing-notes/test-contact-form-delivery/Wed, 21 Oct 2026 00:00:00 +0000https://publishing-notes.coru.cc/en/publishing-notes/website-images-not-loading/Find why a website picture is missing: check its actual URL, HTML fallback, filename case, responsive candidate and CSS with a tested diagnostic path.https://publishing-notes.coru.cc/en/publishing-notes/website-images-not-loading/Wed, 21 Oct 2026 00:00:00 +0000https://publishing-notes.coru.cc/en/publishing-notes/a-page-that-still-works/A practical three-pass checklist for keeping a useful page readable on a phone, without scripts, and after its links change.https://publishing-notes.coru.cc/en/publishing-notes/a-page-that-still-works/Tue, 20 Oct 2026 00:00:00 +0000https://publishing-notes.coru.cc/en/publishing-notes/check-your-page/A short practical check for a page's purpose, controls, address, language links and rollback plan.https://publishing-notes.coru.cc/en/publishing-notes/check-your-page/Tue, 20 Oct 2026 00:00:00 +0000https://publishing-notes.coru.cc/en/publishing-notes/write-clear-link-labels/Three fictional repair-club examples show how to name a link’s destination, distinguish next steps and avoid promising the wrong page.https://publishing-notes.coru.cc/en/publishing-notes/write-clear-link-labels/Tue, 20 Oct 2026 00:00:00 +0000