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<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en"><head> <meta charset="utf-8"> <meta name="generator" content="quarto-1.5.57"> <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes"> <title>copyright – Yueswater Blog</title> <style> code{white-space: pre-wrap;} span.smallcaps{font-variant: small-caps;} div.columns{display: flex; gap: min(4vw, 1.5em);} div.column{flex: auto; overflow-x: auto;} div.hanging-indent{margin-left: 1.5em; text-indent: -1.5em;} ul.task-list{list-style: none;} ul.task-list li input[type="checkbox"] { width: 0.8em; margin: 0 0.8em 0.2em -1em; /* quarto-specific, see quarto-dev/quarto-cli#4556 */ vertical-align: middle; } </style> <script src="site_libs/quarto-nav/quarto-nav.js"></script> <script src="site_libs/quarto-nav/headroom.min.js"></script> <script src="site_libs/clipboard/clipboard.min.js"></script> <script src="site_libs/quarto-search/autocomplete.umd.js"></script> <script src="site_libs/quarto-search/fuse.min.js"></script> <script src="site_libs/quarto-search/quarto-search.js"></script> <meta name="quarto:offset" content="./"> <link href="./images/favicon.png" rel="icon" type="image/png"> <script src="site_libs/cookie-consent/cookie-consent.js"></script> <link href="site_libs/cookie-consent/cookie-consent.css" rel="stylesheet"> <script src="site_libs/quarto-html/quarto.js"></script> <script src="site_libs/quarto-html/popper.min.js"></script> <script src="site_libs/quarto-html/tippy.umd.min.js"></script> <script src="site_libs/quarto-html/anchor.min.js"></script> <link href="site_libs/quarto-html/tippy.css" rel="stylesheet"> <link href="site_libs/quarto-html/quarto-syntax-highlighting.css" rel="stylesheet" class="quarto-color-scheme" id="quarto-text-highlighting-styles"> <link href="site_libs/quarto-html/quarto-syntax-highlighting-dark.css" rel="prefetch" class="quarto-color-scheme quarto-color-alternate" id="quarto-text-highlighting-styles"> <script src="site_libs/bootstrap/bootstrap.min.js"></script> <link href="site_libs/bootstrap/bootstrap-icons.css" rel="stylesheet"> <link href="site_libs/bootstrap/bootstrap.min.css" rel="stylesheet" class="quarto-color-scheme" id="quarto-bootstrap" data-mode="light"> <link href="site_libs/bootstrap/bootstrap-dark.min.css" rel="prefetch" class="quarto-color-scheme quarto-color-alternate" id="quarto-bootstrap" data-mode="dark"> <script id="quarto-search-options" type="application/json">{ "location": "navbar", "copy-button": false, "collapse-after": 3, "panel-placement": "end", "type": "overlay", "limit": 50, "keyboard-shortcut": [ "f", "/", "s" ], "show-item-context": false, "language": { "search-no-results-text": "No results", "search-matching-documents-text": "matching documents", "search-copy-link-title": "Copy link to search", "search-hide-matches-text": "Hide additional matches", "search-more-match-text": "more match in this document", "search-more-matches-text": "more matches in this document", "search-clear-button-title": "Clear", "search-text-placeholder": "", "search-detached-cancel-button-title": "Cancel", "search-submit-button-title": "Submit", "search-label": "Search" } }</script> <script async="" src="https://www.googletagmanager.com/gtag/js?id=G-VLWNL5QXD8"></script> <script type="text/plain" cookie-consent="tracking"> window.dataLayer = window.dataLayer || []; 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return false;" title="Toggle dark mode"><i class="bi"></i></a> </div> </div> <!-- /container-fluid --> </nav> </header> <!-- content --> <div id="quarto-content" class="quarto-container page-columns page-rows-contents page-layout-article page-navbar"> <!-- sidebar --> <!-- margin-sidebar --> <div id="quarto-margin-sidebar" class="sidebar margin-sidebar zindex-bottom"> </div> <!-- main --> <main class="content" id="quarto-document-content"> <center> <h1> Copyright Statement </h1> </center> <p>Copyright © 2023 Anthony Sung.</p> <p>All rights reserved. No part of this website may be reproduced, distributed, or transmitted in any form or by any means, including photocopying, recording, or other electronic or mechanical methods, without the prior written permission of the publisher, except in the case of brief quotations embodied in critical reviews and certain other noncommercial uses permitted by copyright law.</p> <p>This website was created using Quarto. 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'alternate' : 'default'; // Dark / light mode switch window.quartoToggleColorScheme = () => { // Read the current dark / light value let toAlternate = !hasAlternateSentinel(); toggleColorMode(toAlternate); setStyleSentinel(toAlternate); toggleGiscusIfUsed(toAlternate, darkModeDefault); }; // Ensure there is a toggle, if there isn't float one in the top right if (window.document.querySelector('.quarto-color-scheme-toggle') === null) { const a = window.document.createElement('a'); a.classList.add('top-right'); a.classList.add('quarto-color-scheme-toggle'); a.href = ""; a.onclick = function() { try { window.quartoToggleColorScheme(); } catch {} return false; }; const i = window.document.createElement("i"); i.classList.add('bi'); a.appendChild(i); window.document.body.appendChild(a); } // Switch to dark mode if need be if (hasAlternateSentinel()) { toggleColorMode(true); } else { toggleColorMode(false); } const icon = ""; const anchorJS = new window.AnchorJS(); anchorJS.options = { placement: 'right', icon: icon }; anchorJS.add('.anchored'); const isCodeAnnotation = (el) => { for (const clz of el.classList) { if (clz.startsWith('code-annotation-')) { return true; } } return false; } const onCopySuccess = function(e) { // button target const button = e.trigger; // don't keep focus button.blur(); // flash "checked" button.classList.add('code-copy-button-checked'); var currentTitle = button.getAttribute("title"); button.setAttribute("title", "Copied!"); let tooltip; if (window.bootstrap) { button.setAttribute("data-bs-toggle", "tooltip"); button.setAttribute("data-bs-placement", "left"); button.setAttribute("data-bs-title", "Copied!"); tooltip = new bootstrap.Tooltip(button, { trigger: "manual", customClass: "code-copy-button-tooltip", offset: [0, -8]}); tooltip.show(); } setTimeout(function() { if (tooltip) { tooltip.hide(); button.removeAttribute("data-bs-title"); button.removeAttribute("data-bs-toggle"); button.removeAttribute("data-bs-placement"); } button.setAttribute("title", currentTitle); button.classList.remove('code-copy-button-checked'); }, 1000); // clear code selection e.clearSelection(); } const getTextToCopy = function(trigger) { const codeEl = trigger.previousElementSibling.cloneNode(true); for (const childEl of codeEl.children) { if (isCodeAnnotation(childEl)) { childEl.remove(); } } return codeEl.innerText; } const clipboard = new window.ClipboardJS('.code-copy-button:not([data-in-quarto-modal])', { text: getTextToCopy }); clipboard.on('success', onCopySuccess); if (window.document.getElementById('quarto-embedded-source-code-modal')) { // For code content inside modals, clipBoardJS needs to be initialized with a container option // TODO: Check when it could be a function (zenorocha/clipboard.js#860) const clipboardModal = new window.ClipboardJS('.code-copy-button[data-in-quarto-modal]', { text: getTextToCopy, container: window.document.getElementById('quarto-embedded-source-code-modal') }); clipboardModal.on('success', onCopySuccess); } var localhostRegex = new RegExp(/^(?:http|https):\/\/localhost\:?[0-9]*\//); var mailtoRegex = new RegExp(/^mailto:/); var filterRegex = new RegExp('/' + window.location.host + '/'); var isInternal = (href) => { return filterRegex.test(href) || localhostRegex.test(href) || mailtoRegex.test(href); } // Inspect non-navigation links and adorn them if external var links = window.document.querySelectorAll('a[href]:not(.nav-link):not(.navbar-brand):not(.toc-action):not(.sidebar-link):not(.sidebar-item-toggle):not(.pagination-link):not(.no-external):not([aria-hidden]):not(.dropdown-item):not(.quarto-navigation-tool):not(.about-link)'); for (var i=0; i<links.length; i++) { const link = links[i]; if (!isInternal(link.href)) { // undo the damage that might have been done by quarto-nav.js in the case of // links that we want to consider external if (link.dataset.originalHref !== undefined) { link.href = link.dataset.originalHref; } } } function tippyHover(el, contentFn, onTriggerFn, onUntriggerFn) { const config = { allowHTML: true, maxWidth: 500, delay: 100, arrow: false, appendTo: function(el) { return el.parentElement; }, interactive: true, interactiveBorder: 10, theme: 'quarto', placement: 'bottom-start', }; if (contentFn) { config.content = contentFn; } if (onTriggerFn) { config.onTrigger = onTriggerFn; } if (onUntriggerFn) { config.onUntrigger = onUntriggerFn; } window.tippy(el, config); } const noterefs = window.document.querySelectorAll('a[role="doc-noteref"]'); for (var i=0; i<noterefs.length; i++) { const ref = noterefs[i]; tippyHover(ref, function() { // use id or data attribute instead here let href = ref.getAttribute('data-footnote-href') || ref.getAttribute('href'); try { href = new URL(href).hash; } catch {} const id = href.replace(/^#\/?/, ""); const note = window.document.getElementById(id); if (note) { return note.innerHTML; } else { return ""; } }); } const xrefs = window.document.querySelectorAll('a.quarto-xref'); const processXRef = (id, note) => { // Strip column container classes const stripColumnClz = (el) => { el.classList.remove("page-full", "page-columns"); if (el.children) { for (const child of el.children) { stripColumnClz(child); } } } stripColumnClz(note) if (id === null || id.startsWith('sec-')) { // Special case sections, only their first couple elements const container = document.createElement("div"); if (note.children && note.children.length > 2) { container.appendChild(note.children[0].cloneNode(true)); for (let i = 1; i < note.children.length; i++) { const child = note.children[i]; if (child.tagName === "P" && child.innerText === "") { continue; } else { container.appendChild(child.cloneNode(true)); break; } } if (window.Quarto?.typesetMath) { window.Quarto.typesetMath(container); } return container.innerHTML } else { if (window.Quarto?.typesetMath) { window.Quarto.typesetMath(note); } return note.innerHTML; } } else { // Remove any anchor links if they are present const anchorLink = note.querySelector('a.anchorjs-link'); if (anchorLink) { anchorLink.remove(); } if (window.Quarto?.typesetMath) { window.Quarto.typesetMath(note); } // TODO in 1.5, we should make sure this works without a callout special case if (note.classList.contains("callout")) { return note.outerHTML; } else { return note.innerHTML; } } } for (var i=0; i<xrefs.length; i++) { const xref = xrefs[i]; tippyHover(xref, undefined, function(instance) { instance.disable(); let url = xref.getAttribute('href'); let hash = undefined; if (url.startsWith('#')) { hash = url; } else { try { hash = new URL(url).hash; } catch {} } if (hash) { const id = hash.replace(/^#\/?/, ""); const note = window.document.getElementById(id); if (note !== null) { try { const html = processXRef(id, note.cloneNode(true)); instance.setContent(html); } finally { instance.enable(); instance.show(); } } else { // See if we can fetch this fetch(url.split('#')[0]) .then(res => res.text()) .then(html => { const parser = new DOMParser(); const htmlDoc = parser.parseFromString(html, "text/html"); const note = htmlDoc.getElementById(id); if (note !== null) { const html = processXRef(id, note); instance.setContent(html); } }).finally(() => { instance.enable(); instance.show(); }); } } else { // See if we can fetch a full url (with no hash to target) // This is a special case and we should probably do some content thinning / targeting fetch(url) .then(res => res.text()) .then(html => { const parser = new DOMParser(); const htmlDoc = parser.parseFromString(html, "text/html"); const note = htmlDoc.querySelector('main.content'); if (note !== null) { // This should only happen for chapter cross references // (since there is no id in the URL) // remove the first header if (note.children.length > 0 && note.children[0].tagName === "HEADER") { note.children[0].remove(); } const html = processXRef(null, note); instance.setContent(html); } }).finally(() => { instance.enable(); instance.show(); }); } }, function(instance) { }); } let selectedAnnoteEl; const selectorForAnnotation = ( cell, annotation) => { let cellAttr = 'data-code-cell="' + cell + '"'; let lineAttr = 'data-code-annotation="' + annotation + '"'; const selector = 'span[' + cellAttr + '][' + lineAttr + ']'; return selector; } const selectCodeLines = (annoteEl) => { const doc = window.document; const targetCell = annoteEl.getAttribute("data-target-cell"); const targetAnnotation = annoteEl.getAttribute("data-target-annotation"); const annoteSpan = window.document.querySelector(selectorForAnnotation(targetCell, targetAnnotation)); const lines = annoteSpan.getAttribute("data-code-lines").split(","); const lineIds = lines.map((line) => { return targetCell + "-" + line; }) let top = null; let height = null; let parent = null; if (lineIds.length > 0) { //compute the position of the single el (top and bottom and make a div) const el = window.document.getElementById(lineIds[0]); top = el.offsetTop; height = el.offsetHeight; parent = el.parentElement.parentElement; if (lineIds.length > 1) { const lastEl = window.document.getElementById(lineIds[lineIds.length - 1]); const bottom = lastEl.offsetTop + lastEl.offsetHeight; height = bottom - top; } if (top !== null && height !== null && parent !== null) { // cook up a div (if necessary) and position it let div = window.document.getElementById("code-annotation-line-highlight"); if (div === null) { div = window.document.createElement("div"); div.setAttribute("id", "code-annotation-line-highlight"); div.style.position = 'absolute'; parent.appendChild(div); } div.style.top = top - 2 + "px"; div.style.height = height + 4 + "px"; div.style.left = 0; let gutterDiv = window.document.getElementById("code-annotation-line-highlight-gutter"); if (gutterDiv === null) { gutterDiv = window.document.createElement("div"); gutterDiv.setAttribute("id", "code-annotation-line-highlight-gutter"); gutterDiv.style.position = 'absolute'; const codeCell = window.document.getElementById(targetCell); const gutter = codeCell.querySelector('.code-annotation-gutter'); gutter.appendChild(gutterDiv); } gutterDiv.style.top = top - 2 + "px"; gutterDiv.style.height = height + 4 + "px"; } selectedAnnoteEl = annoteEl; } }; const unselectCodeLines = () => { const elementsIds = ["code-annotation-line-highlight", "code-annotation-line-highlight-gutter"]; elementsIds.forEach((elId) => { const div = window.document.getElementById(elId); if (div) { div.remove(); } }); selectedAnnoteEl = undefined; }; // Handle positioning of the toggle window.addEventListener( "resize", throttle(() => { elRect = undefined; if (selectedAnnoteEl) { selectCodeLines(selectedAnnoteEl); } }, 10) ); function throttle(fn, ms) { let throttle = false; let timer; return (...args) => { if(!throttle) { // first call gets through fn.apply(this, args); throttle = true; } else { // all the others get throttled if(timer) clearTimeout(timer); // cancel #2 timer = setTimeout(() => { fn.apply(this, args); timer = throttle = false; }, ms); } }; } // Attach click handler to the DT const annoteDls = window.document.querySelectorAll('dt[data-target-cell]'); for (const annoteDlNode of annoteDls) { annoteDlNode.addEventListener('click', (event) => { const clickedEl = event.target; if (clickedEl !== selectedAnnoteEl) { unselectCodeLines(); const activeEl = window.document.querySelector('dt[data-target-cell].code-annotation-active'); if (activeEl) { activeEl.classList.remove('code-annotation-active'); } selectCodeLines(clickedEl); clickedEl.classList.add('code-annotation-active'); } else { // Unselect the line unselectCodeLines(); clickedEl.classList.remove('code-annotation-active'); } }); } const findCites = (el) => { const parentEl = el.parentElement; if (parentEl) { const cites = parentEl.dataset.cites; if (cites) { return { el, cites: cites.split(' ') }; } else { return findCites(el.parentElement) } } else { return undefined; } }; var bibliorefs = window.document.querySelectorAll('a[role="doc-biblioref"]'); for (var i=0; i<bibliorefs.length; i++) { const ref = bibliorefs[i]; const citeInfo = findCites(ref); if (citeInfo) { tippyHover(citeInfo.el, function() { var popup = window.document.createElement('div'); citeInfo.cites.forEach(function(cite) { var citeDiv = window.document.createElement('div'); citeDiv.classList.add('hanging-indent'); citeDiv.classList.add('csl-entry'); var biblioDiv = window.document.getElementById('ref-' + cite); if (biblioDiv) { citeDiv.innerHTML = biblioDiv.innerHTML; } popup.appendChild(citeDiv); }); return popup.innerHTML; }); } } }); </script> </div> <!-- /content --> <footer class="footer"> <div class="nav-footer"> <div class="nav-footer-left"> <p>Copyright © 2024 Anthony. 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