diff --git a/_data/locales/en.yml b/_data/locales/en.yml
index 06f8a3c..6bbe008 100644
--- a/_data/locales/en.yml
+++ b/_data/locales/en.yml
@@ -76,9 +76,7 @@ post:
   button:
     next: Newer
     previous: Older
-    copy:
-      title: Copy link
-      succeed: Link copied successfully!
+    copy: Copied!
   # pinned prompt of posts list on homepage
   pin_prompt: Pinned
 
diff --git a/_data/locales/id-ID.yml b/_data/locales/id-ID.yml
index 549908d..3dfaf9d 100644
--- a/_data/locales/id-ID.yml
+++ b/_data/locales/id-ID.yml
@@ -76,9 +76,7 @@ post:
   button:
     next: Terbaru
     previous: Terlama
-    copy:
-      title: Salin tautan
-      succeed: Tautan berhasil disalin!
+    copy: Disalin!
   # pinned prompt of posts list on homepage
   pin_prompt: Disematkan
 
diff --git a/_data/locales/zh-CN.yml b/_data/locales/zh-CN.yml
index cf6620e..bfaeb3a 100644
--- a/_data/locales/zh-CN.yml
+++ b/_data/locales/zh-CN.yml
@@ -75,9 +75,7 @@ post:
   button:
     next: 下一篇
     previous: 上一篇
-    copy:
-      title: 分享链接
-      succeed: 链接已复制！
+    copy: 已复制！
   # pinned prompt of posts list on homepage
   pin_prompt: 顶置
 
diff --git a/_includes/refactor-content.html b/_includes/refactor-content.html
index 0dc1ef7..9232129 100644
--- a/_includes/refactor-content.html
+++ b/_includes/refactor-content.html
@@ -116,7 +116,9 @@
       {% capture _tag_head %}<div class="language-{% endcapture %}
       {% assign _replacement = '-rouge"><div class="code-header" data-lang="'
           | append: _lang
-          | append: '"><button><i class="far fa-clone"></i></button></div><div class="highlight">'
+          | append: '"><button data-original-title="'
+          | append: site.data.locales[lang].post.button.copy
+          | append: '"><i class="far fa-clone"></i></button></div><div class="highlight">'
       %}
       {% capture _tag_tail %}{{ _snippet | replace: '-rouge"><div class="highlight">', _replacement }}{% endcapture %}
       {% assign _new_content = _new_content | append: _tag_head | append: _tag_tail %}
diff --git a/_javascript/utils/clipboard.js b/_javascript/utils/clipboard.js
index 9c0c4cd..c36a3a0 100644
--- a/_javascript/utils/clipboard.js
+++ b/_javascript/utils/clipboard.js
@@ -24,9 +24,8 @@ $(function() {
     placement: 'left'
   });
 
-  function setTooltip(btn, msg) {
+  function setTooltip(btn) {
     $(btn).tooltip('hide')
-      .attr('data-original-title', msg)
       .tooltip('show');
   }
 
@@ -70,7 +69,7 @@ $(function() {
       return;
     }
 
-    setTooltip(e.trigger, 'Copied!');
+    setTooltip(e.trigger);
     hideTooltip(e.trigger);
 
     setSuccessIcon(e.trigger);
diff --git a/assets/js/dist/page.min.js b/assets/js/dist/page.min.js
index db5dc35..642c725 100644
--- a/assets/js/dist/page.min.js
+++ b/assets/js/dist/page.min.js
@@ -3,4 +3,4 @@
  * © 2019 Cotes Chung
  * MIT Licensed
  */
-$(function(){$(window).scroll(()=>{$(this).scrollTop()>50&&"none"===$("#sidebar-trigger").css("display")?$("#back-to-top").fadeIn():$("#back-to-top").fadeOut()}),$("#back-to-top").click(()=>($("body,html").animate({scrollTop:0},800),!1))}),$(function(){const e=$("#sidebar-trigger"),t=$("#search-trigger"),o=$("#search-cancel"),a=$("#search-cleaner"),s=$("#main"),l=$("#topbar-title"),n=$("#search-wrapper"),i=$("#search-result-wrapper"),r=$("#search-results"),c=$("#search-input"),d=$("#search-hints"),u=function(){let e=0;return{block(){e=window.scrollY,$("html,body").scrollTop(0)},release(){$("html,body").scrollTop(e)},getOffset:()=>e}}(),p={on(){e.addClass("unloaded"),l.addClass("unloaded"),t.addClass("unloaded"),n.addClass("d-flex"),o.addClass("loaded")},off(){o.removeClass("loaded"),n.removeClass("d-flex"),e.removeClass("unloaded"),l.removeClass("unloaded"),t.removeClass("unloaded")}},f=function(){let e=!1;return{on(){e||(u.block(),i.removeClass("unloaded"),s.addClass("unloaded"),e=!0)},off(){e&&(r.empty(),d.hasClass("unloaded")&&d.removeClass("unloaded"),i.addClass("unloaded"),a.removeClass("visible"),s.removeClass("unloaded"),u.release(),c.val(""),e=!1)},isVisible:()=>e}}();function h(){return o.hasClass("loaded")}t.click(function(){p.on(),f.on(),c.focus()}),o.click(function(){p.off(),f.off()}),c.focus(function(){n.addClass("input-focus")}),c.focusout(function(){n.removeClass("input-focus")}),c.on("keyup",function(e){8===e.keyCode&&""===c.val()?h()?d.removeClass("unloaded"):f.off():""!==c.val()&&(f.on(),a.hasClass("visible")||a.addClass("visible"),h()&&d.addClass("unloaded"))}),a.on("click",function(){c.val(""),h()?(d.removeClass("unloaded"),r.empty()):f.off(),c.focus(),a.removeClass("visible")})}),$(function(){const e=function(){let e=!1;const t=$("body");return{toggle(){!1===e?t.attr("sidebar-display",""):t.removeAttr("sidebar-display"),e=!e}}}();$("#sidebar-trigger").click(e.toggle),$("#mask").click(e.toggle)}),$(function(){$('[data-toggle="tooltip"]').tooltip()}),$(function(){const e=$("#topbar-wrapper"),t=$("#toc-wrapper"),o=$(".access"),a=$("#search-input");let s,l=0;const n=5,i=e.outerHeight();$(window).scroll(function(e){$("#topbar-title").is(":hidden")&&(s=!0)}),setInterval(function(){s&&(!function(){var s=$(this).scrollTop();Math.abs(l-s)<=n||(s>l&&s>i?(e.removeClass("topbar-down").addClass("topbar-up"),t.length>0&&t.removeClass("topbar-down"),o.length>0&&o.removeClass("topbar-down"),a.is(":focus")&&a.blur()):s+$(window).height()<$(document).height()&&(e.removeClass("topbar-up").addClass("topbar-down"),t.length>0&&t.addClass("topbar-down"),o.length>0&&o.addClass("topbar-down")),l=s)}(),s=!1)},250)}),$(function(){const e=$("#topbar-title"),t=$("div.post>h1"),o=e.text().trim();let a=t.length>0?t.text().trim():$("h1").text().trim();($("#page-category").length||$("#page-tag").length)&&/\s/.test(a)&&(a=a.replace(/[0-9]/g,"").trim()),$(window).scroll(function(){if($("#post-list").length||t.is(":hidden")||e.is(":hidden")||$("#sidebar.sidebar-expand").length)return!1;$(this).scrollTop()>=95?e.text()!==a&&e.text(a):e.text()!==o&&e.text(o)}),e.click(function(){$("body,html").animate({scrollTop:0},800)})}),$(function(){$("input[type=checkbox]").addClass("unloaded"),$("input[type=checkbox][checked]").before('<i class="fas fa-check-circle checked"></i>'),$("input[type=checkbox]:not([checked])").before('<i class="far fa-circle"></i>')}),$(function(){const e="#main > div.row:first-child > div:first-child";if($(`${e} img`).length<=0)return;const t=document.querySelectorAll(`${e} img[data-src]`);lozad(t).observe(),$(`${e} p > img[data-src],${e} img[data-src].preview-img`).each(function(){let e=$(this).next();const t="EM"===e.prop("tagName")?e.text():"",o=$(this).attr("data-src");$(this).wrap(`<a href="${o}" title="${t}" class="popup"></a>`)}),$(".popup").magnificPopup({type:"image",closeOnContentClick:!0,showCloseBtn:!1,zoom:{enabled:!0,duration:300,easing:"ease-in-out"}}),$(`${e} a`).has("img").addClass("img-link")}),$(function(){const e=$(".code-header>button").children().attr("class");const t="fas fa-check",o="locked",a=2e3,s=new ClipboardJS(".code-header>button",{target:e=>e.parentNode.nextElementSibling});$(".code-header>button").tooltip({trigger:"click",placement:"left"}),s.on("success",s=>{s.clearSelection(),function(e){return"true"===$(e).attr(o)}(s.trigger)||(function(e,t){$(e).tooltip("hide").attr("data-original-title",t).tooltip("show")}(s.trigger,"Copied!"),function(e){setTimeout(function(){$(e).tooltip("hide")},a)}(s.trigger),function(e){let a=$(e),s=a.children();a.attr(o,!0),s.attr("class",t)}(s.trigger),function(t){let s=$(t),l=s.children();setTimeout(function(){s.removeAttr(o),l.attr("class",e)},a)}($(s.trigger)))})});
\ No newline at end of file
+$(function(){$(window).scroll(()=>{$(this).scrollTop()>50&&"none"===$("#sidebar-trigger").css("display")?$("#back-to-top").fadeIn():$("#back-to-top").fadeOut()}),$("#back-to-top").click(()=>($("body,html").animate({scrollTop:0},800),!1))}),$(function(){const e=$("#sidebar-trigger"),t=$("#search-trigger"),o=$("#search-cancel"),a=$("#search-cleaner"),s=$("#main"),l=$("#topbar-title"),n=$("#search-wrapper"),i=$("#search-result-wrapper"),r=$("#search-results"),c=$("#search-input"),d=$("#search-hints"),u=function(){let e=0;return{block(){e=window.scrollY,$("html,body").scrollTop(0)},release(){$("html,body").scrollTop(e)},getOffset:()=>e}}(),p={on(){e.addClass("unloaded"),l.addClass("unloaded"),t.addClass("unloaded"),n.addClass("d-flex"),o.addClass("loaded")},off(){o.removeClass("loaded"),n.removeClass("d-flex"),e.removeClass("unloaded"),l.removeClass("unloaded"),t.removeClass("unloaded")}},f=function(){let e=!1;return{on(){e||(u.block(),i.removeClass("unloaded"),s.addClass("unloaded"),e=!0)},off(){e&&(r.empty(),d.hasClass("unloaded")&&d.removeClass("unloaded"),i.addClass("unloaded"),a.removeClass("visible"),s.removeClass("unloaded"),u.release(),c.val(""),e=!1)},isVisible:()=>e}}();function h(){return o.hasClass("loaded")}t.click(function(){p.on(),f.on(),c.focus()}),o.click(function(){p.off(),f.off()}),c.focus(function(){n.addClass("input-focus")}),c.focusout(function(){n.removeClass("input-focus")}),c.on("keyup",function(e){8===e.keyCode&&""===c.val()?h()?d.removeClass("unloaded"):f.off():""!==c.val()&&(f.on(),a.hasClass("visible")||a.addClass("visible"),h()&&d.addClass("unloaded"))}),a.on("click",function(){c.val(""),h()?(d.removeClass("unloaded"),r.empty()):f.off(),c.focus(),a.removeClass("visible")})}),$(function(){const e=function(){let e=!1;const t=$("body");return{toggle(){!1===e?t.attr("sidebar-display",""):t.removeAttr("sidebar-display"),e=!e}}}();$("#sidebar-trigger").click(e.toggle),$("#mask").click(e.toggle)}),$(function(){$('[data-toggle="tooltip"]').tooltip()}),$(function(){const e=$("#topbar-wrapper"),t=$("#toc-wrapper"),o=$(".access"),a=$("#search-input");let s,l=0;const n=5,i=e.outerHeight();$(window).scroll(function(e){$("#topbar-title").is(":hidden")&&(s=!0)}),setInterval(function(){s&&(!function(){var s=$(this).scrollTop();Math.abs(l-s)<=n||(s>l&&s>i?(e.removeClass("topbar-down").addClass("topbar-up"),t.length>0&&t.removeClass("topbar-down"),o.length>0&&o.removeClass("topbar-down"),a.is(":focus")&&a.blur()):s+$(window).height()<$(document).height()&&(e.removeClass("topbar-up").addClass("topbar-down"),t.length>0&&t.addClass("topbar-down"),o.length>0&&o.addClass("topbar-down")),l=s)}(),s=!1)},250)}),$(function(){const e=$("#topbar-title"),t=$("div.post>h1"),o=e.text().trim();let a=t.length>0?t.text().trim():$("h1").text().trim();($("#page-category").length||$("#page-tag").length)&&/\s/.test(a)&&(a=a.replace(/[0-9]/g,"").trim()),$(window).scroll(function(){if($("#post-list").length||t.is(":hidden")||e.is(":hidden")||$("#sidebar.sidebar-expand").length)return!1;$(this).scrollTop()>=95?e.text()!==a&&e.text(a):e.text()!==o&&e.text(o)}),e.click(function(){$("body,html").animate({scrollTop:0},800)})}),$(function(){$("input[type=checkbox]").addClass("unloaded"),$("input[type=checkbox][checked]").before('<i class="fas fa-check-circle checked"></i>'),$("input[type=checkbox]:not([checked])").before('<i class="far fa-circle"></i>')}),$(function(){const e="#main > div.row:first-child > div:first-child";if($(`${e} img`).length<=0)return;const t=document.querySelectorAll(`${e} img[data-src]`);lozad(t).observe(),$(`${e} p > img[data-src],${e} img[data-src].preview-img`).each(function(){let e=$(this).next();const t="EM"===e.prop("tagName")?e.text():"",o=$(this).attr("data-src");$(this).wrap(`<a href="${o}" title="${t}" class="popup"></a>`)}),$(".popup").magnificPopup({type:"image",closeOnContentClick:!0,showCloseBtn:!1,zoom:{enabled:!0,duration:300,easing:"ease-in-out"}}),$(`${e} a`).has("img").addClass("img-link")}),$(function(){const e=$(".code-header>button").children().attr("class");const t="fas fa-check",o="locked",a=2e3,s=new ClipboardJS(".code-header>button",{target:e=>e.parentNode.nextElementSibling});$(".code-header>button").tooltip({trigger:"click",placement:"left"}),s.on("success",s=>{s.clearSelection(),function(e){return"true"===$(e).attr(o)}(s.trigger)||(function(e){$(e).tooltip("hide").tooltip("show")}(s.trigger),function(e){setTimeout(function(){$(e).tooltip("hide")},a)}(s.trigger),function(e){let a=$(e),s=a.children();a.attr(o,!0),s.attr("class",t)}(s.trigger),function(t){let s=$(t),l=s.children();setTimeout(function(){s.removeAttr(o),l.attr("class",e)},a)}($(s.trigger)))})});
\ No newline at end of file
diff --git a/assets/js/dist/post.min.js b/assets/js/dist/post.min.js
index 1ff881b..b6eaf37 100644
--- a/assets/js/dist/post.min.js
+++ b/assets/js/dist/post.min.js
@@ -3,4 +3,4 @@
  * © 2019 Cotes Chung
  * MIT Licensed
  */
-$(function(){$(window).scroll(()=>{$(this).scrollTop()>50&&"none"===$("#sidebar-trigger").css("display")?$("#back-to-top").fadeIn():$("#back-to-top").fadeOut()}),$("#back-to-top").click(()=>($("body,html").animate({scrollTop:0},800),!1))}),$(function(){const t=$("#sidebar-trigger"),e=$("#search-trigger"),o=$("#search-cancel"),a=$("#search-cleaner"),n=$("#main"),s=$("#topbar-title"),l=$("#search-wrapper"),r=$("#search-result-wrapper"),i=$("#search-results"),c=$("#search-input"),d=$("#search-hints"),u=function(){let t=0;return{block(){t=window.scrollY,$("html,body").scrollTop(0)},release(){$("html,body").scrollTop(t)},getOffset:()=>t}}(),f={on(){t.addClass("unloaded"),s.addClass("unloaded"),e.addClass("unloaded"),l.addClass("d-flex"),o.addClass("loaded")},off(){o.removeClass("loaded"),l.removeClass("d-flex"),t.removeClass("unloaded"),s.removeClass("unloaded"),e.removeClass("unloaded")}},h=function(){let t=!1;return{on(){t||(u.block(),r.removeClass("unloaded"),n.addClass("unloaded"),t=!0)},off(){t&&(i.empty(),d.hasClass("unloaded")&&d.removeClass("unloaded"),r.addClass("unloaded"),a.removeClass("visible"),n.removeClass("unloaded"),u.release(),c.val(""),t=!1)},isVisible:()=>t}}();function p(){return o.hasClass("loaded")}e.click(function(){f.on(),h.on(),c.focus()}),o.click(function(){f.off(),h.off()}),c.focus(function(){l.addClass("input-focus")}),c.focusout(function(){l.removeClass("input-focus")}),c.on("keyup",function(t){8===t.keyCode&&""===c.val()?p()?d.removeClass("unloaded"):h.off():""!==c.val()&&(h.on(),a.hasClass("visible")||a.addClass("visible"),p()&&d.addClass("unloaded"))}),a.on("click",function(){c.val(""),p()?(d.removeClass("unloaded"),i.empty()):h.off(),c.focus(),a.removeClass("visible")})}),$(function(){const t=function(){let t=!1;const e=$("body");return{toggle(){!1===t?e.attr("sidebar-display",""):e.removeAttr("sidebar-display"),t=!t}}}();$("#sidebar-trigger").click(t.toggle),$("#mask").click(t.toggle)}),$(function(){$('[data-toggle="tooltip"]').tooltip()}),$(function(){const t=$("#topbar-wrapper"),e=$("#toc-wrapper"),o=$(".access"),a=$("#search-input");let n,s=0;const l=5,r=t.outerHeight();$(window).scroll(function(t){$("#topbar-title").is(":hidden")&&(n=!0)}),setInterval(function(){n&&(!function(){var n=$(this).scrollTop();Math.abs(s-n)<=l||(n>s&&n>r?(t.removeClass("topbar-down").addClass("topbar-up"),e.length>0&&e.removeClass("topbar-down"),o.length>0&&o.removeClass("topbar-down"),a.is(":focus")&&a.blur()):n+$(window).height()<$(document).height()&&(t.removeClass("topbar-up").addClass("topbar-down"),e.length>0&&e.addClass("topbar-down"),o.length>0&&o.addClass("topbar-down")),s=n)}(),n=!1)},250)}),$(function(){const t=$("#topbar-title"),e=$("div.post>h1"),o=t.text().trim();let a=e.length>0?e.text().trim():$("h1").text().trim();($("#page-category").length||$("#page-tag").length)&&/\s/.test(a)&&(a=a.replace(/[0-9]/g,"").trim()),$(window).scroll(function(){if($("#post-list").length||e.is(":hidden")||t.is(":hidden")||$("#sidebar.sidebar-expand").length)return!1;$(this).scrollTop()>=95?t.text()!==a&&t.text(a):t.text()!==o&&t.text(o)}),t.click(function(){$("body,html").animate({scrollTop:0},800)})}),$(function(){const t="#main > div.row:first-child > div:first-child";if($(`${t} img`).length<=0)return;const e=document.querySelectorAll(`${t} img[data-src]`);lozad(e).observe(),$(`${t} p > img[data-src],${t} img[data-src].preview-img`).each(function(){let t=$(this).next();const e="EM"===t.prop("tagName")?t.text():"",o=$(this).attr("data-src");$(this).wrap(`<a href="${o}" title="${e}" class="popup"></a>`)}),$(".popup").magnificPopup({type:"image",closeOnContentClick:!0,showCloseBtn:!1,zoom:{enabled:!0,duration:300,easing:"ease-in-out"}}),$(`${t} a`).has("img").addClass("img-link")}),$(function(){let t=$(".timeago").length,e=void 0;const o=$("meta[name=day-prompt]").attr("content"),a=$("meta[name=hour-prompt]").attr("content"),n=$("meta[name=minute-prompt]").attr("content"),s=$("meta[name=justnow-prompt]").attr("content");function l(){return $(".timeago").each(function(){if($(this).children("i").length>0){let e=$(this).clone().children().remove().end().text(),l=$(this).children("i"),r=l.text();$(this).text(function(e,l){let r=new Date,i=new Date(e);if(i.getFullYear()!==r.getFullYear()||i.getMonth()!==r.getMonth())return l;let c=Math.floor((r-i)/1e3),d=Math.floor(c/86400);if(d>=1)return t-=1,` ${d} ${o}`;let u=Math.floor(c/3600);if(u>=1)return` ${u} ${a}`;let f=Math.floor(c/60);return f>=1?` ${f} ${n}`:s}(r,e)),$(this).append(l)}}),0===t&&void 0!==e&&clearInterval(e),t}0!==t&&l()>0&&(e=setInterval(l,6e4))}),$(function(){$("input[type=checkbox]").addClass("unloaded"),$("input[type=checkbox][checked]").before('<i class="fas fa-check-circle checked"></i>'),$("input[type=checkbox]:not([checked])").before('<i class="far fa-circle"></i>')}),$(function(){const t=$(".code-header>button").children().attr("class");const e="fas fa-check",o="locked",a=2e3,n=new ClipboardJS(".code-header>button",{target:t=>t.parentNode.nextElementSibling});$(".code-header>button").tooltip({trigger:"click",placement:"left"}),n.on("success",n=>{n.clearSelection(),function(t){return"true"===$(t).attr(o)}(n.trigger)||(function(t,e){$(t).tooltip("hide").attr("data-original-title",e).tooltip("show")}(n.trigger,"Copied!"),function(t){setTimeout(function(){$(t).tooltip("hide")},a)}(n.trigger),function(t){let a=$(t),n=a.children();a.attr(o,!0),n.attr("class",e)}(n.trigger),function(e){let n=$(e),s=n.children();setTimeout(function(){n.removeAttr(o),s.attr("class",t)},a)}($(n.trigger)))})}),$(function(){$("a[href*='#']").not("[href='#']").not("[href='#0']").click(function(t){if(this.pathname.replace(/^\//,"")===location.pathname.replace(/^\//,"")&&location.hostname===this.hostname){const e=16,o=decodeURI(this.hash);let a=RegExp(/^#fnref:/).test(o),n=RegExp(/^#fn:/).test(o),s=o.includes(":")?o.replace(/\:/,"\\:"):o,l=$(s);if(l.length){t.preventDefault(),history.pushState&&history.pushState(null,null,o);let s=$(this).offset().top,r=l.offset().top;const i=r<s,c=$("#topbar-wrapper").outerHeight();i&&a&&(r-=c+e/2),$("html,body").animate({scrollTop:r},800,()=>{const t=$(l);t.focus();if($("[scroll-focus=true]").length&&$("[scroll-focus=true]").attr("scroll-focus",!1),$(":target").length&&$(":target").attr("scroll-focus",!1),(n||a)&&t.attr("scroll-focus",!0),t.is(":focus"))return!1;t.attr("tabindex","-1"),t.focus()})}}})});
\ No newline at end of file
+$(function(){$(window).scroll(()=>{$(this).scrollTop()>50&&"none"===$("#sidebar-trigger").css("display")?$("#back-to-top").fadeIn():$("#back-to-top").fadeOut()}),$("#back-to-top").click(()=>($("body,html").animate({scrollTop:0},800),!1))}),$(function(){const t=$("#sidebar-trigger"),e=$("#search-trigger"),o=$("#search-cancel"),a=$("#search-cleaner"),n=$("#main"),s=$("#topbar-title"),l=$("#search-wrapper"),r=$("#search-result-wrapper"),i=$("#search-results"),c=$("#search-input"),d=$("#search-hints"),u=function(){let t=0;return{block(){t=window.scrollY,$("html,body").scrollTop(0)},release(){$("html,body").scrollTop(t)},getOffset:()=>t}}(),f={on(){t.addClass("unloaded"),s.addClass("unloaded"),e.addClass("unloaded"),l.addClass("d-flex"),o.addClass("loaded")},off(){o.removeClass("loaded"),l.removeClass("d-flex"),t.removeClass("unloaded"),s.removeClass("unloaded"),e.removeClass("unloaded")}},h=function(){let 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