{"version":"1.0","provider_name":"Web del Museo de Inform\u00e1tica 2.0","provider_url":"https:\/\/museo.inf.upv.es\/en","author_name":"Fernando","author_url":"https:\/\/museo.inf.upv.es\/en\/blog\/author\/comunicaciomuseu\/","title":"Design and implementation of an Arithmometer with Scratch - Web del Museo de Inform\u00e1tica 2.0","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"wqx23e2ObO\"><a href=\"https:\/\/museo.inf.upv.es\/en\/aritmometroscratch\/\">Design and implementation of an Arithmometer with Scratch<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/museo.inf.upv.es\/en\/aritmometroscratch\/embed\/#?secret=wqx23e2ObO\" width=\"600\" height=\"338\" title=\"&#8220;Design and implementation of an Arithmometer with Scratch&#8221; &#8212; Web del Museo de Inform\u00e1tica 2.0\" data-secret=\"wqx23e2ObO\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/museo.inf.upv.es\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"Design and implementation of an arithmometer with Scratch Salvador Piris L\u00f3pez The arithmometer of Thomas Colmar (1784-1870) has an important place in the computer history. Lots of historians who has studied the assessments of XIX century confirm the importance of this device. Charles Xavier Thomas de Colmar, inventor and creator of the arithmometer. However, the [&hellip;]","thumbnail_url":"https:\/\/museoinf.webs.upv.es\/wp-content\/uploads\/2016\/09\/ThomasDeColmar.jpg"}