{"version":"1.0","provider_name":"TrySitePrice","provider_url":"https:\/\/trysiteprice.com\/blog","title":"curl: If-Modified-Since Command Linux \/ Unix Example - TrySitePrice","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"o2vtl6K5GE\"><a href=\"https:\/\/trysiteprice.com\/blog\/curl-if-modified-since-command-linux-unix-example\/\">curl: If-Modified-Since Command Linux \/ Unix Example<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/trysiteprice.com\/blog\/curl-if-modified-since-command-linux-unix-example\/embed\/#?secret=o2vtl6K5GE\" width=\"600\" height=\"338\" title=\"&#8220;curl: If-Modified-Since Command Linux \/ Unix Example&#8221; &#8212; TrySitePrice\" data-secret=\"o2vtl6K5GE\" 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<\/script>\n","description":"The &#8220;If-Modified-Since&#8221; header is used in an HTTP request to ask the server to return the requested resource only if it has been modified since the specified date and time. This allows the client to avoid downloading a resource that hasn&#8217;t changed. You can use the curl command with the -z or --time-cond option to ... Read more"}