aryabhata

ആര്യഭട്ട മുതൽ ചന്ദ്രയാൻ വരെ: ബഹിരാകാശ ഗവേഷണ ചരിത്രത്തിലെ നാഴികക്കല്ലുകൾ

ആര്യഭട്ട മുതൽ ചന്ദ്രയാൻ വരെ: ബഹിരാകാശ ഗവേഷണ ചരിത്രത്തിലെ നാഴികക്കല്ലുകൾ

23 Aug 2023

1 min read

Metro Vaartha

www.metrovaartha.com

var localStore=window.localStorage?window.localStorage.getItem("pwa_event_date"):null;var pwaEventDate=localStore?localStore:null;var pwaDiff=pwaEventDate?Math.abs(getDiffInDays(pwaEventDate,new Date())):-1;var deferredPrompt;document.getElementById('close-dialog').addEventListener("click",closeDialog);window.addEventListener('beforeinstallprompt',function(e){e.preventDefault();deferredPrompt=e;if((pwaDiff===-1)||(pwaDiff>2)&&deferredPrompt){window.localStorage.setItem("pwa_event_date",new Date());pwaEventDate=pwaEventDate?pwaEventDate:new Date();pwaDiff=Math.abs(getDiffInDays(pwaEventDate,new Date()));document.getElementById('sw-wrapper').style.display='flex';document.getElementById('service-worker-popup').addEventListener("click",addToHomeScreen)}});function getDiffInDays(date1,date2){var dt1=new Date(date1);var dt2=new Date(date2);return Math.floor((Date.UTC(dt2.getFullYear(),dt2.getMonth(),dt2.getDate())-Date.UTC(dt1.getFullYear(),dt1.getMonth(),dt1.getDate()))/(1000*60*60*24))} function closeDialog(){document.getElementById('sw-wrapper').style.display='none';window.localStorage.setItem("pwa_event_date",new Date())} function addToHomeScreen(){document.getElementById('sw-wrapper').style.display='none';deferredPrompt.prompt();deferredPrompt.userChoice.then(function(choiceResult){ga('send','event','A2H',choiceResult.outcome);if(choiceResult.outcome==='accepted'){window.localStorage.removeItem("pwa_event_date")}else{window.localStorage.setItem("pwa_event_date",new Date())} deferredPrompt=null})} (function(){function c(){var b=a.contentDocument||a.contentWindow.document;if(b){var d=b.createElement('script');d.innerHTML="window.__CF$cv$params={r:'8e734947b8c9e629',t:'MTczMjM4NzIxMS4wMDAwMDA='};var a=document.createElement('script');a.nonce='';a.src='/cdn-cgi/challenge-platform/scripts/jsd/main.js';document.getElementsByTagName('head')[0].appendChild(a);";b.getElementsByTagName('head')[0].appendChild(d)}}if(document.body){var a=document.createElement('iframe');a.height=1;a.width=1;a.style.position='absolute';a.style.top=0;a.style.left=0;a.style.border='none';a.style.visibility='hidden';document.body.appendChild(a);if('loading'!==document.readyState)c();else if(window.addEventListener)document.addEventListener('DOMContentLoaded',c);else{var e=document.onreadystatechange||function(){};document.onreadystatechange=function(b){e(b);'loading'!==document.readyState&&(document.onreadystatechange=e,c())}}}})();