api ai tutorial

Learn about the regular expressions in programming with examples explained in python. link : https://automatetheboringstuff.com/chapter7/ summary  The  ?  matches zero or one of the preceding group. The  *  matches zero or more of the preceding group. The  +  matches one or more of the preceding group. The  {n}  matches exactly  n  of the preceding group. The  {n,}  matches  n  or more of the preceding group. The  {,m}  matches 0 to  m  of the preceding group. The  {n,m}  matches at least  n  and at most  m  of the preceding group. {n,m}?  or  *?  or  +?  performs a nongreedy match of the preceding group. ^spam  means the string must begin with  spam . spam$  means the string must end with  spam . The  .  matches any character, except newline characters. \d ,  \w , and  \s  match a digit, word, or space character, respectively. \D ,  \W , and  \S  match anything except a digit, word, or space character, respectively. [abc]  matches a

var Client                = require('castv2-client').Client; var Youtube               = require('youtube-castv2-client').Youtube; var mdns                  = require('mdns'); //var browser = mdns.createBrowser(mdns.tcp('googlecast')); var sequence = [     mdns.rst.DNSServiceResolve(),     'DNSServiceGetAddrInfo' in mdns.dns_sd ? mdns.rst.DNSServiceGetAddrInfo() : mdns.rst.getaddrinfo({families:[4]}),     mdns.rst.makeAddressesUnique() ]; var browser = mdns.createBrowser(mdns.tcp('googlecast'), {resolverSequence: sequence}); browser.on('serviceUp', function(service) {   console.log('found device "%s" at %s:%d', service.name, service.addresses[0], service.port);   ondeviceup(service.addresses[0]);   browser.stop(); }); browser.start(); function ondeviceup(host) {   var client = new Client();   client.connect(host, function() {     console.log('connected, launching app ...');    

var ChromecastAPI = require('chromecast-api') var chromeCast = function(content  , contentType , timeseek){ var browser = new ChromecastAPI.Browser() console.log("browser api"); browser.on('deviceOn', function (device) {   var urlMedia = 'http://commondatastorage.googleapis.com/gtv-videos-bucket/big_buck_bunny_1080p.mp4';   console.log("\n content is "+ content);;   device.play(content, 0, function () {     console.log('Playing in your chromecast ' + timeseek)       if (timeseek) {       device.seek(timeseek,function (err) {               if (err) console.log('Seek forward: ERROR')               else console.log('Seek forward: SUCCESS')           })     }   }) }) } module.exports.chromeCast = chromeCast;

var Client                = require('castv2-client').Client; var Youtube               = require('youtube-castv2-client').Youtube; var mdns                  = require('mdns'); //var browser = mdns.createBrowser(mdns.tcp('googlecast')); var sequence = [     mdns.rst.DNSServiceResolve(),     'DNSServiceGetAddrInfo' in mdns.dns_sd ? mdns.rst.DNSServiceGetAddrInfo() : mdns.rst.getaddrinfo({families:[4]}),     mdns.rst.makeAddressesUnique() ]; var browser = mdns.createBrowser(mdns.tcp('googlecast'), {resolverSequence: sequence}); browser.on('serviceUp', function(service) {   console.log('found device "%s" at %s:%d', service.name, service.addresses[0], service.port);   ondeviceup(service.addresses[0]);   browser.stop(); }); browser.start(); function ondeviceup(host) {   var client = new Client();   client.connect(host, function() {     console.log('connected, launching app ...');    

Cast youtube video using node js on chromecast Use this forked git repo which uses latest protocols and thus helps to make the old repo work https://github.com/irfanhabib/youtube-castv2-client after doing npm and installing all libraries download the files in repo and replace them in the folder of node_modules "youtube-castv2-client"

avahi ubuntu error getaddrinfo Error: *** WARNING *** The program 'node' uses the Apple Bonjour compatibility layer of Avahi. *** WARNING *** Please fix your application to use the native API of Avahi! *** WARNING *** For more information see <http://0pointer.de/avahi-compat?s=libdns_sd&e=node> *** WARNING *** The program 'node' called 'DNSServiceRegister()' which is not supported (or only supported partially) in the Apple Bonjour compatibility layer of Avahi. *** WARNING *** Please fix your application to use the native API of Avahi! *** WARNING *** For more information see <http://0pointer.de/avahi-compat?s=libdns_sd&e=node&f=DNSServiceRegister> events.js:182       throw er; // Unhandled 'error' event       ^ Error: getaddrinfo -3008     at errnoException (/home/kishlay/node_modules/mdns/lib/resolver_sequence_tasks.js:199:11) Solution reference: https://github.com/agnat/node_mdns/issue