Meteor

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export ANDROID_HOME = $ { HOME }/ Android / Sdk export PATH = $ { PATH }: $ { ANDROID_HOME }/ platform - tools : $ { ANDROID_HOME }/ tools Permanent path: nano ~/.bashrc e xport  A NDROID_HOME=~/Android/Sdk $ PATH=$PATH:$ANDROID_HOME/tools $ PATH=$PATH:$ANDROID_HOME/platform-tools `

https://gist.github.com/LeCoupa/9879221

https://dashboard.ngrok.com/get-started

<?php header('Access-Control-Allow-Origin: *'); header('Access-Control-Allow-Methods: GET, POST, PATCH, PUT, DELETE, OPTIONS'); header('Access-Control-Allow-Headers: Origin, Content-Type, Access-Control-Allow-Headers,X-Auth-Token'); define('UPLOAD_DIR', './'); $image_code = $_POST['image']; // $image_parts = explode(";base64,", $_POST['image']); $image_parts = explode(";base64,", $image_code); $image_type_aux = explode("image/", $image_parts[0]); $image_type = $image_type_aux[1]; $image_base64 = base64_decode($image_parts[1]); $file = UPLOAD_DIR . uniqid() . '.png';  file_put_contents($file, $image_base64); //print_r($_POST)  ;  echo $file; ?>

 Template.messanging.helpers({   calculate_time_difference(a){     var dt = new Date(a);    var millis =    new Date().getTime() - dt.getTime() ;       var minutes = Math.floor(millis / 60000);   var seconds = ((millis % 60000) / 1000).toFixed(0);    var hours = (millis / (1000 * 60 * 60)).toFixed(1);  var days = (millis / (1000 * 60 * 60 * 24)).toFixed(1);    if(minutes<1 && seconds<10){     return 'Just now';   }else if(minutes <1 && seconds<59 ){     return seconds + 'seconds ago';    } else if(minutes>= 1 && minutes<=59) {     return minutes + ' minutes ago';   }else if(minutes>59 && hours<24){         if(Math.floor(hours) ==1){         return Math.floor(hours) + ' hour ago';         }else{         return Math.floor(hours) + ' hours ago';         }   }else if(hours>24){     if(Math.floor(days) == 1){     return Math.floor(days) +" day ago";     }e

https://stackoverflow.com/a/41307059/8761336