/**
* Reference
*/
//Primitive values are not reference types
var x = 5;
var y = x;
y = 8; //only y is modified. x is not modified
console.log(x); //5
//Objects are reference types
var obj_x = {prop: 13};
var obj_y = obj_x;
obj_y.prop = 21; //obj_x.prop is also modified to 21
console.log(obj_x.prop); //21
5 21
$ps -aux | grep node (list all node processes) sasa 831 0.4 0.4 1300928 72312 ? Ssl Jun15 7:39 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr sasa 843 0.4 0.6 11696264 101488 ? Ssl Jun15 7:01 node /home/sasa/dex8/dex8-api/starter.js sasa 858 0.3 0.3 1032464 60760 ? Ssl Jun15 5:35 node /home/sasa/regoch/regoch-www/server sasa 867 0.3 0.3 1292724 58540 ? Ssl Jun15 5:28 node /home/sasa/dex8/dex8-panel/server/index.js sasa 886 0.7 0.5 11809688 91420 ? Ssl Jun15 12:24 node /home/sasa/dex8/dex8-www/server/index.js sasa 888 0.3 0.4 11789848 73792 ? Ssl Jun15 5:54 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js sasa 904 0.6 0.4 1329612 81408 ? Ssl Jun15 10:00 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js sasa 910 0.3 0.3 1295860 63856 ? Ssl Jun15 5:29 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js sasa 969 0.3 0.3 1028148 55048 ? Ssl Jun15 5:23 node /home/sasa/dex8/dex8-kiosk/server/index.js sasa 970 0.4 0.5 11798320 86832 ? Ssl Jun15 7:36 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js sasa 1010 0.4 0.5 1138968 92684 ? Ssl Jun15 7:01 node /home/sasa/voovuu/voovuu-api/starter.js sasa 1016 0.6 0.6 11811384 107692 ? Ssl Jun15 9:47 node /home/sasa/voovuu/voovuu-pub/server/index.js sasa 1086 0.3 0.4 11595744 75040 ? Ssl Jun15 5:47 node /home/sasa/@mikosoft/dodo-examples/server/index.js sasa 1089 0.3 0.3 1099612 65208 ? Ssl Jun15 5:39 node /home/sasa/dex8/dex8-worker/starter.js sasa 1159 0.3 0.3 1099616 64768 ? Ssl Jun15 5:38 node /home/sasa/dex8/dex8-worker/starter.js sasa 1160 0.3 0.3 1099612 63820 ? Ssl Jun15 5:38 node /home/sasa/dex8/dex8-worker/starter.js sasa 1241 0.3 0.3 1100952 63376 ? Ssl Jun15 5:35 node /home/sasa/dex8/dex8-worker/starter.js sasa 1242 0.3 0.4 22278076 76412 ? Ssl Jun15 5:52 node /home/sasa/dex8/dex8-worker/starter.js sasa 1323 0.3 0.3 1099612 64472 ? Ssl Jun15 5:36 node /home/sasa/dex8/dex8-worker/starter.js sasa 1324 0.3 0.3 1099616 64188 ? Ssl Jun15 5:36 node /home/sasa/dex8/dex8-worker/starter.js sasa 1398 0.3 0.3 1099616 64544 ? Ssl Jun15 5:36 node /home/sasa/dex8/dex8-worker/starter.js sasa 1400 0.3 0.3 1099612 64128 ? Ssl Jun15 5:38 node /home/sasa/dex8/dex8-worker/starter.js sasa 1465 0.3 0.3 1099616 64708 ? Ssl Jun15 5:35 node /home/sasa/dex8/dex8-worker/starter.js sasa 1475 0.3 0.6 11810084 105652 ? Ssl Jun15 6:13 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index. www-data 78527 0.0 0.0 2608 536 ? S 05:28 0:00 sh -c ps -aux | grep node www-data 78529 0.0 0.0 3304 732 ? S 05:28 0:00 grep node