Slava · July 7, 2013 07:55
diff --git a/meteor-array-fetch-no-rerendering.html b/meteor-array-fetch-no-rerendering.html
 <head>
  <title>testappp</title>
 </head>

 <body>
  {{> hello}}
 </body>

 <template name="hello">
  <h1>Hello World!</h1>
  <ol>
  {{#each top5Things}}
    <li>{{this.x}}</li>
  {{/each}}
  </ol>
 </template>
diff --git a/meteor-array-fetch-no-rerendering.js b/meteor-array-fetch-no-rerendering.js
 things = new Meteor.Collection("things");

 if (Meteor.isClient) {
  
  Deps.autorun(function () {
    Session.set("top5", _.sortBy(things.find().fetch(), function (thing) { return thing.x; }).slice(0, 5));
  });
  Template.hello.top5Things = function () {
    return Session.get("top5");
  };

  Template.hello.rendered = function () {
    console.log(new Date);  // this will print every time the template is rerendered
    // if you see new log every two secs, it means it rerenders even if the result didn't change
    // if you see new log every four secs, it is good :)
  };
 }

 if (Meteor.isServer) {
  Meteor.startup(function () {
    things.remove({});

    // Pre populate data
    _.times(5, function (x) {
      things.insert({ x: x });
    });

    // Insert new thing every 2 seconds
    var sign = -1;
    var next = 6;
    
    // Every *second* time (every 4 secs) the insert should trigger the rerender on client side
    Meteor.setInterval(function () {
      things.insert({ x: next*sign });
      sign *= -1;
      next++;
    }, 2 * 1000);
  });
 }
	things = new Meteor.Collection("things");

	if (Meteor.isClient) {

	Deps.autorun(function () {
	Session.set("top5", _.sortBy(things.find().fetch(), function (thing) { return thing.x; }).slice(0, 5));
	});
	Template.hello.top5Things = function () {
	return Session.get("top5");
	};

	Template.hello.rendered = function () {
	console.log(new Date); // this will print every time the template is rerendered
	// if you see new log every two secs, it means it rerenders even if the result didn't change
	// if you see new log every four secs, it is good :)
	};
	}

	if (Meteor.isServer) {
	Meteor.startup(function () {
	things.remove({});

	// Pre populate data
	_.times(5, function (x) {
	things.insert({ x: x });
	});

	// Insert new thing every 2 seconds
	var sign = -1;
	var next = 6;

	// Every second time (every 4 secs) the insert should trigger the rerender on client side
	Meteor.setInterval(function () {
	things.insert({ x: next*sign });
	sign *= -1;
	next++;
	}, 2 * 1000);
	});
	}