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Building Single-page Web Apps with Meteor

You're reading from   Building Single-page Web Apps with Meteor Build real-time single page apps at lightning speed using the most powerful full-stack JavaScript framework around

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Product type Paperback
Published in Jan 2015
Publisher
ISBN-13 9781783988129
Length 198 pages
Edition 1st Edition
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Author (1):
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Fabian Vogelsteller Fabian Vogelsteller
Author Profile Icon Fabian Vogelsteller
Fabian Vogelsteller
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Table of Contents (15) Chapters Close

Preface 1. Getting Started with Meteor 2. Building HTML Templates FREE CHAPTER 3. Storing Data and Handling Collections 4. Controlling the Data Flow 5. Making Our App Versatile with Routing 6. Keeping States with Sessions 7. Users and Permissions 8. Security with the Allow and Deny Rules 9. Advanced Reactivity 10. Deploying Our App 11. Building Our Own Package 12. Testing in Meteor A. Appendix Index

Lazy loading posts


Now that we've gone through these simple examples, let's put them all together and add a nice lazy load feature to our posts' list on the front page.

Lazy loading is a technique that loads additional data only when the user desires it or when they scroll to the end. This can be used to increase page load, since the data to be loaded is limited. To do this, let's perform the following steps:

  1. We need to add a lazy load button to the bottom of the list of posts on the front page. We go to our home.html file and add the following button at the end of our home template, right below the {{#each postsList}} block helper:

    <button class="lazyload">Load more</button>
  2. Next, we will add the publication that will send a flexible number of posts to our publications.js file, as follows:

    Meteor.publish('lazyload-posts', function (limit) {
      return Posts.find({}, {
        limit: limit,
        fields: {
          text: 0
        },
        sort: {timeCreated: -1}
      });
    });

Basically, it's a combination...

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