A Guide to Robots.txt
Posted on September 17, 2016 by Dimitar Ivanov
Learn how to allow access of search engine spiders/bots to crawl your website. How to disallow access of web crawlers to prevent a URL to being indexed using a robots.txt.
HTML Comments
Posted on September 4, 2016 by Dimitar Ivanov
Find out why the HTML comments can slow down your web page loading time. Learn why you should avoid using HTML comments for better performance.
Optimize CSS Delivery
Posted on July 22, 2016 by Dimitar Ivanov
Learn how the optimization of CSS delivery improves a web page performance. These 8 simple rules for CSS could speed up dramatically your website.
Detecting device location with JavaScript
Posted on July 16, 2016 by Dimitar Ivanov
Learn how to detect a user device location with HTML5 Geolocation API in practical examples. See the industries that could benefit from geolocation position information.
Page Visibility
Posted on June 27, 2016 by Dimitar Ivanov
Knowing the visibility state of a document benefits the performance of the web app. Learn how to use the Page Visibility API to optimize the use of server resources.
HTML5 Desktop Notifications
Posted on June 4, 2016 by Dimitar Ivanov
Learn how to use the Notifications API for displaying HTML5 desktop notifications. A detailed tutorial that explores web notifications with practical examples.
HTTP Headers for Wordpress
Posted on May 15, 2016 by Dimitar Ivanov
Learn how to secure your WordPress blog using the HTTP headers plugin and how to overcome the limitations of the same-origin policy.
React Calendar Component
Posted on May 1, 2016 by Dimitar Ivanov
A brief tutorial that describe how to create a simple calendar widget with the Facebook's React library.
Optimize cached images
Posted on April 25, 2016 by Dimitar Ivanov
Learn how to optimize cache images to improve the user experience. Image cache optimization in 5 easy steps.
Method Chaining
Posted on April 19, 2016 by Dimitar Ivanov
Learn how the method chaining works and how to use them for invoking multiple consecutive method calls.

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