JavaScript optimization Archives - WebSiteOptimization.com

Third Party Services Slow Website Performance

Over the past few years, ecommerce sites have made a concerted effort to improve their shopping experience. Most ecommerce sites employ third party gizmos to add features like chat, recommendations, reviews, personalization and localization. The problem is, these third party scripts extract a cost: inconsistent website performance. The Growth of Third Party Services With the …

The Tracker Tax: How Third Party Trackers Impact Website Speed in the United States

Personal consumer data has become the oil of the 21st century. American companies are expected to spend close to $20 billion on consumer data in 2018 (New York Times 2018). Data trackers are the main way advertisers gather this valuable consumer data. Trackers are small JavaScripts used by advertisers like Google and Facebook to monitor …

Healthcare.gov One Year Performance Review

Millions of Americans wanting to enroll in Obamacare use the healthcare.gov official website. Just over one year ago, health care consumers were directed to log on to the healthcare.gov website starting on October 1, 2013. The healthcare.gov website experienced growing pains after its initial launch. Starting November 15, 2014 citizens were directed to the healthcare.gov website to enroll or reapply to avoid penalties for not having “minimum essential coverage.” This article compares the website performance of healthcare.gov one year later. How does the popular site fare after one year of improvements?

Upgrade to a Faster Server

By now, everyone knows the value of speed on the Web. Higher conversions, less frustration, more loyalty, and as of 2010 higher rankings on Google can all be had with a faster web site. You can, of course, optimize your content for more speed. But how much does the performance of your hosting effect the speed of your website? This article tests the effects of a new screamingly fast server on a client’s website.

WordPress Performance Optimization – speed optimize wordpress websites

WordPress is a very popular CMS used for websites. Offering an intuitive interface to manage and update websites WordPress is justifiably popular. However, WordPress sites can be slow, which can harm conversions and search engine rankings. This article explores the most frequent performance issues with WordPress sites and offers some solutions.

Speedy Mobile Sites Impact Google Search Rankings

Google is now factoring in mobile friendly web designs and mobile site speed into their search engine rankings. With the growth of mobile devices surfing the Web (some sites we’ve tested have more than 40% of their traffic from mobile devices) Google wants its search engine users to experience the full richness of the Web by rewarding sites with fast mobile-friendly designs.

Use a Website Accelerator – testing automated web performance optimizer radware fastview

There are a number of automated ways to speed up your website. Web developers can deploy both software and hardware solutions to speed up their website automatically. By embedding best practices into code, vendors can speed up websites without the need to involve developer resources. This article evaluates Radware’s Fastview web acceleration hardware. Some other solutions are listed below.

Healthcare.gov Performance Review – website speed audit of healthcare.gov affordable care act obamacare

The Affordable Care Act began enrollment on October 1, 2013 for health care coverage beginning on January 1, 2014. Health care consumers are directed to log-on to the healthcare.gov website (see Figure 1), call, or show up in person. Over 2 million people have accessed the site in the first two days, many experiencing errors or delays (which the media is characterizing as “glitches” and “growing pains”). Let’s take a closer look at the healthcare.gov website to see how its performance can be improved.

Optimize Start Render Time – web page optimization of start rendering times

Start render optimization takes place before the first content appears to the user, and is critical for good HCI feedback. A fast start render time gives the user visual feedback
that the web server is responsive. Ideally you want a start render time (and useful content
display) of under 1-2 seconds (see Website Optimization Secrets for details). The start render (the time it takes for the first visible changes to appear) is composed of Time to First Byte (TTFB) connect time, server response time, processing objects in the HEAD of your document, and initial page parsing and rendering. Optimizng your start render time is a matter of optimizng each of these delay components.

Localize External Resources – The Perils of Off-Site Widgets

Third-party widgets abound these days on the Web. Widgets, typically implemented with a snippet of JavaScript, are an easy way to add useful functionality to your website. The problem with all these widgets is they can cause indeterminate delays if any third party servers are slow.