![]() ![]() Using assetic is beneficial for reducing number of HTTP request as well as number of data that is transferred during request / response tango. Performance optimisations for silver.eShop and eZ Platform/eZ Studio based sites AsseticĪssetic helps us compress and concat CSS and JavaScript files. reduce number of HTTP requests (CSS, JavaScript, images, Fonts, etc).concatenate (merge multiple into one) CSS and JavaScript files.compress (uglify) CSS and JavaScript files.In order to improve performance there is a lot factors including: These numbers show clearly how important performance optimisation is. Look how big number is taken by images.Ĭomparing those stats we can clearly see that as developers we write more CSS, JavaScript but the biggest numbers comes to images size which is about 200 kB bigger every year. No matter if it’s CSS, JavaScript and especially images. As you can see every year amount of data per asset type is growing. Here’s a chart with last 3 years compared. Source: Comparison of asset sizes over the last years As of June 2016 an average page size is 2.4 mB (2486 kB) which is quite a lot considering considering the above mentioned 65% digital media time and the still expensive mobile data plans. IntroĪs web developers we are responsible for delivering content fast, keeping in mind the balance between speed and quality of all the assets including text. They are also interesting for content sites using eZ Platform/eZ Enterprise. ![]() He also shows in detail how the front-end team has optimized the performance of our Symfony based shop. Our front-end developer Marcin Krzemiński has taken the time and compiled some interesting statistics regarding file sizes and delivery times. Google has reacted early on by figuring in page load times as one of their many ranking factors. Delivering as much high quality content as possible with the least of amount of data therefore seems to be more important than ever. This relies on an enormous amount of pictures, videos, sounds and graphics. At the same time modern web design for the last couple of years has been focussing on establishing a story telling approach, building brand worlds and delivering real life experiences online. Nonetheless mobile data plans still come with a steep price tag and are limited in data volume. Statistics from a fairly recent Comscore report show that mobile usage now represents 65 percent of all digital media time. ![]()
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