Blog

Insights and advice for improving web performance.

WordPress Cache Enabler Plugin Updates

WordPress Cache Enabler Plugin Updates

In October 2015 KeyCDN released a free WordPress caching plugin called Cache Enabler. We did this because we wanted to give back to the WordPress community in the offering of a caching solution that was not complicated and most importantly, free. This plugin was initially released as a lightweight caching plugin that was able to speed up WordPress websites by generating static HTML files that could then be minified and even converted for WebP support.

November 19, 2020 Read more
Image Processing Insights

Image Processing Insights

Optimization and delivery of images play a key role in web development. KeyCDN has significantly simplified the way images are transformed and delivered with our Image Processing service. Our solution doesn't require any change on the origin server. Today, there's no more reason for not using the next-generation image format WebP and optimizing images all the way through. It improves the user experience, results in less bandwidth usage, and makes your website faster.

September 3, 2020 Read more

Web Standards

Web standards are best defined as guidelines developed by the World Wide Web Consortium W3C to promote consistency in design code which makes up a web page. These standards, while not enforceable by law, have a great deal of benefit to both web developers and web surfers alike. Maybe the best phrase to describe web standards is a set of standardized "best practices" for building websites. While the following list is not exhaustive, these best practices consist primarily of the following three things:

July 2, 2020 Read more

Popular Vim Commands - Comprehensive Vim Cheat Sheet

Vim was made available in 1991 and is a free, open source software. Available both as a command line interface and as a standalone program with a GUI, Vim is a text editor that is a modal version of the vi editor created for Unix in the 1970s; Vim stands for vi improved. While it was designed with Unix in mind, versions of it are available for most operating systems and Vim is also available for Android and iOS smartphones.

June 25, 2020 Read more

Block Referrer - Blacklist Unauthorized Requests

The feature Block Referrer is now available! This allows the blacklisting of domains that are hotlinking content. Previously, only referrer whitelisting was available, which required all necessary domains related to the Zone to be added. This new feature can be enabled in just a few clicks and can result in significant costs savings if the content is hotlinked on other websites. An unauthorized request will result in an HTTP 403 error and the asset will not be delivered.

June 18, 2020 Read more

Push Zone Supports WebP and Brotli

The feature WebP caching and Brotli compression is now also available for Push Zones! WebP caching is automatically active once Image Processing is enabled and will transform images to WebP if the client supports the format. Image hosting in combination with WebP has never been easier. Brotli compression is now also enabled for all Push Zones by default which results in great performance improvements. The feature allows to upload assets with custom compression.

May 6, 2020 Read more

JavaScript Libraries

JavaScript is an integral part of any web application and its importance continues to grow. With the expanded demands, an easier means to interface with JavaScript in web development became increasingly important. Web developers could, if they wanted to waste a lot of time, continue to write their own code for everything they needed. On the other hand, a good programmer knows when to use a code that has already been written by someone else but works for their current need.

April 16, 2020 Read more

CSS Import

Cascading Style Sheets (CSS) are the design foundation of most websites. It describes how the elements should be rendered on screen. This is where the CSS @import at-rule steps in to help. The @import rule tells the CSS engine to import an external style sheet into another style sheet. This allows style rules from a style sheet to be added to another style sheet. This rule can also be used in combination with media queries to import a style sheet based on the device type.

March 5, 2020 Read more

Push Zone Supports Image Processing

Push Zones are now seamlessly supporting Image Processing! This allows global image hosting without having the images hosted on another origin server. The complete feature set of Image Processing is now also available for Push Zones. It only takes a few steps to upload and transform images. Our edge servers are directly linked to our global storage cluster, which ensures faster loading times of images. This is ideal for delivering images of any size with low latency regardless of where the user is located.

February 13, 2020 Read more

RUM vs APM

In the world of application development, there are two acronyms professionals must be familiar with to be successful: RUM and APM. These acronyms, which stand for real user monitoring and application performance monitoring, are software monitoring processes essential to measuring and evaluating applications in many different areas. Developers use APM as part of a broader strategy to ensure certain goals are met while RUM is a more narrow tool to support that strategy.

January 23, 2020 Read more
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