Web performance is a crucial aspect of web development. There are huge amounts of articles focusing on optimizing techniques, merely diving into the inside. However, we should know: optimizing is compromising.

Data analytics is a vital procedure for decision-making. It normally just means an interface to a frontend developer. However, when it comes to designing a data analytics system, it's a whole different story.

Test automation is a must-have for a project, but somehow not being taken seriously. In this article, I will explain why we need auto-testing and how to implement it in a project.

Developing a Chrome extension is not only necessary for upgrading devloping skills, but also a sharp knife for some certain problems. In this article, I will guide you through the process of how I created a simple Chrome extension -- HostsWitch.