simerwang

摘要： 做前端开发这几年来，我一直对网络技术的知识懵懵懂懂，虽然工作中真正用到网络方面的东西也不算很多，但是遇到一些网络或请求错误时， 处理起来总觉得有些吃力。最近抽时间读了一本网络技术基础书本，为了巩固这些知识，在这里写下来，以便梳理自己的思路，也备以后回来复习。如有错误或者疏漏，请多多指教。 网络是一个 阅读全文

摘要： Problem If you view a canvas page in high-DPI screens(retina), maybe you will find that the canvas pictures become blurry. what results in that? It's 阅读全文

摘要： Pixels The pixel is a display unit of the smallest possible “spec” that your screen (be it a computer, phone laptop, TV…etc) can show, while pixel is 阅读全文

摘要： Icons in website Website icons support the user interface, making it more visually appealing. Website icons are visual cues that help communicate conc 阅读全文

摘要： What is xdotool？ It is a simulator of mouse and keyboard actions. It stands for Linux system. By running the code, xdotool can executes a series of mo 阅读全文