1.What is cross-site scripting (XSS)（1）conceptCross-site scripting (also known as XSS) is a web security vulnerability that allows an attacker to compromise the interactions that users have with a vulnerable application. It allows an attacker to circumvent the same origin policy, which is designed t ... More >>

What are WebSockets?The WebSocket protocol was born in 2008 and became an international standard in 2011. All browsers already support it. WebSockets are a bi-directional, full duplex communications protocol initiated over HTTP. They are commonly used in modern web applications for streaming data an ... More >>

IntroductionI believe there are a lot of people like me are halfway front-end development, when it is to find a training institution to train a four or five months out to find a job, so the basic part of the front-end Js mastery is very weak, although the work is found, but in the daily work of many ... More >>

Today's positive energy: When strange needs are made more and more, it proves that your vision is also becoming broad. Product Manager: Add a requirement that if a user's computer device is running out of power, I have to warmly tell him it's time to plug it in. Front-end Atta ... More >>