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Based on video JS usage problem These problems are encountered in my project. My project is to set problem points for video. Users can't click the progress bar to fast forward when watching. They can fast forward what they have seen. When they encounter problem points, they will pause and pop up questions. If they answer correctly, they can co ...

catalogue 1, Building a virtual web host 2, Domain name based virtual host 3, Options instruction interpreter 4, AllowOverride instruction interpretation 5, IP address based virtual host 6, Apache connection retention 7, Building Web virtual directory and user authorization restrictions 1, Building a virtual web host Virtual web host ...

The text and pictures of this article come from the network, only for learning and communication, and do not have any commercial purpose. If you have any questions, please contact us in time for handling. Start body Requests library is the most important and common library in Python crawlers. You must master it Let's meet this library R ...

I XSSI vulnerability principle Homology strategy Homology policy is the most basic and core policy in Web application security model. Now all browsers that support JavaScript will use this strategy. The so-called homology means that the domain name, protocol and port are the same. The same origin policy stipulates that client scripts (ja ...

preface Recently, I was working on a Web project. At first, I used Spring boot + Spring security, and then found that Spring security was too bloated (maybe I haven't used it yet). Just now, a WeChat official account tweeted me into the Token authentication mode. After understanding it, I thought it was very useful, so I began to change it ...

preface Don't be afraid of the unknown, don't be afraid of making mistakes, be a Creator! 1, Introduction HTML/Hyper Text Markup Language (Hypertext Markup Language), a front-end development technology, is used to control the Web page structure in Web development. 1. Language grammar < tag > content < / tag > The label symb ...

CSS selector CSS selectors are usually used to control the overall style of elements in web pages (< body >), written under the < style > < / style > tag in the < head > < / head > tag Common CSS selectors can be arranged as follows according to priority: ! Important > inline style > ID selector > class ...

0x00 Preface Sort out the loopholes circulating about ueeditor. "Full demo" Recently, UEditor is often encountered when mining SRC in the education industry. As shown in the figure below, it is a website using the PHP version of ueeditor (. pdf file is provided by the website with online preview): The access path for browsing files i ...

source Course - KuangStudy Learning companion - big front-end advanced - Chapter learning - KuangStudy - Articles The most easy to understand explanation of big front-end skills must be read! The fastest time to learn about NodeJS, Npm, Es6, Babel, Webpack and modular use. From now on, there is no fear of front-end code! 1. Front end develo ...

Unsafe captcha Low The first is to analyze the code. The code is a little long and has not been analyzed before, so it takes a little longer. <?php if( isset( $_POST[ 'Change' ] ) && ( $_POST[ 'step' ] == '1' ) ) { // Hide the CAPTCHA form $hide_form = true; // Get input $pass_new = $_POST[ 'password_new' ] ...