recently, I have been trying to take a screenshot of a web page. I have an idea that js can get the color of a coordinate point on the page , similar to the color picker , or the screenshot tool . canvas can get the color of a coordinate in the ar...
recently, a terrible incident happened. After I opened QQ Mail s web page and logged in, I found that a strange QQ Mail logged in and saved my password. My heart thumped for a moment. No one used my computer recently. When was this saved? I ve been wr...
Hello everyone, we now have many micro-services, and now we want to develop a unified platform. After logging in through this platform, we can click on the service you want to enter and use it directly after logging in through this platform. but now th...
my problem has been solved. It is the timeout of webpack s proxy default setting. Just modify the default timeout. the following key points: timeout: 1920000, detailed configuration: proxyTable: { timeout: 1920000, } }, fo...
problem description the Wechat browser of weui uploader component cannot select multiple images on Android. IOS can be selected more than one, but Android cannot be selected more than one. what result do you expect? What is the error message actual...
based on react-semantic-ui, I assembled a Table component that can search and change pages. is called < PaginatedTable > . working example: https: codesandbox.io s 23q6. use as follows <PaginationTable items={[ { id: 1, ...
definition in W3C : Floats, absolutely positioned elements, block containers (such as inline-blocks, table-cells, and table-captions) that are not block boxes, and block boxes with overflow other than visible (except when that value has been ...
I wrote all the js about the smart contract in a js, and then called it with the js of the page. The callback function does not return a value. Public js written by oneself index.js localhost ...
I hope that Class B cannot be compiled like Class C. Class C compiles an error as follows: Type { name: string; some: string; } is not assignable to type Info . Object literal may only specify known properties, and some does not exist in ty...
localhosthttp,httphttpshttp the local environment is wamp apach2.4.33 the browser is Google 67.0.3396.99 apach has not set the configuration for http to automatically jump to https ...
before Mini Game jumped out, many bosses cracked Mini Game data transmission, directly modifying scores, simulated clicks, and so on. I would like to ask what is a good method. When doing some clicks, how to prevent the front end from being cracked and f...
after using webpack, to configure for the first time, the result of running npm run dev was wrong. After searching a lot of information on the Internet, we can t solve it. Ask the elders to give us some advice. Thank you very much! error content n...
I recently read the use of jwt, and I also used jwt as single sign-on authentication in the small project I wrote, and the back end is nodejs. I ve thought of the principles of csrf,csrf and jwt, and I know pretty much about it, but my question is, can...
use flv.js to play videos in http-flv format A browser can only play 6 videos, but the seventh browser cannot play . Turn off one of them, and the seventh can play right away. What is the reason for this? did not find relevant clues on the Internet, a...
use the clear attribute on a block-level element so that the left or right or both sides of the block-level element are not adjacent to the floating element; CSS1 and 2 implement the function by increasing the margin-top, while CSS2.1 adds a clear area ...
as the title ...
topic description: here is a problem found when trying to use the introduction of Vue to implement the function of Element-UI. The example on the official website of Element-UI uses the syntax of JSX to achieve this function. However, due to environme...
problem description ffmpeg compiler error undefined reference to `avformat_version wrote a test code using ffmpeg-4.0.2-win64-dev downloaded from ffmpeg s official website, but failed to compile ** * test.c * -sharpinclude <stdio.h> ...
I do a Mini Program to calculate the temporary password. According to everyone s help, the following code is written. After running, the form can be displayed, but there is an error: app.js code is as follows: const app = getApp() const mSecDataTempP...
vue-cli with webpack project, the development environment is normal, Android can run after launch, but after testing in the phone below ios11, the screen is white. I tested it with safari browser and the error message is SyntaxError:Unexpected token co...