javascript - Use the web to record a video of about ten seconds, which is compatible with various browsers. Are there any methods to achieve this?

Currently, webcam.js is used to implement the camera function, which is compatible with various browsers. Currently, there is a new demand for recording. However, I looked at the github project address and it seems that video recording is not supported. What methods can be used to do this? The h5 AP...

滿天的星座 2017-06-26 10:58:42 0  2  930

URL jump error, method does not exist: app\index\controller\User->{:url('index())

Video 10-3 Preliminary implementation of the user registration function, starting at 27:10, after the url jump in the video is changed to the url method, an error is reported: The method does not exist: app\index\controller\User->{:url('index( ), and then the address bar on the browser looks stra...

mooncake 2019-04-26 11:16:17 0  2  1965

How does js control the display style of a control by determining whether the access request comes from a mobile device?

Hello everyone. I am a novice in front-end development. I recently learned to make a very ugly website, which is mainly used to download Weibo videos, Miaopai videos, etc. The function I want to achieve is: on all pages of this website for downloading Weibo videos and Miaopai videos, if accessed fro...

漂亮男人 2017-05-19 10:25:08 0  2  495

Using the overlayMapTypes feature in react-native-map

Image duplication is not working url tile is server side image same image is displayed more than 100 times this code is for web, how to implement in react-native, I am using react-native-map/***@license* Copyright 2019 Google LLC . *SPDX license identifier: Apache-2.0*/functioninitMap(){constmap=new...

P粉253518620 2023-08-18 14:49:57 0  1  571

How to allow chrome extension to access his path and files

I'm making an Opera extension and I want to get some images stored in the extension's path. What this plugin does is, on a specific web page, change the background image URL and some icons to custom icons within the extension. However, when I run the script, everything becomes invisible, meaning it ...

P粉644981029 2024-02-26 23:12:34 0  1  792

javascript - Problem using video as page background

I prepared three things, one is a solid color div background, one is a screenshot of the first frame of the video, and one is a video. What I want is that if the video cannot be loaded successfully, use a screenshot instead. If the screenshot cannot be loaded successfully, use a solid color div inst...

阿神 2017-05-18 10:46:57 0  3  824

javascript - How to call the timer in the stored variable in carousel JS

{Code...} The reason is that I recently wanted to implement a full-screen carousel function, and then I queried a lot of information and referenced the codes of many websites, and then I found that most of them were obfuscated codes... I couldn't understand it. Then I created a primitive and crude c...

女神的闺蜜爱上我 2017-07-05 11:08:40 0  1  993

javascript - How to convert .html files into canvas using nodejs

1. There is a page that needs to be converted into canvas. Part of the content in the page is generated by JS. Now you need to use nodejs to convert this page into a picture. How to implement this function?

滿天的星座 2017-06-06 09:52:47 0  1  553

JavaScript Basics Notes

JavaScript1. The relationship between JS and DOM. The browser has the function of rendering html code. The html source code is formed into a DOM object in the memory, which is the document object. There is a JS interpreter/execution/engine inside the browser. For example, chrome uses the v8 engine. ...

只是没有如果 2018-11-19 20:33:14 0  0  1100

javascript - How to achieve the horizontal sliding deceleration effect of the mobile website navigation bar

The navigation bar of the mobile version of major websites can generally slide horizontally. After touching and sliding away from the mobile phone screen, there is a decelerating sliding effect. I really like this function. I searched a lot on the Internet and all I found were introductions to js to...

给我你的怀抱 2017-06-28 09:27:42 0  1  907

Android+PHP. Live broadcast function implementation

Which teacher can provide a tutorial on how to implement the live broadcast function? Just display the video and sound, nothing else! I checked the information and it seems that it is first collected, then encoded, uploaded and decoded. So the question is, if the video is pushed every three seconds ...

iApp 2020-07-27 00:10:21 0  0  889

where is the problem? This simple html/PHP form works fine when tested locally but fails on the live server

I want to add a "Send Message" form to an existing website. I found this tutorial: PHP Contact Form I reviewed the code from the tutorial, learned how it works, and then programmed it. I got it running and tested it all on my PC and it works perfectly. I then put it on the server as part o...

P粉060528326 2023-09-05 17:03:39 0  1  544

javascript - It is possible to call the photo album or take pictures or record short videos and upload them on the mobile webpage. Has anyone done related functions? Please let me know. It can be used for projects. Urgent! ! !

Are there any related plug-ins or demos? My project was developed using VUE.

欧阳克 2017-06-22 11:53:47 0  7  1126

Ways to fix issue 2003 (HY000): Unable to connect to MySQL server 'db_mysql:3306' (111)

I recently tried to containerize my FastAPIPython server (also for replication/doubling purposes). Before, I had just a MySQL server in a Docker container and everything was fine, but when I also made my web server a service, it couldn't connect to the MySQL server, so now the application doesn't wo...

P粉178132828 2023-09-05 11:18:47 0  1  822

Experiment with sorting after query limit

So this is my first question here, please forgive me if something is wrong. I'm trying to make a sort query based on constraints. So there is a Customers table with 90 records. I want to first perform a query limited to 3 records, and then sort the results of this query by a column called ContactNam...

P粉237125700 2023-09-05 14:46:42 0  1  724

CSS Grid: Create new row when child content overflows column width

I have a two column layout based on CSS grid. When the content of the second column exceeds 1fr I want to create a new row. As it currently stands, the content simply overflows the column. One requirement of this layout is that the items in the right menu column are in one row. I achieve this with: ...

P粉212114661 2023-09-05 15:18:28 0  1  615

PHP full text search functionality using AND, OR and NOT operators

Newbie question: I'm trying to implement a full text search on a search string using php and eloquent. $searchstring="+(victimsuspect)+crime-covid";$searchresult=RssItem::whereRaw("MATCH(description)AGAINST('$searchstring'INBOOLEANMODE)")->ge

P粉076987386 2023-09-05 15:06:32 0  1  577

Shortest way to convert all PHP types to string

I'm writing a general system that I hope can one day be applied to fields like medicine (i.e. it's "scientific"). I think the best way is to represent all the data in php with strings (true will be "true", false will be "false" and so on). The reason for this is that in...

P粉369196603 2023-09-05 15:34:44 0  1  1003

How to get average of DATETIME column in MySQL while grouping by other columns

I'm creating and populating a MySQL table using the following query: SETtime_zone='+00:00';CREATETABLEtimestamp_n_datetime(idINT,timeDATETIME,avg_timeDATETIME);INSERTINTOtimestamp_n_datetime(id,time,avg_time)VALUES("1","2023-01-0310:

P粉460377540 2023-09-05 11:46:21 0  1  506

Multi-device (mobile phone) synchronization - React Native

I'm trying to create a Lightshow that will launch on all users' mobile devices at the same time (can have up to 2000-3000 users). All users will use the Internet (Wi-Fi or mobile data). In our FE we use Apollo for subscriptions and it works like a charm. But the problem is, user A can get subscribed...

P粉151466081 2023-09-05 11:58:38 0  1  698