javascript - Use H5 technology to implement a barcode similar to WeChat, Alipay, and click full screen and automatically switch to landscape mode?

As title. I developed an APP using H5+. Clicking on the QR code has been implemented. How to better achieve the effect of clicking on the barcode to enlarge and horizontal screen is similar to the payment interface of Alipay and WeChat? Figure 3. I didn't do it well. I beg you all to provide elegant...

扔个三星炸死你 2017-06-14 10:50:51 0  3  1240

javascript - How to disable content image resizing in tinymce editor?

As the title states, tinymce is currently used as the editor for sending Weibo content. After inserting a picture, I found that I can change the size by clicking on the picture, that is, four dots appear, and I can zoom in and out of the picture. How can I disable this?

巴扎黑 2017-07-05 10:41:20 0  1  1190

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  1117

How can I make text turn into a new element (like a divider) when clicked?

I'm trying to find a way to make certain text on the page turn into separators/new elements when clicked. I don't know how to explain it, but like, imagine an image with a title below it - click the title, and then the image above becomes like a text box/different images/scrollable separator. I'm tr...

P粉872101673 2024-04-04 11:21:03 0  1  3808

Place interactive markers on images using React

please help. I have an image like the one below that is displayed on the home page (a larger image). Note that the "FORGE" house has a white and blue marker with a black arrow in the middle. The same goes for "rental" homes. Each of these markers will act as an interactive button...

P粉896751037 2023-09-08 21:25:41 0  1  843

How to insert collapsible elements into Flexbox layout

I have a flexbox layout with an image wrapped around it and I want to display some information when the image is clicked. The information should appear between the row containing the image and the row directly below it, without moving the "column". This is the type of effect I want: http:/...

P粉366946380 2024-03-19 23:20:59 0  2  386

javascript - How to use this js?

{Code...} I want to use this image in the htm file. Click to enlarge the js, and then use this code directly in the htm. {Code...} How to use this together? Use the above code directly in the htm, and then call This js

習慣沉默 2017-05-19 10:47:33 0  1  694

javascript - Why does this work locally but not on the server?

I created an html file locally, put the following two codes into it, and then it ran normally. Why doesn't it work on the server? What's the reason? I can zoom in and out the image normally locally and run it on the server, but clicking has no effect? {code...} {code...}

ringa_lee 2017-05-19 10:47:15 0  2  926

Change image via onclick() function

I want to change one picture to another when clicking on the object. The code is stacked in the following order: What I want is that when I click, the image is replaced with a colored version of the image, i.e. another image. Now, I know I can do it using JQuery/JS. But I don't want to add a lot of ...

P粉242535777 2023-08-18 08:53:28 0  1  501

css - How to solve the problem of float elements falling

I want to achieve this effect, but the current code is like this {code...} {code...} I want to ask how to solve it. I read a lot of replies about the width problem. After I change the width, the background image of the div is displayed. Not complete. Is there any way to scale the photo proportionall...

怪我咯 2017-05-16 13:36:42 0  7  1240

JavaScript implements smooth transition from thumbnail to full-width image page

http://manifesto.clapat.com/ If you click on any item on the home page, you will transition from a thumbnail to a full-screen image that will become the title of that item's page. How are these transition effects created and what would be the best way to implement them using internal routing instead...

P粉536532781 2023-09-15 22:09:37 0  1  970

How to allow users to upload or change images on one page and display them on another page?

How to let users upload pictures on one page and then display them on another page? The user can change the image and it will change in other pages as well. Also, I'm talking about using php/js/jquery/mysqli whatever works best. (I'm just a beginner in this field, so I'd appreciate it if you use som...

P粉298305266 2024-04-01 18:33:31 0  1  524

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  829

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  730

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  619

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  581

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  1009

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  508

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  701