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javascript - How to implement the drag-and-drop function of jquery ui to stop drag-and-drop when certain conditions are met

As shown in the picture, I can drag the small dot in the lower right corner to zoom the image. Since the zoom function of jquery ui cannot be satisfied, I wrote this myself. Now I need to drag the small dot in the lower right corner to the position in Figure 2. , you can no longer continue dragging ...

某草草 2017-05-19 10:42:24

post-php interface development error debugging problem

When developing with PHP, var_dump is generally used to print debugging errors, which is simple and clear. But when doing interface development or jquery data interaction, debugging is not convenient, especially when I don’t know what the data posted or the value fed back is. I don’t know if there i...

扔个三星炸死你 2017-06-27 09:17:37

ReactJS design roadmap timeline

So I have the design I want to do. Basically it's a timeline that goes from the bottom left corner to the top right corner of the page. Additionally, I need to place some div elements between the rows. I also want it to be responsive, specifically the length of it will be reduced, but I still want t...

P粉563446579 2024-03-29 11:31:47

Absolute position but relative to parent

I have two divs inside another div and I want to use css to position one child div to the top right corner of the parent div and the other child div to the bottom of the parent div. I.e. I want to use absolute positioning for the two child divs, but position them relative to the parent div rather th...

P粉395056196 2023-10-11 12:04:14

The element must disappear when the page nears the end

I have this JS code for adding and removing classes when scrolling down from the top of the page, but what I want to do is disappear when you get close to the end of the page or go back to revert to the old state after some scrolling (e.g. from the right: 7px to right: -150px). I copied the same JS ...

P粉463418483 2024-03-29 23:04:00

Insert HTML formatting into email body using Suitescript

I've written a script that will send an email alert if a certain type of product is missing from an offer. Very simple and clear. Now I just want to include some basic information in the email like sales rep and department. I know I can use +repName etc like below. However, when I do this, there are...

P粉038161873 2023-09-09 20:41:10

CSS drop cap image, text aligned in white space

I don't think this is an everyday dropcap situation. My capital "S" is an image like this: Note that the actual image extends all the way to the upper column. The top bar is part of the same image, containing the large S and the drawing to the left of the S. I colored the background blue s...

P粉415632319 2023-09-05 21:42:04

Place DIV elements within the SVG viewport

How to position HTMLDIV elements relative to SVG elements? I'm using D3 to generate an SVG chart: I want to add a dropdown next to the legend in the lower right corner. I do have the corresponding element (a normal HTMLDIV element) but I don't know how to position it correctly on the chart. I unders...

P粉803444331 2023-09-07 17:48:48

javascript - After successfully generating a QR code using qrcode, a blank page opens when scanning the QR code with a mobile phone. How to implement the transfer in the picture below? Prompts the user to open the browser download in the upper right corner

(www.sf.gg) is China's leading developer technology community. We hope to provide a pure, high-quality technical exchange platform for programming enthusiasts, learn, communicate and grow with developers, and create an era for developers!

PHP中文网 2017-05-19 10:31:34

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

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

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

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

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

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

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

Spades, Diamonds, Hearts, Clubs => styles do not change font color in Chrome for Android

In Google Chrome on Windows, the card suit symbols (spades, hearts, diamonds, clubs) are colored correctly using the "style" attribute. Unfortunately, the same page displayed in Google Chrome on Android does not display the colors I defined but uses the default black and red. (See the atta...

P粉896751037 2023-09-05 15:25:13

How to hide mui TextField label?

I'm developing a Nextjs app and I have a dashboard navigation bar built with mui that contains a notification that opens the notification box, which is built with regular HTML and CSS. dashboard-navbar.js: importNotificationBoxfrom"./notification-box/notification-box";//...exportconstDashb...

P粉239164234 2023-09-05 15:41:00