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Accessing drag-and-drop elements in HTML: a comprehensive guide

The 'dragenter' event is fired when a dragged element enters a drag-and-drop element. This event is attached to the drop element so I can access it. Where is the dragged element?

P粉316890884 2023-08-01 10:13:18 0  1  693

Angular Material - Move element to new location

I need help with Angular material drag and drop. The idea is that I can move a black block on the screen along the Y axis, for this I use AngularMaterial drag and drop, for which I have 3 methods onDragMoved, onDragStart, onDragEnd. When I release the mouse I will add 100px to the height and when I ...

P粉121081658 2023-09-01 09:12:46 0  1  647

javascript - js image upload plug-in with preview function, which ones are easier to use?

js image upload plug-in with preview function, which ones are better to use? There are more information and many people use them. Please recommend.

高洛峰 2017-06-12 09:30:40 0  4  1017

javascript - Is there a plug-in for multi-select drop-down grouping based on vue?

Then the UI framework I used was element-ui1.2.9 and found that it did not provide such a component. Let's see if there is such a multi-select drop-down grouping plug-in based on vue!

PHP中文網(wǎng) 2017-05-19 10:20:09 0  2  703

javascript - How to use canvas to convert the content in a div into an image without using a plug-in.

Many people on the Internet mentioned using canvas, but the key content conversion part seems to be mostly assisted by plug-ins, and the only example I found that did not rely on plug-ins ran incorrectly. I would like to ask a master how to convert the content in a div into an image without using a ...

巴扎黑 2017-05-24 11:36:16 0  3  980

angular.js - How to introduce other js files in angularjs

I want to introduce other js files into angularjs. Here I want to introduce the image carousel plug-in in Meizi ui, which has similar needs. Usually this requires embedding js in the page, for example, something like this, if you directly introduce the js plug-in into the html, and then write it lik...

習(xí)慣沉默 2017-05-15 16:56:02 0  3  1194

Reorder array in state

I'm using zustand to create a global state with an array of to-do items, and I have functionality to add, remove, and toggle completion/undo for each to-do item. I also use DndKit to drag and drop each ToDo component and reorder them in the global context, for this I need to create a reorderTodo fun...

P粉741678385 2024-03-30 14:44:42 0  1  521

mysql - How to insert into the database after drag and drop reordering?

It is an article pagination, for example, ten pages, and the serial number is 1-10; one page stores a piece of data, but how do I sort it in the database after dragging it randomly?? The drag-and-drop modifications of each page are saved in the database in real time. I Now there are two ideas. One i...

某草草 2017-05-18 10:56:17 0  1  1239

angular.js - How to implement lazy loading of images in angularjs?

To write a web page that displays a list of images on the mobile terminal, jQuery's lazy loading plug-in was used to implement this function in the past, but now it is required that jQuery and other plug-ins cannot be used, and only angularjs can be used to implement this function. The path of the i...

某草草 2017-05-15 16:51:49 0  5  1012

Sortable.js: Organize and sort columns in a table

How to sort a list using sortable.js library? https://sortablejs.github.io/Sortable/ I set sortable_container(sortable_employesid) on the tr attribute. This works great. But how to sort td in tbody at the same time? Please see the gif. Tbody is not sortable. How to create a table to drag and drop he...

P粉752290033 2024-02-03 17:40:31 0  1  623

Objective-c - Two tableviews. The right one will be blocked without adding top64, but the left one will not. Question: Why?

I want to make a two-column one. I use two tableviews, so here comes the problem. When I used Swift, I did it with SB drag and drop. I encountered this situation. At that time, I also added 64 to the tableview on the right. The padding, this time written in object-c code, still encountered this prob...

滿天的星座 2017-05-02 09:23:45 0  1  683

javascript - gulp After installing the image compression plug-in, why does it report Cannot find module 'file-type' after executing the gulp command?

After installing this image compression tool, I could execute the gulp command to compress html and css, but now I can't. The error is reported for the first image. Also, please tell me why I can't compress the js file (the gulp-uglify plug-in has been installed). It is said to be a syntax error on ...

世界只因有你 2017-06-22 11:54:19 0  1  1183

angular.js - About the problem that lazy loaded images cannot be displayed after angular sorting and filtering.

This plug-in is used: https://github.com/angular-di... The principles are similar, determine whether it is within the window, and then load the image; the basics can be implemented, but: after adding the sorting or filtering function After (angular's orderBy, filter), the sorting of the list changes...

過去多啦不再A夢 2017-05-15 17:04:43 0  2  737

angular.js - When doing drag-and-drop interaction in angular, is it better to use js to change the dom, or only change the data?

Online searches recommend not to change the DOM, but changing only the data will cause re-rendering, and the originally opened drop-down items will be closed. The interaction effect is not good. But if you use js to change the dom, the data will become difficult to process.

ringa_lee 2017-05-15 17:06:50 0  2  794

Android - ionic hybrid development, the default photo picker, IOS cannot select a single photo.

Use the cordova-plugin-image-picker plug-in and call the maximumImagesCount: 1 method. The compiled Android version allows you to select only one picture by selecting the album, but the iOS version can select multiple pictures in the album. Excuse me, how can I make iOS only select one picture when ...

過去多啦不再A夢 2017-05-16 13:31:35 0  1  802

Storybook with Tailwind - Tailwind's background image is not resolved

Tailwind background image has the following syntax: backgroundImage:(theme)=>({"drop-arrow":"url('/res/public/images/drop_down_arrow.svg')",...}) where /res is in the file Outside the folder ../www/www/res.. but using the url to resolve on the web. This project is already quit...

P粉786432579 2024-03-29 10:58:35 0  1  502

nginx - Regarding the problem of downsizing the javaweb project, after the early development, it was found that the storage space occupied by the project was too large, almost 1.2G. How to achieve downsizing? The dynamic pages are mainly jsp.

1. How to separate the dynamic and static pages of the system and import jsp for separation. 2. The project WebRoot structure is as follows: Image description 3. How to separate these plug-ins and static files so that they are not placed in the webroot directory. You can configure the storage locati...

高洛峰 2017-05-16 17:07:53 0  4  866

javascript - jQuery plug-in production, multiple calls on one page

I want to write a carousel image plug-in. I called it twice on my page... Each one passed in three images, but when I looped it out and added it to the page, I found that there were 6 li, which is the effect I want now. That is, I loop once and add 3 li to the first one, and add the corresponding li...

迷茫 2017-06-26 10:50:37 0  1  736

javascript - About the use of rich text editor

I use a rich text js plug-in, and after formatting the content, how can I save the article to the database according to the currently edited article format, so that the format will not change when it is extracted and displayed at the front desk later? (The content will also include pictures, which s...

某草草 2017-05-18 10:57:46 0  1  737

javascript - Regarding the problems encountered when using jquery.lazyload, please help!

I found that this plug-in does not seem to process dynamically inserted elements, which means that dynamically inserted elements cannot be displayed normally, but always display the loading image. My current temporary solution is to add a unique container to the newly inserted node. , and then perfo...

ringa_lee 2017-05-19 10:45:21 0  3  694