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javascript - element ui, select selector, the value in the input is empty after single selection.

Take the first single-select demo of the official select selector as an example, and the example link is the normal rendering: {code...} Abnormal rendering: {code...} Please give me some advice from my seniors.

漂亮男人 2017-05-19 10:24:56

javascript - When clicking the left and right switching arrow of swipe, the current vue instance is accessed inside the slideNext function in the swipe source code.

The current requirement is to use vue to create a carousel component with a tab bar and swipe. When I click on the left and right heads of the carousel image, I want to get the page number of the current page in the slideNext function of swipe, and pass the page number to the vue instance to achieve...

漂亮男人 2017-06-26 10:58:16

angular.js - Can ui-router share a controller and view template with multiple states?

For example, if there is a list on the left, when I switch the list item, I switch the content on the right, and the content on the right has the same format. I know that ng-router can use list/:type to implement multiple routes matching one controller and view, so I would like to ask if UI-router c...

我想大声告诉你 2017-05-15 17:14:08

As Teachers' Day approaches, do you have anything to say to teachers?

Whether you are a novice who has just started programming, a master who has already learned a lot, or an ordinary student in school... What do you want to say to your teachers? Can you express your ideas in code language? For example, use a piece of front-end code to achieve the effect of a school b...

藏色散人 2018-09-08 17:25:57

How to return response from async call?

How to return response/result from function foo which makes async request? I've tried returning a value from the callback and assigning the result to a local variable within the function and returning that variable, but none of these methods actually return a response - they all return undefined or ...

P粉668113768 2023-08-23 12:49:32

How to return response from async call?

How to return response/result from function foo which makes async request? I've tried returning a value from the callback and assigning the result to a local variable within the function and returning that variable, but none of these methods actually return a response - they all return undefined or ...

P粉722409996 2023-10-08 20:41:15

Is there a way to achieve smooth scrolling animation when using the scroll wheel?

I'm trying to make it so that when I scroll the page it moves smoothly instead of the "jumpy" way it does when using the scroll wheel. Most of the sources I've seen related to this involve smooth scrolling when clicking a button or link, like what react-scroll provides, but I specifically ...

P粉118698740 2023-08-16 16:40:27

I know how to cut pictures on the front end and want to learn PHP website development. I would like to ask for a complete class video of the physical class of a first-line PHP institution in Beijing.

I know how to cut pictures on the front end and want to learn PHP website development. I would like to ask for a complete class video of the physical class of a first-line PHP institution in Beijing. I learned front-end cutting at an institution before, and then became a cutter, but I didn’t have mu...

. 2017-08-28 14:28:41

How to find JSON data based on other content in a JSON object when duplicates exist?

I'm currently implementing some data charts on a website, and I have a JSON that contains some data, specifically some ID numbers, some dates, and some data points. Because I have multiple dates under the same ID, I'm looking for a way to do essentially "find a JSON object with this ID and mont...

P粉713846879 2024-04-04 10:57:45

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

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