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javascript - Is... in the following code a spread operator or an operation operator? What does it mean to write like this?

Code in vuex {code...} What does... in front of mapState mean? What is the difference between adding this and not adding this? I have seen the relevant documentation of the spread operator and the operation operator, but I still don’t quite understand it. I would like a more detailed explanation. .

漂亮男人 2017-06-26 10:52:17

Htaccess redirect doesn't seem to work with php file extensions for seo friendly (no extension) urls

An old URL structure of my website is as follows: https://example.com/login.phpor,https://example.com/login.php?redirect=https://example.comor,https://example.com /register.php After rebuilding the URL, the URL looks like this: https://example.com/loginor,https://example.co

P粉724737511 2023-09-13 11:37:25

How to roll back to PHP version 8.1: Docker phpdockerio/php:8.1-fpm build uses PHP version 8.2

I'm running my project on a PHP-FPM docker container (details of the config file below). When I build the container and try to run Composer, I get an error reporting that the PHP extension is missing. However, I think my build file covers these extensions (see docker/php-fpm/Dockerfile below). It tu...

P粉757640504 2023-11-05 09:52:26

HTTP error 404.3 - Not Found, please solve it

After the system is installed, the php webpage cannot be logged in, and only htmlHTTP error 404.3 - Not Found cannot provide the page you requested due to extension configuration issues. If the page is a script, add a handler. If the file should be downloaded, add a MIME mapping. Detailed error info...

胡清太(醉好MBA） 2019-02-14 20:59:23

php - How to implement multi-table query in Laravel

I have a view that displays a shopping cart in tabular form. Each shopping cart entry needs to display the details of the flowers currently purchased and the quantity purchased. In the database, there are two tables, flower and cart. The former contains the basic information of the flowers. Informat...

大家讲道理 2017-05-18 10:47:22

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

Custom Bootstrap 5 carousel on mobile (multiple items, but not in one row)

I'm having trouble trying to customize the carousel layout on mobile devices. I want it to show every item of the carousel on mobile instead of just one, but after trying with some CSS and JS, especially using displayfloat or max-witdh I'm just starting to think this isn't possible, Or I don't know ...

P粉763662390 2023-09-05 11:53:56

How to use Firebase Authentication with multiple login methods and role-based authentication?

I am creating a react.js application with nodejs as backend and I want to use these authentication methods to login using email/password, login using google and login using phone, now I want to keep the uniqueness of the user while signing the user's name for Any of these, I will also get other deta...

P粉574695215 2023-09-05 12:18:10