How to use JavaScript or JQuery to print restaurant receipts?

Due to the limitations of activex, many browsers do not support it. Even downloading the ie-tab plug-in in the chrome browser does not work. Is there any good way to use JavaScript and JQuery to print restaurant receipts?

PHP中文网 2017-05-19 10:25:13 0  1  527

How about using Alpine.js for form validation

I'm discovering such a great Alpine.js framework. But I can't find how to insert the complete form validation framework. For years I used full JqueryValidation, but it requires JQuery ;-) I tried Ionide.Js but it didn't have many validators to plug into Laravel. Vue.js has vuelidate and vee-validate...

P粉345302753 2023-08-30 21:41:37 0  1  514

javascript - Why does the following situation occur when I use a certain color picker plug-in?

If you delete this sentence in the plug-in, the error will not be reported, but the plug-in will no longer be usable. . . . . And already used jq

phpcn_u1582 2017-06-12 09:28:31 0  1  551

javascript - Is there a plug-in for jquery to select colors like this? Just set the numerical value?

(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!

高洛峰 2017-05-19 10:36:10 0  1  278

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

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  830

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

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 0  1  762

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 0  1  690