CSS scope custom properties are not recognized when used to evaluate variables in the parent scope

I'm trying to scale the size via a var custom property so that classes can be composed without coupling. The desired effect is that the 3 lists will have 3 different scales, but as shown on CodePen, all 3 lists have the same scale. I'm looking for an explanation of scoping and CSS custom property te...

P粉006847750 2023-11-01 21:53:10 0 1 180

An effective way to protect PHP code without encryption

First of all, I'm not looking for miracles... I know how PHP works, and there's no real way to hide my code from the client without using encryption. But this comes with the cost of installing the extension on the running server. I'm looking for something different... I don't want to encrypt my code...

P粉763748806 2023-10-16 13:38:10 0 2 195

PHP syntax: decoding the meaning behind symbols

What's this? This is a collection of questions that come up from time to time regarding PHP syntax. This is also a community wiki, so everyone is invited to participate in maintaining this list. why is that? It used to be difficult to find questions about operators and other syntax markers. ¹The mai...

P粉893457026 2023-10-10 14:59:04 0 2 233

Font scaling based on container size

I'm having a hard time understanding the font scaling issue. I currently have a website with a body text font-size of 100%. 100% but what? This seems to be calculated at 16 pixels. I was 100% under the impression that it was somehow referring to the size of the browser window, but apparently not, si...

P粉217784586 2023-10-08 21:42:41 0 2 231

Retrieving the width of an element when using inline JSX rendering in a return statement

I have an element and I want to calculate its width and then iterate how many times it takes to at least fill the width of the viewport. The problem is, I can't get the width via the inline JSX render style I'm using. Even if I set it as a dependency, I still get the refWidth is empty error in useEf...

P粉441076405 2023-09-20 22:00:52 0 1 357

Laravel project not started

Good day, I'm totally new to Laravel, I have successfully installed Laravel-9 on my Windows PC using XAMMP and Composer, the installation was successful and everything worked fine, but when I shut down my computer system and later want to start the project, I start I installed XAMPP and entered http...

P粉295616170 2023-09-14 19:16:59 0 1 246

Query mongodb with two parameters

Does anyone have an idea how I could modify this code so that I can search based on title or rating or both? I've tried several approaches, including using the $and operator, with no success staticasyncgetMovies({filters=null,page=0,moviesPerPage=20,}={}){letquery={}if(filters){if ("title"...

P粉665679053 2023-09-11 19:07:07 0 1 245

How to sum multiple columns of data from multiple tables in mysql?

I have 4 tables: 1 - Supplier ID_A Supplier Name 1 Apple 2 Xiaomi 3 Nokia 4 OPPO 2 - Starting Balance ID_B Starting Balance 1100021000310004 Empty 3 - Invoice ID_C Invoice Value 120015002800325034004 Empty 4 - Return ID_DReturn_value11002502253 Empty 4 Empty Arithmetic for displaying data Method: St...

P粉615886660 2023-09-11 15:48:19 0 1 195

Method to count duplicate names in Varchar/Text column in MySQL/Any SQL

So, here's the situation: I have a CSV file that looks like this: show_idtitlecast1BatmanRobertPattinson,CollinFarrel,ZoëKravitz2TwilightRobertPattinson,KristenStewart3AvaJessicaChastain,CollinFarrel What I need to do is open this CSV file in a Python function and do some processing with spaces etc....

P粉464113078 2023-09-10 23:59:22 0 1 300

Calculate the number of days in overlapping or non-overlapping date ranges: PHP and Carbon implementation method

How to get the number of days for 2 or more potentially overlapping date ranges (CarbonPeriod)? $startDate_1='2022-12-01';$endDate_1='2022-12-10';$startDate_2='2022-12-06';$endDate_2='2022-12-15';$startDate_3='2022- 12-21';$endDate_3='2022-12-25';$dateRange_1=Ca

P粉754477325 2023-09-09 14:50:29 0 1 245

MySQL - Simple query sometimes suffers from infinite loop and increasing number of rows_fetched

I've been trying to figure out for the past 4 weeks why queries are executing intermittently forever on DockerMysqlPerconaDistribution (percona:8.0.32-24, empty my.cnf). This postscript query is run after importing multiple CSVs generated using MySQLShell's data mining algorithm. Half of the time, i...

P粉022140576 2023-09-08 09:20:56 0 1 259

How to calculate the difference between two SQL queries

I want to do subtraction between entotalitem and exotalitem, the query I am using is to retrieve data from the same table tbl_orders_data. I tried creating 2 queries, the first query is to retrieve entotalitem and the second query is to retrieve exotalitem$encheck=DB::table('tbl_orders_data')->se...

P粉036800074 2023-09-07 20:06:33 0 1 248

Theoretical analysis of algorithms that return true or false, based on the study of given probabilities

I want to implement a method that returns true with probability n/m and false with probability (m-n)/m. For example, I want to get true with probability 7/10000. To achieve this goal, I first get a random integer n less than 10000 from the function getRandomIntUnderN. Then, I determine whether n is ...

P粉026665919 2023-09-05 19:57:42 0 1 287

The rewritten title is: What causes a "possible infinite loop" when accessing another model attribute in an appended attribute of a model?

My Laravel9 application has two models: brand model and product model. Each product belongs to a brand, and a brand belongs to multiple products (1:n relationship). The product model should provide a "calculated" (additional) attribute called title_medium that concatenates the brand title ...

P粉786432579 2023-09-04 17:47:10 0 1 177

I want to have two time periods in fullcalendar defined by slotMinTime and slotMaxTime

I'm planning to use two different periods in the same calendar. The only way I've found so far is to do this in two different calendars like this: $(".btn-show").click(function(e){e.preventDefault();el= $(this).data('element');$(el).show();$("section>div").not(el).hide()

P粉617237727 2023-09-04 11:32:30 0 1 323

Use the BFS algorithm to explore the graph and output the shortest path

The goal of the program is to pass through various airports and output the shortest path between PHX and BKK using a breadth-first search algorithm. However, I'm having trouble printing the results. The expected output (shortest path) is: PHX->LAX->MEX->BKKconstairports='PHXBKKOKCJFKLAXMEXE...

P粉633075725 2023-09-03 11:42:48 0 2 305

How to set authorization header in HTML form of GET method

I want to submit an HTML form to a server that accepts the form data in a queryString along with an authorization header. The server then sends back the HTML document after performing some calculations on the data and authorization headers. Limitations I can't use JavaScript features like AJAX or fe...

P粉617237727 2023-08-31 12:21:27 0 1 296

Unable to connect to mysql on GCP Compute Engine

I have installed mysql on a virtual machine in gcp using the following command: https://cloud.google.com/architecture/setup-mysql (I installed it manually on the virtual machine) but I cannot connect to it using DBeaver. I'm using the external IP provided in the dashboard and I've allowed 3306 but e...

P粉312195700 2023-08-31 10:58:27 0 1 254

Implementing Epic on FHIR using PHP-JWT

I'm trying to get a jwt token but I get an error every time with everything I try. Here are the things I've tried. I do get the jwt-token without the package, but when I check the signature verification using jwt.io it fails every time. While using this package I faced different errors like the priv...

P粉593649715 2023-08-30 23:58:19 0 1 326

The template cannot capture the contents of the calculated property, but the life cycle hook can record it normally

I'm creating an online store where you can choose to order products without interfering with the contents of your shopping cart. The way I implement it is to share a page for cart items and individual products. It checks if the productID parameter is set and if so, uses different data. This is the f...

P粉604669414 2023-08-30 23:44:38 0 1 317