I’ve faced this question on the interview recently. How many objects will be created? How many db queries will be executed? I’ll be thankful so much for any detailed explanation Answer In Either one of the code above, the query will just be 1 $a = Flight::find(1); is same as Since $a & $b are …
is `file_get_contents(“php://input”)` the only way to get post data from `fetch` and is it safe to use async- and hack-wise?
I’m trying to rewrite my JQuery $.post() code via native fetch() function. And it seems like the only way to do it with PHP server code is using file_get_contents(“php://input”). I do it like it is shown here and here: js code: myscript.php: There are two things which makes me worried: The p…
array_push(): Argument #1 ($array) must be of type array, string given [closed]
Closed. This question is not reproducible or was caused by typos. It is not currently accepting answers. This question was caused by a typo or a problem that can no longer be reproduced. While similar questions may be on-topic here, this one was resolved in a way less likely to help future readers. Closed 9 m…
count multiple values in multiple column PHP
i want to count multiple values from 3 columns and sorted descending using PHP mysqli, and I can’t do it. name1 name2 name3 mike jack rose jack mike Mary jack Mary John expect output: My code: Answer Use UNION to get them all into a single column. Then use COUNT(*) and GROUP BY:
What fields do I verify in a x509 (as x5c header in a JWS) to prove legitimacy of the Certificate?
I’ve already posted a similar question here, but I’ve realized that my issue could have more to do with x509 certificate rather than JWS in general. Here’s the thing, I’m pretty new to JWS, and Apple now transmits them as part of their server-to-server communication. I’m trying t…
Challenge to uniquely identify a computer from any of its browsers
In an HTML5 web app, I’m building a feature that relies on client-to-client communication (with pusher). It’s made of PHP on the server-side and Javascript with Vue on the client side. The typical scenario is: a window popup is opened, and from there it communicates directly with some other window…
Laravel Query Filtering Out Transactions and Checking Between Two Dates
My query is working for getting the existing transactions between two dates. However, the whereNotIn function is not filtering out the transaction. It still selects transactions that were either …
How to get custom characters from very large string in PHP
I have a string of currencies – currency code, name and rates (first rate is units per EUR and second is EUR per unit). string(6429) ” USD US Dollar 1,…
How to correctly calculate HMAC in Google Apps Script using hexadecimal key
I am trying to use API which requires HMAC to authenticate. I was able to generate and use correct key using PHP (using instructions from vendor), but now I need to do the same in Google Apps Script, but I failed… The API key provided by vendor is C77C96EEF6F6995B with information that this is 8 byte he…
Symfony #[CurrentUser] attribute returns null
<?php declare(strict_types=1); namespace AppControllerUser; use AppEntityUser; use SymfonyBundleFrameworkBundleControllerAbstractController; use SymfonyComponentHttpFoundationRequest; …